Universal Buffer System for Native LC-MS Analysis of Antibody Therapeutics

Experimental data likely evaluates fluorinated ethylamine compounds as volatile buffers for liquid chromatography-mass spectrometry (LC-MS) analysis of biological macromolecules. The dataset, created by Kent R. Vosper and last updated in March 2026, is stored in a 122.6 KB CSV file. It appears to support the development of a universal buffer system applicable across chromatographic modalities like ion-exchange and hydrophobic interaction chromatography.

Use Cases

• Comparing protein separation performance between volatile and traditional nonvolatile buffers based on elution profiles and peak broadening.
• Resolving charge variants of monoclonal antibodies and bovine serum albumin using volatile pH or ionic strength gradients.
• Analyzing glycoforms of antibodies from high-resolution mass spectra obtained for eluting LC peaks.
• Resolving drug-to-antibody ratio (DAR) species of antibody-drug conjugates like brentuximab-vedotin using hydrophobic interaction chromatography.
• Benchmarking innovator versus biosimilar antibody reproducibility in the proposed volatile buffer system.

Strengths

• Data supports a proposed universal buffer system applicable across major chromatographic modalities (ion-exchange, HIC).
• The 122.6 KB file size suggests a focused, manageable dataset for initial evaluation.
• Results demonstrate reproducible comparisons between innovator and biosimilar antibodies.

Limitations

• Row count and column-level documentation are absent; field semantics must be inferred after download.
• The dataset's scale is limited to 122.6 KB, indicating a focused experimental study rather than a large-scale repository.

Provenance

Source

Kent R. Vosper via figshare

Collection Method

Experimental evaluation of fluorinated ethylamine buffers in LC-MS analyses.

Time Range

Experimental timeframe not specified.

Freshness

Last updated 2026-03-18 02:14:47

Geography

Geographic coverage not specified.