<div><p><strong>Purifying the target protein is crucial for investigating its specific properties and interactions with biomolecules like DNA, RNA, and other proteins. A range of purification strategies is available, and the optimal approach depends on factors such as the required scale, throughput, and downstream application. In many cases, the process must be fine-tuned through empirical optimization to achieve the desired purity and yield.</strong></p></div><div><div><div><div><h3><strong>What is Protein Purification?</strong></h3><p>Protein purification is a critical process in biotechnology and life sciences, aimed at isolating a specific protein from complex biological mixtures such as cell lysates or tissue extracts. The goal is to obtain a highly purified protein sample, free from contaminants like other proteins, nucleic acids, and lipids, to enable accurate analysis of its structure, function, and interactions.</p><p>This process is especially vital in biotechnological areas inside immunology and microbiology. In <strong>immunology</strong>, it underpins the production of vaccines, therapeutic antibodies, and diagnostic assays by enabling the isolation of key immune proteins and antibodies. It also supports the investigation of cell signaling and immune response mechanisms. In <strong>microbiology</strong>, purified proteins are essential for studying pathogens, identifying disease-related antigens, and driving drug discovery efforts. Ultimately, protein purification is fundamental to the development of targeted vaccines, innovative diagnostics, and effective therapeutic strategies.</p></div></div></div></div><div><div><div><div><h3><strong>Types of Protein Purification Methods</strong></h3></div></div></div></div><div><p>There are several types of protein purification methods, each chosen based on the protein’s characteristics such as size, charge, solubility, and binding affinity. Below are some commonly used methods:</p></div><div><div><div><div><h4><strong>Non-Chromatographic Approaches</strong></h4></div></div><div><p>Non-chromatographic approaches use simpler physicochemical principles—such as solubility, molecular size, or diffusional properties—to separate and purify proteins. These techniques are often employed as initial purification or concentration steps before further refinement.</p><h5><strong>Precipitation Techniques</strong></h5><p>Protein precipitation is a widely used approach in purification workflows, typically relying on one of three main methods:</p><ul><li><strong>Organic solvent precipitation</strong> involves adding solvents like ethanol or acetone to lower the solution's dielectric constant. This promotes protein–protein interactions, reducing solubility and leading to aggregation and precipitation.</li><li><strong>Isoelectric point precipitation </strong>exploits the pH at which a protein carries no net charge. At this point, solubility is minimized, causing the protein to precipitate from solution.</li><li><strong>Nonionic polymer precipitation</strong> uses polymers such as dextran, polyethylene glycol (PEG), or NPEP to alter the solution’s physical properties. These agents create crowding effects that promote protein aggregation without directly binding to the proteins.</li></ul><h5><strong>Dialysis</strong></h5><p>Dialysis involves placing a protein solution inside a semi-permeable membrane that allows water and ions to pass while the protein remains inside, facilitating buffer exchange.This method is commonly used during protein expression and purification workflows for buffer exchange, desalting, and removal of unwanted small molecules such as imidazole, urea, or ammonium sulfate. The process helps maintain protein stability and activity by gradually equilibrating the sample with the desired buffer conditions.</p><h5><strong>Immunocapture (Magnetic Bead-Based Purification</strong></h5><p>Immunocapture uses antibodies immobilized on solid supports like magnetic beads to selectively bind and isolate a target protein. This method is highly specific and particularly useful for low-abundance targets or small-scale prep, such as:</p><ul><li>Pulling down proteins from complex mixtures</li><li>Capturing tagged recombinant proteins (e.g., FLAG, HA, or His tags)</li><li>Enrichment before western blotting, MS, or ELISA</li></ul><p>Magnetic beads offer speed, ease of use, and minimal sample loss, making them ideal for lab-scale workflows.</p><p><a target="_blank" rel="noopener noreferrer" href="https://www.phenomenex.com/products/biozenspe-sample-preparation-products/biozen-magbeads">Biozen MagBeads</a> provide a fast and efficient method for purifying, isolating, and cleaning up monoclonal antibodies (mAbs), proteins, and peptides. These paramagnetic beads feature a streptavidin-coated surface, enabling high-affinity binding in immuno-based workflows. Compared to traditional sample preparation techniques, magnetic bead-based immunocapture offers greater speed and consistency by delivering high binding capacity with uniform particle size, ensuring accurate and reproducible results in significantly less time.</p><h5><strong>Centrifugation</strong></h5><p>Centrifugation of crude protein mixtures is an essential step in the investigation of protein purification and aggregation. Outlined below are the various types of centrifugations employed in protein purification.</p><p><strong>Preparative Ultracentrifugation</strong><br>Ultracentrifugation is an effective method of purifying proteins from aggregates based on their size, shape and density. Centrifugation, widely recognized as a robust and versatile method, is commonly used to separate complex mixtures of cellular components. Ultracentrifuges separate small particles by spinning at high speeds, utilizing centrifugal force based on size and density.</p><p><strong>Differential Centrifugation</strong><br>Differential centrifugation operates by separating components based on differences in size and density, using varying speeds of centrifugation to achieve this. Its resolving power ranges from low to medium. A key advantage of this technique is its convenience for processing multiple samples simultaneously, making it effective for purifying crude samples. Additionally, it preserves cell viability and maintains the natural distribution of hematopoietic cell populations.</p><p><strong>Rate-zonal Gradient Centrifugation</strong><br>This technique separates components based on their sedimentation rate within a medium that contains a density gradient. It offers medium resolving power and is particularly effective for separating multiple components in complex mixtures with high precision. It is also considered a cost-effective and widely used technique in molecular biology and biochemistry.</p><p><strong>Isopycnic Centrifugation (Equilibrium Centrifugation)</strong><br>Isopycnic centrifugation is an advanced protein purification method that relies on the principle of separating particles according to their intrinsic buoyant density, irrespective of their size or morphology. During the process, proteins migrate through a density gradient until they equilibrate at a position where their density matches that of the surrounding medium, resulting in precise separation without further sedimentation.