A Factor That Can be Used to Regulate an In Vitro Primary Immune Response

摘要: Abstract A factor has been isolated that supports the stimulation of an immune response against heterologous erythrocyte antigens in mouse spleen cells cultured a medium contains deficient serum. The is secreted by certain are obtained permanent culture after leukemia virus infection. permits antigen-sensitive derived from bone marrow to mature antibody-forming cells. This can be used controlling initiation primary vitro.