摘要:
The instant invention relates to low acidic species (AR) compositions comprising a protein, e.g ., an antibody, or antigen-binding portion thereof, and methods, e.g ., cell culture and/or protein purification methods, for producing such low AR compositions. Methods for using such compositions to treat a disorder, e.g. , a disorder in which TNFα is detrimental, are also provided.
摘要:
The instant invention relates to the field of protein production and purification, and in particular to compositions and processes for controlling the distribution or amount of lysine variants expressed by host cells, as well as to compositions and processes for controlling the amount of lysine variants present in purified preparations.