in both studies , the following were analyzed : change in body weight , thymus weight , spleen and bone marrow cellularity , and spleen and marrow b-lymphocyte function , measured using the in vitro b-lymphocyte colony forming unit in culture assay , with the mitogen lipopolysaccharide ( lps ) from salmonella typhosa , and the in vitro plaque forming cell assay , with the thymus independent antigen , tnp-lps .
C0005911
change in
C0005910
weight