</p></div></div></div><div><div><div><div><h4><strong>Chromatographic Approaches</strong></h4><p>Chromatography is a common method of protein purification and is based on the separation of molecules in a mixture as they move through a stationary phase and a mobile phase. Outlined below are the various types of chromatography employed in protein purification.</p><h5><strong>Ion Exchange Chromatography</strong></h5><p><a target="_blank" rel="noopener noreferrer" href="https://www.phenomenex.com/techniques/hplc-ion-exchange">Ion exchange chromatography</a> relies on the interaction between a charged stationary phase and oppositely charged analytes, with cation exchange chromatography attracting positively charged molecules to a negatively charged stationary phase. Successful application of this technique requires careful selection of the appropriate ion exchange column, buffer pH, and salt concentration. This approach is often used in the biopharmaceutical industries as mAb polishing steps, viral clearance and charge variant analyses as part of the product quality control.</p><p><a target="_blank" rel="noopener noreferrer" href="https://www.phenomenex.com/">Phenomenex</a> offers a range of protein purification columns. Their ion exchange chromatography solutions include:&nbsp;</p><ul><li><a target="_blank" rel="noopener noreferrer" href="https://lcms.labrulez.com/products/1526"><strong>Luna SCX </strong></a>for strong selectivity of positively charged compounds, such as peptides</li><li><a target="_blank" rel="noopener noreferrer" href="https://lcms.labrulez.com/products/1540"><strong>Biozen WCX</strong></a> for efficient separation of proteins such as monoclonal antibodies charged variants</li><li><a target="_blank" rel="noopener noreferrer" href="https://www.phenomenex.com/part/00g-3151-e0">PhenoSphere SAX</a>, a strong anion-exchanger with fully porous 80Å particles, particularly useful for small molecules such as nucleotides</li></ul><h5><strong>Size Exclusion Chromatography</strong></h5><p><a target="_blank" rel="noopener noreferrer" href="https://www.phenomenex.com/techniques/hplc-sec">Size exclusion chromatography (SEC)</a> separates molecules based on their size, with larger analytes eluting first due to their exclusion from the pores in the column packing material, while smaller molecules are able to enter the pores, facing a longer travelling path, and hence, eluting later. This method can be categorized into aqueous SEC (gel filtration chromatography, GFC) for analyzing biomolecules such as proteins and antibodies. This type of chromatography is widely used as an analytical tool for quality control in the biopharmaceutical industry and can also be an approach of choice for polishing steps.</p><p>Phenomenex offers a range of <strong>Biozen columns for SEC</strong> separations. In the case of mAbs, <a target="_blank" rel="noopener noreferrer" href="https://lcms.labrulez.com/products/1534"><strong>Biozen dSEC-2</strong></a> and<a target="_blank" rel="noopener noreferrer" href="https://lcms.labrulez.com/products/1537"><strong> Biozen dSEC-7 </strong></a>columns are the top choices for monoclonal antibody (mAb) analysis, delivering high-resolution separation of monomers, aggregates, and fragments formed during mAb manufacturing, processing, or storage. The dSEC-7 column, featuring a larger pore size and optimized particle design, extends the dynamic range to accommodate larger biomolecules and complex biotherapeutics.</p><p>For more general applications, <a target="_blank" rel="noopener noreferrer" href="https://lcms.labrulez.com/products/1533"><strong>Biozen SEC-2</strong></a><strong> </strong>and <a target="_blank" rel="noopener noreferrer" href="https://lcms.labrulez.com/products/1532"><strong>Biozen SEC-3</strong></a> phases cover different MW ranges for high-efficiency separation of biomolecules (e.g., proteins and antibodies). Additionally, the BioSep and Yarra lines become top choices when looking for preparative scale columns.</p><h5><strong>Reversed-Phase Chromatography</strong></h5><p><a target="_blank" rel="noopener noreferrer" href="https://www.phenomenex.com/techniques/hplc-reversed-phase">Reversed-phase chromatography</a>, the most common mode in high-performance liquid chromatography/ ultra-high-performance liquid chromatography (HPLC/UHPLC), separates compounds based on hydrophobic and van der Waals interactions using alkyl (C18, C8, C4) stationary phases or other hydrophobic polymers. For large biomolecules such as proteins and peptides, <a target="_blank" rel="noopener noreferrer" href="https://www.phenomenex.com/resources/blog/wider-pore-biozen-column">wide-pore</a> (typically 300 Å) C4, C8 and C18 columns are ideal, as the larger pore size allows better accessibility of the protein molecules to the stationary phase surface, improving mass transfer and peak shape during separation.</p><p>The Biozen line from Phenomenex offers a wide range of HPLC/UHPLC columns for the analysis of biomolecules.These include phases optimized for high-resolution analysis of intact proteins (Native-RP, Widepore C4, Intact XB-C8) and peptides (Peptide PS-C18, Peptide XB-C18 and Peptide Polar-C18). Kinetex could also be an option when looking for more selectivities for the analysis of peptides and small proteins. Additionally, when aiming to preparative scale processes, several of these media are also available in Phenomenex Axia formats to easily up-scale your separations.</p><h5><strong>Hydroxyapatite Chromatography</strong></h5><p>Hydroxyapatite chromatography (HAC) is a sophisticated mixed-mode chromatographic technique that exploits the unique properties of hydroxyapatite (Ca10(PO4)6(OH)2), utilizing both cation-exchange interactions via its phosphate groups and metal affinity through its calcium sites to achieve highly selective protein separations.</p><p>Renowned for its efficacy in resolving complex biomolecular separations, HAC excels in tasks like aggregate removal from monoclonal antibodies, surpassing the capabilities of traditional single-mode chromatographic methods such as ion-exchange or hydrophobic interaction chromatography.</p><h5><strong>Hydrophobic Interaction Chromatography</strong></h5><p>Hydrophobic interaction chromatography (HIC) is a method of protein purification that separates molecules based on their hydrophobicity, using high-salt buffers to promote protein-ligand interactions while maintaining the protein's biological activity. The process involves gradually reducing the salt concentration to elute proteins in order to increase hydrophobicity, making it effective for purifying target molecules and removing impurities or aggregates, making it a valuable approach for intermediate and polishing steps during purification processes.</p><h5><strong>Affinity Chromatography</strong></h5><p>Affinity chromatography is a powerful and highly selective technique used to purify biomolecules based on specific, reversible interactions between a target molecule and an immobilized ligand. In many cases, recombinant proteins are engineered with affinity tags—such as His-tags or GST-tags—that facilitate binding to complementary ligands on the chromatography matrix.</p><p>This method offers the advantage of achieving several thousand-fold purifications in a single step while preserving the biological activity of the protein. It is widely employed for purifying enzymes, antibodies, and antigens, using a variety of ligands including specific antibodies, enzymes, and multifunctional compounds like concanavalin A and triazine dyes.</p></div></div></div></div>

