maximal inhibition of pokeweed mitogen-stimulated ig production and [ 3h ] thymidine incorporation was shown to occur when unfractionated human peripheral blood mononuclear cells were cultured with concentrations of the nitrogen mustards melphalan , mechlorethamine or chlorambucil in the 20-100-microm range , whereas concentrations of microsome-activated cyclophosphamide ( a-cy ) in the 2-mm range were required for equivalent inhibition .
C0028165
nitrogen mustards
C0025241
melphalan