E-Jiao is a traditional Chinese medicine. In this project, we used Q Exactive Orbitrap Plus to identify the peptides from E-Jiao. We also used the QE Plus to investigate the E-Jiao peptides in rat blood.
There is a growing industry and regulatory need to detect host cell protein (HCP) impurities in the production of protein biopharmaceuticals, as certain HCPs can impact product stability, safety, and efficacy, even at low levels.1-6 In some cases, regulatory agencies require the identification as we...