Exploring Protein Purification Methods: Essential Techniques for Accurate Results

<h3><span><strong>A Practical Guide to Getting the Most from Syringe Filters: Tips, Tricks, and Common Pitfalls</strong></span></h3><p><span><strong>Syringe filters play a crucial role in chromatography and many other laboratory applications by removing particulate matter before analysis. Proper sample filtration helps protect analytical instruments, extends column lifetime, and improves data quality. However, selecting an unsuitable filter—or using one incorrectly—can introduce contamination, reduce filtration efficiency, or even compromise analytical results. The following recommendations will help you avoid common mistakes and ensure reliable filtration every time.</strong></span></p><p><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/KNAUER_Avoiding_Common_Syringe_Filter_Mistakes_3_150e8c1c2b.webp" alt="KNAUER: Avoiding Common Syringe Filter Mistakes" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_KNAUER_Avoiding_Common_Syringe_Filter_Mistakes_3_150e8c1c2b.webp 133w," sizes="100vw" width="1276" height="1496"></p><h4><span><strong>1. Improper Filter Handling</strong></span></h4><p><span>Using excessive force during filtration or attempting to reuse disposable syringe filters can damage the membrane and increase the risk of sample contamination.</span></p><ul><li><span><strong>Solution:</strong> Apply slow, even pressure throughout the filtration process and always dispose of single-use filters after one use. If the flow rate decreases noticeably, replace the filter instead of applying additional force.</span></li></ul><h4><span><strong>2. Selecting an Inappropriate Pore Size</strong></span></h4><p><span>Using the wrong pore size may either fail to remove unwanted particles or cause the membrane to clog prematurely, reducing filtration efficiency.</span></p><ul><li><span><strong>Solution:</strong> A 0.45 µm membrane is generally suitable for routine particulate removal, while a 0.22 µm membrane is recommended for finer filtration and bacterial removal. Samples with higher viscosity may require a pre-filter to prevent rapid clogging. It is also important to consider the intended analytical technique. For example, 0.22 µm filters are typically preferred for UHPLC and LC-MS applications, whereas 0.45 µm filters are often sufficient for conventional HPLC analyses.</span></li></ul><h4><span><strong>3. Choosing the Wrong Membrane Material</strong></span></h4><p><span>Different membrane materials exhibit different chemical resistance. Using an incompatible membrane may lead to degradation of the filter, sample contamination, or complete filtration failure.</span></p><ul><li><span><strong>Solution:</strong> Always verify solvent compatibility before filtration. PTFE membranes are an excellent choice for organic solvents, while PES and nylon membranes are better suited to aqueous samples. If compatibility is uncertain, perform a small-scale trial before filtering valuable samples.</span></li><li><span><strong>Pro Tip:</strong> For additional guidance, see our blog article <strong>"How to Choose the Right Membrane for your Syringe Filter"</strong>, which provides a detailed comparison of membrane materials and their recommended applications.</span></li></ul><p><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/KNAUER_Avoiding_Common_Syringe_Filter_Mistakes_2_e47021fb11.jpg" alt="KNAUER Sepapure® Syringe Filters are available with multiple membrane materials, each identified by a dedicated color code for quick and reliable selection." srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_KNAUER_Avoiding_Common_Syringe_Filter_Mistakes_2_e47021fb11.jpg 245w," sizes="100vw" width="1580" height="902"></p><h4><span><strong>4. Ignoring Filter Capacity</strong></span></h4><p><span>Using a filter with insufficient capacity can result in rapid membrane blockage, increasing filtration time and reducing laboratory productivity.</span></p><ul><li><span><strong>Solution:</strong> When filtering larger sample volumes, choose high-capacity syringe filters or introduce a pre-filtration step. Never force liquid through a clogged membrane, as doing so may damage the filter and negatively affect sample quality.</span></li></ul><h4><span><strong>5. Overlooking Sample Adsorption</strong></span></h4><p><span>Certain membrane materials may adsorb analytes of interest, leading to lower recoveries and potentially affecting quantitative results.</span></p><ul><li><span><strong>Solution:</strong> For protein samples or other adsorption-sensitive analytes, select membranes with low binding characteristics, such as nylon or glass fiber, whenever appropriate. Performing a small recovery test before routine analysis can help identify potential analyte losses.</span></li></ul><h4><span><strong>6. Failing to Optimize Filtration Performance</strong></span></h4><p><span>Slow filtration is more than just an inconvenience—it often indicates that the filtration conditions are not optimal.</span></p><ul><li><span><strong>Solution:</strong> If filtration becomes unusually slow, investigate possible causes such as membrane clogging, excessive sample viscosity, or an unnecessarily small pore size. Depending on the sample, dilution or sequential filtration using progressively finer filters may significantly improve performance.</span></li></ul><h4><span><strong>Final Thoughts</strong></span></h4><p><span>Selecting the appropriate syringe filter is a straightforward process, but overlooking small details can have a significant impact on analytical performance. Choosing the correct membrane material, pore size, and filtration strategy helps improve laboratory efficiency, protects chromatography systems and columns, and contributes to accurate, reproducible analytical results.</span></p><p><span>With the right syringe filter and proper filtration technique, you can minimize sample preparation problems and maximize confidence in every analysis.</span></p><p><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/KNAUER_Avoiding_Common_Syringe_Filter_Mistakes_4_983a15e289.jpg" alt="KNAUER: Sepapure® Syringe Filter Selection" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_KNAUER_Avoiding_Common_Syringe_Filter_Mistakes_4_983a15e289.jpg 245w," sizes="100vw" width="1160" height="627"></p><p><span><strong>Happy filtering!</strong></span></p>

Avoiding Common Syringe Filter Mistakes

News from LabRulezLCMS Library - Week 27, 2026

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Based in Berlin, KNAUER is a medium-sized, owner-managed company that has been serving the sciences since 1962. We develop and manufacture scientific instruments of superior quality for liquid chromatography, including: Analytical HPLC/UHPLC, Preparative HPLC, Fast protein liquid chromatography (FPLC), Multi-column chromatography/Simulated moving bed (SMB) chromatography. High pressure dosing, in-line detection systems, and osmometry are additional business areas.

