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In this study, we applied a high-sensitivity MAPPs workflow using magnetic bead-based HLA-DR/DP/DQ immunoprecipitation and high-resolution mass spectrometry (HRMS) to assess the immunogenicity risk of six marketed mAbs across a panel of 10 HLA-typed donors.

This week, LCGC International published a variety of articles on hot topics in separation science. From a feature article on how to improve productivity in the laboratory to spotlighting some of the latest research in forensic analysis, we remain dedicated to sharing the latest in chromatographic advancements. Below, we’ve highlighted some of the most popular articles that were published this week.

Researchers from the U.S. Horticultural Research Laboratory’s Agricultural Research Service present a preliminary characterization of the citrus peel materials responsible for elevated high performance liquid chromatography-ultraviolet (HPLC-UV) chromatogram baselines from citrus peel extracts using Fourier-transform infrared (FTIR) and proton-nuclear magnetic resonance (1H-NMR) spectroscopy.

For the first time in the United States, Analytica brings leading exhibitors, research insights, and interactive lab technology showcases to Columbus, connecting professionals across the entire laboratory value chain.

Assorted liquor bottles in a bar with focus on the foreground. Generated with AI. | Image Credit: Artyom - stock.adobe.com

Researchers at the Dalian Institute of Chemical Physics at the Chinese Academy of Sciences, have developed a rapid FastGC-PICI-TOFMS method that detects the carcinogenic compound ethyl carbamate in Chinese liquor in under four minutes.

Reacting to the frequency of vitamin D deficiency (VDD) among women, particularly those with central adiposity, a recent study by the American University of Madaba (Amman, Jordan) examined the predictors of vitamin D levels, focusing on age, adiposity, and muscle composition. Vitamin D levels were measured using high performance liquid chromatography (HPLC).

LCGC International spoke to Pablo Mohaupt, who, along with Marie-Laure Pons and their colleagues at the Clinical Proteomics Platform of Montpellier (Montpellier, France) and Shimadzu Corporation (Duisburg, Germany) developed a mass spectrometry (MS)-based method to measure α-synuclein peptides in plasma, aiming to identify disease-specific biochemical signatures that could support earlier and more precise diagnosis of α-synucleinopathies.

Evelyn Rampler of the Department of Analytical Chemistry at the University of Vienna discusses how her team developed a robust LC–MS/MS platform for semiquantitative glycosphingolipidomics in barley, enabling detailed structural annotation of GIPCs across developmental stages and stress conditions, and paving the way for comparative analyses across plant species.

In research performed at the Beijing Technology and Business University (China), the aroma compounds of duck broth stewed from seven parts were characterized by headspace solid-phase microextraction-gas chromatography-mass spectrometry (HS-SPME-GC-MS) and gas chromatography-ion mobility spectrometry (GC-IMS).