despite the persistence of the viral infection , no differences were demonstrated in leukograms , serum igg concentrations , humoral response to immunization with an irrelevant antigen ( rabbit red blood cells ) , phytomitogen ( concanavalin a and pokeweek mitogen ) -induced lymphocyte blastogenesis , or chemical ( 1-chloro , 2-4 dinitrobenzene ) skin contact hypersensitivity , between blv-infected and uninfected contact control sheep .
C0003320
antigen
C0024262
blastogenesis