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<h3><strong>Solving Problems That Matter - a Waters webinar series featuring USP speakers</strong></h3><h4><strong>Episode 8: Lipid nanoparticles</strong></h4><div class="summary-section section"><p id="isPasted"><span class="summary" name="summary">Developing safe, compliant and efficacious lipid nanoparticles (LNP) requires adequate testing of the individual lipid components and impurities. In this webinar Anni Chang from the USP Excipient team will share current and future excipient solution approaches and describe how the USP provides support for stakeholders in discovery and early-stage development. Then Duanduan Han will discuss the benefits of mass detection for critical impurities analysis, and Empower software workflows for compliant and straightforward method migration from development to QC labs. Duanduan will also highlight how multi-angle light scattering (MALS) detection can be used to characterize the LNP.</span></p><h5><span class="summary" name="summary"><strong fr-original-style="">Key learning objectives</strong></span></h5><ul><li><span class="summary" name="summary">Explore current and future USP solutions for lipid nanoparticles (LNP)</span></li><li><span class="summary" name="summary">Learn how mass detection and Empower software-based workflows expedite and enhance routine testing of LNP components and impurities</span></li><li><span class="summary" name="summary">Discover orthogonal insights enabled by multi-angle light scattering detection (MALS)</span></li></ul><h5><span class="summary" name="summary"><strong fr-original-style="">Who should attend</strong></span></h5><p>Scientists involved with lipid nanoparticle analysis</p><blockquote><p><span class="sp-name"><strong>Presenter: </strong>Anni Chang, Ph.D. (</span><span class="sp-title">Sr Scientist II, Excipients Unit, </span><span class="sp-company">US Pharmacopeia)</span></p><p><span class="sp-description">Dr. Anni Chang is currently a Senior Scientist II in the Excipients unit at the United States Pharmacopeia (USP). In her current role, she is responsible for developing, revising, and modernizing USP monographs. One of her focus areas is lipid excipients used in nanomaterial carriers.</span></p><p><span class="sp-description">Dr. Chang has more than 15 years of experience in the biotech/pharmaceutical industry in analytical method development, validation, and transfer. She received her Ph.D. in Chemistry from University of Maryland, College Park, Maryland, USA. Dr. Chang is also active in the American Association of Pharmaceutical Scientists and serves as a Member Engagement Manager in the Lipid Based Drug Delivery community.</span></p><p><span class="sp-name"><strong>Presenter: </strong>Duanduan Han, Ph.D. (</span><span class="sp-title">Senior Scientist QA/QC Biologics Solutions group, </span><span class="sp-company">Waters Corporation)</span></p><p><span class="sp-company">Duanduan is a Senior Scientist in the QA/QC Biologics Solutions group at Waters Corporation headquarters in Milford, MA. She joined Waters in 2021, and she has focused on LC method development in composition analysis, impurity profiling, and raw material screening of lipid nanoparticle components and products. Additionally, she has explored other subjects of pharmaceutical analysis including surfactant, protein, and peptide. Prior to joining Waters, she received her PhD in chemical engineering from Texas A&amp;M University.</span></p><p><span class="sp-name"><strong>Presenter: </strong></span>Panelist: Martin Kurnik, Ph.D. (Senior Scientist, Analytical Sciences, Waters | Wyatt Technology​)</p><p><span class="sp-description">Martin Kurnik is a senior scientist in the Analytical Sciences team at Waters | Wyatt Technology. He helps customers identify and develop the best solutions for their analytical needs by leveraging his expertise in multi-angle light scattering and dynamic light scattering as well as a wide range of other leading techniques for biomolecular characterization. His postdoctoral research in protein folding and misfolding biophysics focused on understanding and preventing misfolding in bulk solution and on artificial surfaces used in medicine and biotechnology, and he has also developed protein- and aptamer-based electrochemical biosensors for continuous real-time measurements in vitro and in vivo. Martin received his M.Sc. in Chemistry and Ph.D. in Biochemistry from Stockholm University, Sweden.</span></p><p><span class="sp-title"><strong>Moderated by:</strong> Isabelle Vu Trieu (Pharmaceutical Market Development Manager, Americas, </span><span class="sp-company">Waters Corporation)</span></p><p><span class="sp-description">Isabelle is a business development professional dedicated to delivering benefits to analytical scientists in the life sciences industry. With over 20 years of experience in providing chromatography and mass spectrometry solutions, Isabelle is particularly interested in helping pharmaceutical scientists achieve the data quality and integrity needed to drive decisions for drug quality, safety and efficacy. Isabelle joined Waters in 2009 and currently manages the development of the pharmaceutical market in the Americas. She holds Masters’ degrees in Chemistry from Columbia University and the University Claude Bernard in Lyon, France as well as a Chemical Engineering degree from Ecole Supérieure de Chimie Physique Electronique in Lyon, France.</span></p></blockquote></div>

Waters Corporation: Solving Problems That Matter - a Waters webinar series featuring USP speakers

Lipid nanoparticles

Solving Problems That Matter - a Waters webinar series featuring USP speakers. Episode 8: Complex excipients: Lipid nanoparticles.

Complex excipients: Lipid nanoparticles

<p><strong>Join us for an exclusive two-day event where Agilent will showcase cutting-edge biopharma solutions.</strong></p>
<p>The first day of the event we will explore Agilent’s comprehensive portfolio for the spectrum of applications from drug discovery to quality control. Learn more about our cell analysis and genomics expertise and the tools we provide to drive IVT mRNA development, protein therapeutics and cell and gene therapies</p>
<p>The second day will focus on advanced analytical solutions, including HRMS for tRNA sequencing and LC/MS for DNA/RNA analysis. Learn how to scale up oligonucleotide purification with Agilent biocolumns, which enhance the efficiency and accuracy of your processes.</p>
<p>By attending this event you will:</p>
<ul>
<li><p><strong>Gain insights from Agilent to optimize biotherapeutic workflows, including rigorous quality testing in cGMP environments and handling nucleic acid, vaccines, mAB and protein samples.</strong></p>
</li>
<li><p><strong>Understand how metabolic analyses can impact CAR cell function and behavior, using cytolytic cell killing assays on the xCELLigence system to develop cell therapy processes and confirm product potency.</strong></p>
</li>
<li><p><strong>Learn about new techniques in high-resolution LC/MS for analyzing tRNA modifications.</strong></p>
</li>
<li><p><strong>Discover software tools available for high-resolution MS systems in both research and QA/QC labs.</strong></p>
</li>
<li><p><strong>Compare analytical and semipreparative LC purification methods for synthetic oligonucleotides, gaining competitive insights into purification strategies.</strong></p>
</li>
</ul>
<h5><strong>Talk 1: Agilent Tools and Technologies to Drive Advancements in Biopharmaceutical Drug Development</strong></h5>
<ul>
<li>Presented by Dr. Hervé Chaulet, Molecular and Biological Research Market Specialist, Agilent Technologies</li>
</ul>
<p>Discovering, developing, and manufacturing biopharmaceuticals requires you to stay abreast of advances in knowledge and improvements in technology while constantly navigating a maze of business and scientific challenges. Agilent can be a trusted partner providing expertise and end-to-end workflows including systems, software, consumables, and services for the spectrum of applications from drug discovery to quality control. Learn more about our cell analysis and genomics expertise and the tools we provide to drive IVT mRNA development, protein therapeutics, and cell and gene therapies.</p>
<h5><strong>Talk 2: Quality Control In IVT mRNA Therapeutics and Vaccine Development Workflow Using The Agilent Fragment Analyzer System</strong></h5>
<ul>
<li>Presented by Dr. Leslie Friedmann, Product Manager, Agilent Technologies</li>
</ul>
<p>Reliable and robust analysis is essential throughout in vitro transcription (IVT) mRNA workflows, providing important quality information to help minimize risk and aid in the production of a consistent product. The Agilent Fragment Analyzer systems can be used for several QC steps at different checkpoints in mRNA vaccine development, providing accurate and precise sizing and integrity analysis. These QC steps are to determine the quality and size of the linearized plasmid, the size and purity of the IVT mRNA, length of the poly(A) tail, and purity of the final mRNA vaccine product.</p>
<h5><strong>Talk 3: Analysis of NIST mAb Reference Material by Parallel SDS-Capillary Electrophoresis</strong></h5>
<ul>
<li>Presented by Dr. Kyle Luttgeharm, Product Manager, Agilent Technologies</li>
</ul>
<p>Monoclonal antibody drug products are complex biomolecules that must be tested for critical quality attributes (CQAs) such as monomeric purity and percent glycosylation. Capillary gel electrophoresis methods have been adopted as the standard method for size heterogeneity characterization, however legacy capillary electrophoresis (CE) methods involve complicated workflows or are cost prohibitive. To address these problems with legacy methods, Agilent has developed a 12-channel, parallel capillary electrophoresis-SDS (CE-SDS) instrument and reagents. The system uses a high-resolution sieving gel, allowing for resolution of mAb species including the non-glycosylated heavy chain and light chain. To demonstrate the capabilities of the ProteoAnalyzer, the NIST mAb was characterized under both reduced and non-reduced conditions and compared to the NIST data sheet.</p>
<h5><strong>Talk 4: Advanced Analytics for Cell Therapy Research, Process Development, and Manufacturing</strong></h5>
<ul>
<li>Presented by Dr. Kelly Kroeger, Science &amp; Technology Advisor, Agilent Technologies</li>
</ul>
<p>With immunology and immune-based therapies rising as a pillar of science and therapeutics, we are seeing a foundational shift from targeting specific proteins and pathways to actually targeting the immune cellular network that resolves and prevents disease. Therefore there is a critical need for cell analysis tools to facilitate understanding of the dynamic nature of the interaction of these cellular networks whether it is in the context of immune cells or immune cells with cancer cells.</p>
<p>To address these new challenges, we at Agilent Technologies have developed a portfolio of cell analysis solutions that provide researchers with more relevant tools to measure living cells, dynamically track them, and model their microenvironments. These next-generation therapies require methods and technologies to enable assessment of real-time cell function, phenotype, and fate. Used together, the Agilent tool bench provides the capability to measure and develop immune cell function more effectively, thus enabling translational researchers and developers to achieve the necessary level of potential therapeutic potency and safety.</p>


