Biopharmaceuticals and Protein Analysis

Texas Tech University researchers used liquid chromatography–tandem mass spectrometry to quantify glucose transporter 1 (GLUT1) in mammalian brain cells.

A recent roundtable discussion featuring Aloka Srinivasan of Raaha, Mayank Bhanti of the United States Pharmacopeia (USP), and Amber Burch of Purisys discussed the challenges surrounding nitrosamine analysis in pharmaceuticals.

A team of researchers from Waters Corporation, led by Szabolcs Fekete, tested a new approach for separating oligonucleotides.

Led by Esther A. Olonimoyo, University of Maryland researchers created a new HPLC-based method for analyzing short-chain fatty acids.

During an LCGC International peer exchange, Aloka Srinivasan, Mayank Bhanti, and Amber Burch discussed the regulatory deadlines and supply chain challenges that come with nitrosamine analysis.

Scientists from Ferdowsi University tested a new type of sorbent for effectively extracting remdesivir from samples.

Scientists from ThermoFisher Scientific published a review article in the Journal of Chromatography A that provided an overview of HPLC analysis using charged aerosol detection can help with polysorbate quantification.

During a recent LCGC International peer exchange discussion on nitrosamine analysis, our professional panelists discussed the complex issues surrounding the processes for detecting nitrosamines.

Researchers from Agency for Science, Technology and Research in Singapore recently published a review article exploring how chromatography can be used to remove double-stranded RNA impurities during mRNA therapeutics production.

In this edition of the LCGC Blog, Amber Hupp of the College of the Holy Cross reflects on her childhood and talks about her journey recreating the scents from that long past.

This article discusses several practical examples using bioinert columns, demonstrating their ability to deliver reliable, high-resolution results with precision and reproducibility.

Here is some of the most popular content posted on LCGC International this week.

A new method has been created for determining N-nitrosamines (NAs) in pharmaceutical preparations using liquid chromatography with tandem mass spectrometry.

New types of smart proteolytic samplers were tested for their effectiveness in liquid chromatography-mass spectrometry (LC–MS)-based protein quantification.

A new solid-phase microextraction-based technique has been developed for extracting triazole residues from environmental samples including water and juice.

Here is some of the most popular content posted on LCGC International this week.

Hydrophilic interaction liquid chromatography (HILIC) has emerged as a promising alternative to traditional ion-pair reversed phase liquid chromatography (IP-RPLC) methods for separating oligonucleotides (ON). This work investigates the application of HILIC to the separation of ON sequence and length variants, duplexes, and single-stranded components.

Here is some of the most popular content posted on LCGC International this week.

Here is some of the most popular content posted on LCGC International this week.

Guangdong University of Technology researchers used a gas chromatography-based method to detect nonylphenol isomers in sewage and wastewater sludge.

Scientists from Bristol Myers Squibb developed a method using supercritical fluid chromatography for chiral bioanalysis.

Here is some of the most popular content posted on LCGC International this week.

Supercritical fluid chromatography (SFC) has been optimized for the analysis of 5-, 10-, 15-, and 18-mer oligonucleotides (ONs) and evaluated for its effectiveness in separating impurities from ONs.

Researchers have produced a review of chromatography media and purification processes for handling complex and super-large biomolecules.

A review of recent trends and remaining challenges in bispecific antibody (bsAb) production has been published.

Here is some of the most popular content posted on LCGC International this week.

A new method has been created for determining N-nitrosamines (NAs) in pharmaceutical preparations using liquid chromatography with tandem mass spectrometry.

Ion chromatography can be utilized in various ways to analyze halogens and similar substances within inorganic matrices.

New methods have been developed to determine polar emerging contaminants with hydrophilic interaction liquid chromatography (HILIC) techniques.

Scientists from the Henan Academy of Sciences recently developed a new technique for the determination of hydroxyl polycyclic aromatic hydrocarbons (OH-PAHs) from urine.