Gunacins: Novel Benzo[g]chromene Derivatives from the Fungus Exobasidium sp. and Their Potent Anti-Leishmania and Trypanosoma Activities
Gunacins, new compounds from Exobasidium, display strong anti-Leishmania and anti-Trypanosoma effects and also show antibacterial and antifungal activity.
Mo, 8.12.2025
LabRulez
Article | Application
News from LabRulezLCMS Library - Week 49, 2025
This week we bring you application notes by Agilent Technologies, Shimadzu and Waters Corporation and poster by Thermo Fisher Scientific / HPLC!
We, 3.12.2025
LabRulez
Scientific article | Science and research
Optimization of Methodology for Simultaneous Quantification of Trigonelline, 5-Caffeoylquinic Acid, and Caffeine in Green and Roasted Coffee Extracts by HPLC
A fast HPLC-UV method was optimized to quantify trigonelline, 5-CQA, and caffeine in multiple Arabica cultivars. The method proved robust and highlighted major cultivar and roasting-related changes.
Mo, 1.12.2025
LabRulez
Article | Webinars
Webinars LabRulezLCMS Week 49/2025
12 webinars: Andrew+ Robot, Chromeleon, DLS, field flow fractionation, GLP-1 analysis, green chemistry RNA, IRMS, Karl Fischer, lipidomics, metabolomics, nanocarriers, oligonucleotides, PFAS, proteomics, SEC
Mo, 1.12.2025
LabRulez
Article | Application
News from LabRulezLCMS Library - Week 48, 2025
This week we bring you application notes by Agilent Technologies, Shimadzu and Waters Corporation and poster by Thermo Fisher Scientific / HPLC!
We, 26.11.2025
LabRulez
Scientific article | Science and research
Visible-Light-Driven Photoactivity of Copper/PVA Composite Films against Murine Coronavirus
Copper/PVA films showed strong visible-light antiviral activity against MHV-3. Films with copper microparticles reduced viral load by 43% under illumination, compared with minimal reduction in the dark.
Mo, 24.11.2025
LabRulez
Scientific article | Science and research
Metabolomic Changes in Rice (Oryza sativa L.) Subjected to Herbicide Application through HPLC-HRMS and Chemometrics Approaches
HPLC-HRMS with chemometrics showed clear metabolomic changes in herbicide-treated rice, including reduced sugars, lower flavonoids, and disrupted phenylpropanoid pathways.