Technology Networks: Biopharma Innovations Summit

Biopharma Innovations Summit Day 1

Learn more about our cell analysis and genomics expertise and the tools we provide to drive IVT mRNA development.

<p><strong>A truly universal chromatographic detector remains one of the most sought-after tools by analytical scientists.</strong></p>
<p>In this interactive webinar, Professor James Grinias from Rowan University will share insights into his laboratory’s pioneering work with charged aerosol detection (CAD).</p>
<p>This session will delve into how CAD can be integrated into chromatographic workflows and highlight essential factors for achieving optimal performance, which might not be addressed with other detection methods. Professor Grinias will also explore practical applications, focusing on analyzing non-chromophoric species in the pharmaceutical industry.</p>
<p>The webinar will be conducted in a relaxed coffee chat format, with Kathrine Lovejoy joining Professor Grinias to facilitate the discussion. Join us for this engaging and informal session to learn about cutting-edge techniques and enhance your analytical skills.</p>
<p>Learning points:</p>
<ul>
<li><p><strong>Integration of CAD: How to incorporate Charged Aerosol Detection into chromatographic workflows.</strong></p>
</li>
<li><p><strong>CAD Considerations: Key factors for optimal performance unique to CAD.</strong></p>
</li>
<li><p><strong>Pharmaceutical Applications: Analyzing non-chromophoric species in the pharmaceutical industry.</strong></p>
</li>
</ul>
<p>Who should attend?</p>
<ul>
<li><p>Analytical Scientists who are interested in advanced detection methods for chromatography</p>
</li>
<li><p>Pharmaceutical Professionals who focus on analyzing non-chromophoric species</p>
</li>
<li><p>Researchers and Technicians seeking to enhance their chromatographic techniques</p>
</li>
</ul>
<blockquote>
<p><strong>Presenter:</strong> James Grinias (Professor, Department of Chemistry &amp; Biochemistry, Rowan University)</p>
</blockquote>
<blockquote>
<p><strong>Presenter:</strong> Katherine Lovejoy (Application Chemist, Thermo Fisher Scientific)</p>
</blockquote>


Thermo Scientific: Integrating charged aerosol detection in chromatographic workflows

Integrating charged aerosol detection in chromatographic workflows

We will share insights into Professor James Grinias laboratory’s pioneering work with charged aerosol detection (CAD).

