Assertion: antibody | /r/HasAspect | κ chains
Facets:
Source sentences:
text: Once an antibody has been characterized and is determined to have appropriate κ chains, Protein L can be a useful tool for antibody purification from cell culture supernatants, because Protein L's inability to bind bovine immunoglobulins is of particular advantage when bovine serum has been added to the cell culture medium.