Tsai, P K Origin of the isoelectric heterogeneity of monoclonal immunoglobulin h1B4. [electronic resource] - Pharmaceutical research Nov 1993 - 1580-6 p. digital Publication Type: Journal Article ISSN: 0724-8741 Standard No.: 10.1023/a:1018912417607 doi Subjects--Topical Terms: Antibodies, Monoclonal--chemistryAntigens, CD--immunologyCD18 AntigensIsoelectric Focusing