Integrating charged aerosol detection in chromatographic

<p><strong>Join us for an exclusive two-day event where Agilent will showcase cutting-edge biopharma solutions.</strong></p>
<p>The first day of the event we will explore Agilent’s comprehensive portfolio for the spectrum of applications from drug discovery to quality control. Learn more about our cell analysis and genomics expertise and the tools we provide to drive IVT mRNA development, protein therapeutics and cell and gene therapies</p>
<p>The second day will focus on advanced analytical solutions, including HRMS for tRNA sequencing and LC/MS for DNA/RNA analysis. Learn how to scale up oligonucleotide purification with Agilent biocolumns, which enhance the efficiency and accuracy of your processes.</p>
<p>By attending this event you will:</p>
<ul>
<li><p><strong>Gain insights from Agilent to optimize biotherapeutic workflows, including rigorous quality testing in cGMP environments and handling nucleic acid, vaccines, mAB and protein samples.</strong></p>
</li>
<li><p><strong>Understand how metabolic analyses can impact CAR cell function and behavior, using cytolytic cell killing assays on the xCELLigence system to develop cell therapy processes and confirm product potency.</strong></p>
</li>
<li><p><strong>Learn about new techniques in high-resolution LC/MS for analyzing tRNA modifications.</strong></p>
</li>
<li><p><strong>Discover software tools available for high-resolution MS systems in both research and QA/QC labs.</strong></p>
</li>
<li><p><strong>Compare analytical and semipreparative LC purification methods for synthetic oligonucleotides, gaining competitive insights into purification strategies.</strong></p>
</li>
</ul>
<h5><strong>Talk 1: Advanced Analytical Solutions for Nucleic Acid Analysis and Purification</strong></h5>
<ul>
<li>Presented by Dr. Charlotte Lekieffre, Biopharma Application Specialist, Agilent Technologies</li>
</ul>
<p>The emphasis during the second day of the Summit will be on advanced analytical solutions, such as HRMS for tRNA sequencing and LC/MS for DNA/RNA analysis. Additionally, you’ll discover techniques to enhance the efficiency and accuracy of your processes by scaling up oligonucleotide purification using Agilent biocolumns. </p>
<h5><strong>Talk 2: Extracted Yeast tRNA Sequencing by LC-MS/MS</strong></h5>
<ul>
<li>Presented by Aurore Attina, Engineer of Mass Spectrometry, University of Montpellier</li>
</ul>
<p>RNA modifications are essential for RNA stability, maturation, and functionality; directly influencing protein translation and gene regulation. They play a central role in various biological processes and are associated with many diseases, including cancers and neurological disorders. tRNA (transfer RNA), which plays a key role in protein synthesis, is the most modified molecule in the organism known to date. tRNA modifications are essential to ensure their correct function in protein translation, maintain the accuracy and fidelity of the genetic code, and enable flexible adaptation to changing cellular conditions and are therefore a crucial attribute to monitor. To monitor and map these modifications of tRNA, we have developed a LC-HRMS analytical workflow, first using synthetic oligonucleotide for the method optimization. In this webinar, we will first go through the various steps involved in LC-MS/MS method optimization using synthetic oligonucleotides. In a second part, we will present the protocol development of an enzymatic digestion applied to tRNA extracted from yeast. This digestion generates oligonucleotide fragments that can be analyzed by LC-MS/MS for sequence confirmation.</p>
<h5><strong>Talk 3: Discover Agilent’s Software Tools to Confirm Oligonucleotide Sequence Integrity</strong></h5>
<ul>
<li>Presented by Dr. Holger Stalz, LC/MS Product Specialist Austria &amp; Switzerland, Agilent Technologies</li>
</ul>
<p>Mass spectrometry (MS) is increasingly important for the development of therapeutic modalities such as oligonucleotides. A common analytical method for large molecules is intact mass by LC/MS. This can be used for the characterization and identification of a product or process-related impurities, or simply as a confirmation of molecular weight. The newly introduced Agilent OpenLab CDS 2.8 SW version comes with a set of features to enable the automatization of biopharma workflows. If you want to know how LC/MSD Spectral Deconvolution of your biopharma samples can be automated, we will provide answers during our presentation. Even more details on Oligonucleotide sequence confirmation and impurities characterization can be acquired using the power of a high-resolution accurate mass system (HRAM) on the Agilent 6545XT AdvanceBio LC/Q-TOF. Analyzing the sample data with the software workflows in Agilent BioConfirm version 12 will support the user to get the trusted answers to their most relevant questions.</p>
<h5><strong>Talk 4 Maximize Your Resources and Simplify Scale-up with AdvanceBio Oligonucleotide Columns</strong></h5>
<ul>
<li>Presented by Dr. Andrea Tripodi, Application Development Engineer, Agilent Technologies</li>
</ul>
<p>Several classes of nucleic acids, such as antisense oligonucleotides, small interfering RNAs (siRNAs), and aptamers are being investigated for potential therapeutic applications. Synthetic oligonucleotides inevitably contain many impurities due to limitations in the efficiency of each chemical reaction used during manufacture. They include deletion sequences (missing one or more nucleotides) and reaction by-products often arising during the final deprotection or cleavage steps. Ion pair reversed-phase (IP-RP) chromatography stands out as the prevalent method for analyzing and purifying oligonucleotides. For increased resolution and separation of your full-length synthetic oligonucleotide from closely related impurities, AdvanceBio Oligonucleotide is the ideal choice. The latest developments include semi-preparative, and lab-scale preparative columns packed with superficially porous particles that provide excellent performance and resolution without compromising column loading. A fast and easy scale-up method from analytical to semi-preparative scale was successfully achieved using a 10 mm ID column enabling higher sample loading using the same analytical LC instrument.</p>


Biopharma Innovations Summit Day 2

<p><strong>This webinar will give an overview of the different LC modules and how they work.</strong></p><blockquote><p><strong>Presenter:</strong> Laura Montis (Product Specialist Liquid Phase Separations, Agilent)</p><p>Laura began her carrier in the Liquid Chromatography over 15 years ago. After experiencing the pharmaceutical world in an analytical development lab, she went on to work with preparative chromatography and gained experience with Supercritical Fluid Chromatography prior to moving onto special HPLC applications, like 2DLC and Online LC.</p><p>Throughout her career, Laura has held several positions, including application chemist, trainer, sales specialist, and marketing business development. She is currently Product Specialist for liquid phase chromatography systems within the International Distributor Organization in EMEA at Agilent Technologies.</p><p>Laura studied analytical chemistry and holds a master’s degree from University of Lyon in France.</p></blockquote>

Agilent Technologies: HPLC Beginner Webinar Series

LC Instrument Hardware

This webinar will give an overview of the different LC modules and how they work.

<p><strong>This seminar will guide you through troubleshooting HPLC systems and chromatographic issues using a structured workflow.</strong></p><p>We will share a novel approach to emphasize the importance of system monitoring, as troubleshooting without monitoring is considerably more challenging. After introducing some key concepts and a troubleshooting workflow, we'll explore practical examples by applying the workflow to failed chromatograms to identify the cause of failure and then use a test cycle to confirm the fix.</p><p>Who should attend: Analysts working in regulated environments (eg. GLP, GMP) or in non-regulated environments (eg. R&amp;D) who want to troubleshoot their HPLC systems and chromatographic problems effectively.</p><h4>Key Learnings:</h4><p><strong>1. The importance of routine system monitoring</strong></p><p><strong>2. Using qualification checks to diagnose a failure</strong></p><p><strong>3. Understanding Failure Indicators (HOW the chromatogram failed) vs. Failure Causes (WHY the chromatogram failed)</strong></p><p><strong>4. Using troubleshooting workflows to quickly identify the failure cause</strong></p><blockquote><p><strong>Presenter: </strong>Maureen DeLoffi (Senior Product Manager, Waters COrporation)</p><p>Maureen DeLoffi is a Senior Product Manager at Waters Corporation, where she manages the small molecule portfolio of Analytical HPLC columns. Prior to her Product Manager role, she spent over 12 years as a scientist in the Column Technology Development Lab at Waters. She holds a bachelor’s degree in Mechanical Engineering from the University of New Hampshire.</p></blockquote>

Waters Corporation: HPLC Troubleshooting: A System Monitoring Approach

HPLC Troubleshooting: A System Monitoring Approach

Troubleshooting HPLC systems and chromatographic issues using a structured workflow.

