a monoclonal antibody ( mab ) directed to a human leukocyte 55-kda cell surface molecule with identical cellular distribution and biochemical properties to the cd4 was able to inhibit t cell proliferation induced either in a mixed lymphocyte culture or by activation with mab anti-cd3 , anti-cd2 or phytohemagglutinin .
C0007634
cellular
C1155046
t cell proliferation