Multiple aspects need to be considered when building a protein-based mass spectrometric assay such as the selection of signature peptide, calibration matrix and the choice of internal standard ...

The survival curves for a population of reactivated spermatozoa exposed to digestion by trypsin indicate that a large number of trypsin-sensitive targets must be digested before the flagellum ...

A team of scientists from Tyumen together with colleagues found and described previously unknown tapeworm proteins that suppress the activity of trypsin and efficiently protect the parasites from ...