<h4><strong>The Waters 2024 Virtual Summer School - An Educational Journey to Master Food &amp; Environmental Analysis</strong></h4><p>Unlock the full potential of LC-MS techniques with our immersive and educational sessions at the Waters Virtual F&amp;E Late Summer School 2024. From September 24th to 26th, engage with leading experts and discover cutting-edge methods for environmental and food analysis.</p><h5><strong>Why attend?</strong></h5><ul><li><strong>Comprehensive Learning:</strong> Dive deep into advanced LC-MS techniques and gain practical knowledge to enhance your laboratory's analytical capabilities.</li><li><strong>Expert Insights:</strong> Learn from industry leaders and gain firsthand experience through detailed modules on chromatography, mass spectrometry, and sample preparation.</li><li><strong>Regulatory Compliance:</strong> Stay ahead with the latest insights on EU regulations for PFAS analysis in food and water, ensuring your lab meets stringent standards.</li></ul><h3><strong>Episode #1: Chromatography - UPLC | F&amp;E Summer School - Day 1 - Module 1</strong></h3><p>This section will provide an overview of the Waters reference material available to customer to help plan the best columns and chromatographic conditions for their LC-MS methods, using common environmental contaminants as an example. We highlight how to create LC-MS methods using the Acquisition Method Editor (AME) application within waters_connect™. Finally, this section will cover some of the most troubleshooting issues: contaminated blank peaks, poor peak shape, etc, and how to address them.</p><h5><strong>What you'll learn:</strong></h5><ul><li>Important factors for developing a UPLC method - considering analyte solubility, pKa and partitioning coefficient (Kow)</li><li>Selecting the most appropriate UPLC column for your analytes</li><li>Setting up LC-MS methods in the waters_connectTM console</li><li>Troubleshooting common contamination issues</li></ul><blockquote><p><strong>Presenter: </strong>Nicole Baumgarten (Sr Sales Applications Chemist, Waters Corporation)</p><p>Nicole is part of the Customer Success team at Waters with a focus on LC-MS/MS application and sales support. She works in this role for more than 9 years and gained experience in previous roles as analyst for biopharmaceuticals in process controls at Boehringer Ingelheim and research Assistent at Zentrum für Humangenetik und Laboratoriumsmedizin in Munich after finishing a Master of Chemical engineering at Hochschule Fresenius, Idstein.</p><p><strong>Presenter: </strong>Caroline Davis (Sr Sales Applications Chemist, Waters Corporation)</p></blockquote>

Waters Corporation: The Waters 2024 Virtual Summer School

Chromatography - UPLC

An overview of the Waters reference material available to customer to help plan the best columns and chromatographic conditions for their LC-MS methods.

Chromatography - UPLC 

<h4><strong>The Waters 2024 Virtual Summer School - An Educational Journey to Master Food &amp; Environmental Analysis</strong></h4><p>Unlock the full potential of LC-MS techniques with our immersive and educational sessions at the Waters Virtual F&amp;E Late Summer School 2024. From September 24th to 26th, engage with leading experts and discover cutting-edge methods for environmental and food analysis.</p><h5><strong>Why attend?</strong></h5><ul><li><strong>Comprehensive Learning:</strong> Dive deep into advanced LC-MS techniques and gain practical knowledge to enhance your laboratory's analytical capabilities.</li><li><strong>Expert Insights:</strong> Learn from industry leaders and gain firsthand experience through detailed modules on chromatography, mass spectrometry, and sample preparation.</li><li><strong>Regulatory Compliance:</strong> Stay ahead with the latest insights on EU regulations for PFAS analysis in food and water, ensuring your lab meets stringent standards.</li></ul><h3><strong>Episode #9: PFAS in Food | F&amp;E Summer School - Day 3 - Module 1</strong></h3><p>The European Commision published for the first time maximum levels for the so-called “EU 4” PFAS (PFHxS, PFOS, PFOA and PFNA) in eggs, meat and fish with Regulation EU 2023/915. This was an expected result of EFSA’s letter of concern on those 4 PFAS and labs reacted accordingly. A more challenging task came with the EURL PFAS Guidance Document and a bit later with the Recommendation EU 2022/1431. The target LOQs for the EU 4 PFAS were set at 0.001 µg/kg in fruits, vegetables and babyfood. We will discuss the successful method implementation from sample preparation to final report and hear real-life experiences from our guest speaker Victoria Erdely (Eurofins GfA) and Katharina Rund (EURL PFAS).</p><h5><strong>What you'll learn:</strong></h5><ul><li>How to reach lowest levels of PFAS in food and work according to Recommendation EU 2022/1431 using Xevo TQ Absolute in combination with UniSpray ion source</li><li>How LC method development on Premier LC gives you the widest PFAS panel and separates interferences.</li><li>Tips &amp; tricks from the demo lab to avoid PFAS contamination, implement new analytes, speed up data processing, and keep best performance of your system</li><li>About a special PFAS training to help you implement the method in the lab.</li></ul><blockquote><p><strong>Presenter:&nbsp;</strong>Dr. Sara Stead (Consulting Scientist, Food and Environmental, Scientific Operations, Waters Corporation)</p><p>In her current position, Sara is a Principal Sales Application Chemist specializing in food and environmental LC-MS/MS based applications within the Waters UK and Ireland demo laboratory. Sara has worked in F&amp;E analysis with various research interests including the development of both multi-residue HRMS screening and targeted LC/GC MS based methods for the past 25 years in both the government and private sectors. ​</p><p>Prior to joining Waters Sara was employed as a Lead Scientist at the Food and Environment Research Agency (FERA, Defra, UK) for 14 years. Sara has participated in EU Food and Veterinary Office (FVO) audit inspections, was an expert on behalf of the International Atomic Energy Agency (IAEA) and a member of the EuroResidue conference scientific committee.</p><p><strong>Presenter:&nbsp;</strong>Dr. Stuart Adams (Principal Scientist, Market Development, Food and Environmental Applications, Europe, Waters Corporation)</p><p>Stuart has been developing methods for the determination of contaminants in food and the environment for over 17 years and has been with Waters Corporation since 2018. Stuart's previous role was as a senior analytical chemist at Fera (the UK’s National Reference Laboratory) and moved to Waters to focus on application development in the European region. He now serves as the attached scientist to the European Market Development team responsible for the food and environmental application areas. In his role, he works with customers to understand their analytical challenges and helps address them with Waters technologies.</p><p><strong>Presenter:&nbsp;</strong>Victoria Erdely (Head of Department - Method and Instrument Support, Eurofins GfA)</p><p><strong>Presenter:&nbsp;</strong>Dr. Katharina Rund (Food Chemist, EU Reference Laboratory for halogenated POPs in Feed and Food)</p></blockquote>

PFAS in Food

We will discuss the successful method implementation from sample preparation to final report and hear real-life experiences.

<h4><strong>The Waters 2024 Virtual Summer School - An Educational Journey to Master Food &amp; Environmental Analysis</strong></h4><p>Unlock the full potential of LC-MS techniques with our immersive and educational sessions at the Waters Virtual F&amp;E Late Summer School 2024. From September 24th to 26th, engage with leading experts and discover cutting-edge methods for environmental and food analysis.</p><h5><strong>Why attend?</strong></h5><ul><li><strong>Comprehensive Learning:</strong> Dive deep into advanced LC-MS techniques and gain practical knowledge to enhance your laboratory's analytical capabilities.</li><li><strong>Expert Insights:</strong> Learn from industry leaders and gain firsthand experience through detailed modules on chromatography, mass spectrometry, and sample preparation.</li><li><strong>Regulatory Compliance:</strong> Stay ahead with the latest insights on EU regulations for PFAS analysis in food and water, ensuring your lab meets stringent standards.</li></ul><h3><strong>Episode #10: PFAS Analysis in Drinking, Ground, and Surface Water | F&amp;E Summer School - Day 3 - Module 2</strong></h3><p>Analysis of PFAS is an essential part of water testing programs and becoming a regular requirement for monitoring in environment and food sources. As regulations, like the EU Drinking Water Directive, the EU Groundwater Directive, and the EU Water Framework Directive, have been updated or are in the process for an update, the requirements for method sensitivity have become more demanding. Whilst concentration levels go down, direct injection methods are increasingly desirable to laboratories carrying out routine analysis of PFAS where analyte preconcentration is not deemed necessary or required. They have a simple sample preparation method, which not only reduces the opportunity for contamination and error but speeds up analysis time and the requirements for large volumes of samples. This can provide labs with a higher throughput of samples and lower analysis costs.</p><p>Dorrit Griesshaber from the Office for Environment and Energy in Basel (SZ) and Jenny Davies from Element Materials Technology in Flinshire (UK) will give insights how the analysis of PFAS in environmental samples works in routine testing labs.</p><h5><strong>What you'll learn:</strong></h5><ul><li>How to reach lowest levels of PFAS and work according to EU regulation using Xevo TQ Absolute in combination with UniSpray ion source,</li><li>LC method development on Premier LC and system modification for direct injection with large volume,</li><li>Tips &amp; tricks from the demo lab to avoid PFAS contamination, implement new analytes, speed up data processing, and keep best performance and</li><li>A special PFAS training to help you implement the method in the lab.</li></ul><blockquote><p><strong>Presenter:&nbsp;</strong>Dr. Sara Stead (Consulting Scientist, Food and Environmental, Scientific Operations, Waters Corporation)</p><p><strong>Presenter:&nbsp;</strong>Aron Dekkers (Sales Application Chemist, Waters Corporation)</p><p>Aron is part of the Customer Success team at Waters BeNeLux with a focus on Food &amp; Environmental LC-MS/MS applications and sales support. His special interest areas are PFAs and pesticides. He works in this role for more than 4 years. Aron finished his B.S. in Chemistry at Fontys Eindhoven (NL).</p><p><strong>Presenter:&nbsp;</strong>Dorrit Griesshaber (Amt für Umwelt und Energy (AUE))</p><p><strong>Presenter:&nbsp;</strong>Jenny Davies (Technical Director, Element Materials Technology)</p></blockquote>

PFAS Analysis in Drinking, Ground, and Surface Water

We will give insights how the analysis of PFAS in environmental samples works in routine testing labs. 

<h4><strong>Overview</strong></h4><p><strong>We invite you to our 2nd Annual Virtual Biosymposium. This year, we will explore novel analytical characterization and quantitation of emerging modalities, such as DNA and mRNA, along with key method development considerations with global thought leaders.</strong></p><p>We look forward to seeing you!</p><p><br><strong>Key Event Objectives:</strong></p><ul><li>Learn about novel approaches to characterizing established and modern biotherapeutic modalities</li><li>Understand key considerations when developing characterizing and quantitating methods for biomolecules</li><li>Take a deep dive into the values of fit-for-purpose methods to make critical drug decisions</li></ul><p><strong>AGENDA</strong></p><p><strong>7:30am AM (PT) - Welcoming Introductions</strong></p><ul><li>Tran N. Pham, Global Biopharma Market Development Manager at Phenomenex</li></ul><p><strong>7:35 AM (PT) - "Solutions &amp; Characterization Strategies for IVT mRNA Therapy Development"</strong></p><ul><li>Charles Bai, Lead Application Scientist, VectorBuilder, Chicago, USA</li></ul><p><strong>8:05 AM (PT) - &nbsp;"Utilizing Size Exclusion Chromatography for the Quality Control Analysis of Gene Therapeutics”</strong></p><ul><li>Rebecca Hirschberger, QC Manager Bioanalytical Implementation, and Dr. Christopher Gawlig, QC Manager Research and development, Biospring, Germany</li></ul><p><strong>8:35 AM (PT) "Impurity Profiling Optimization of GalNAc-conjugated Oligonucleotides by LC-MS-UV"</strong></p><ul><li>Roxana Eggleston-Rangel, Senior Applications Scientist, Phenomenex, California, USA</li></ul><p><strong>9:05 AM (PT) – Round Table Q&amp;A</strong></p><ul><li>Tran N. Pham, Global Biopharma Market Development Manager at Phenomenex</li></ul><p><strong>9:25 AM (PT) – Closing Remarks</strong></p><blockquote><p><strong>Presenter: </strong>Charles Bai (Lead Application Scientist)</p><p>Charles has received his PhD in Microbiology at Purdue University. As a Lead Application Scientist at VectorBuilder, his main responsibilities are to provide technical consultation for clients regarding gene delivery using viral and non-viral vectors. Regarding the application of in vitro transcribed (IVT) RNA, Charles has been helping researchers with the design, production and encapsulation of IVT mRNA, circRNA or saRNA for therapy and vaccine development.</p><p><strong>Presenter:</strong> Rebecca Hirschberger (Quality Control Bioanalytical Method Development)</p><p>Rebecca has been in the chromatography industry for over 2 years and has practical experience in the quality control of gene therapeutics. She has earnt a Masters in pharmaceutical science from Ludwig-Maximilians University, Munich, focused on instrumental analytics. Since Dezember 2022 she is a licensed Pharmacist in Germany. Rebecca Hirschberger joined BioSpring in August of 2021 and she serves as QC Manager Bioanalytical Implementation. Her area of responsibility includes: Various analyses of oligonucleotides, including (tandem) mass spectrometry via qToF, biochemical techniques, i.e. ELISA, enzymatic transformation of oligonucleotides for analytical and quality control purposes and the Separation of oligonucleotides by chromatographic methods.</p><p><strong>Presenter: </strong>Roxana Eggleston-Rangel (Senior Applications Scientist, Phenomenex)</p><p>Roxana joined Phenomenex in 2018 as an Applications Scientist and is currently working with the applications team to produce analytical solutions for scientist in the biopharma industry. Roxana’s current work focuses on characterization of mRNA, sgRNA and siRNA. Prior to Phenomenex, Roxana worked for Caltech and the University of Southern California developing LM-CS workflows for the proteomics community. Roxana Eggleston-Rangel received her bachelor’s and master’s degree in Chemistry and Biochemistry from California State University, Los Angeles.</p></blockquote>

Phenomenex: 2nd Annual Virtual Biosymposium

2nd Annual Virtual Biosymposium

Explore novel analytical characterization and quantitation of emerging modalities, such as DNA and mRNA

LCMS webinars focusing on HPLC - page 22

LC Instrument Hardware

Integrating charged aerosol detection in chromatographic workflows

PFAS Analysis in Drinking, Ground, and Surface Water

PFAS in Food

Biopharma Innovations Summit Day 2

HPLC Troubleshooting: A System Monitoring Approach

Biopharma Innovations Summit Day 1

Chromatography - UPLC

Lipid nanoparticles

2nd Annual Virtual Biosymposium

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