rat anti-Ab2 T cell line (10-15 x 10E6 cells) (for 90 days) then Schistosoma mansoni cercariae (1500 null) (for 21 days)

 rat anti-Ab2 T cell line (10-15 x 10E6 cells) (for 1 days) then Schistosoma mansoni cercariae (1500 null) (for 21 days)

 rat anti-Ab2 T cells (10-15 x 10E6 cells) (for 1 days) then Schistosoma mansoni cercariae (1500 null) (for 21 days)

 rat serum from subject bearing a B48-14 IgE-producing hybridoma (0.5 ml) then Schistosoma mansoni cercariae (800 null)

 rat anti-26 kDa T cell line (10-15 x 10E6 cells) (for 90 days) then Schistosoma mansoni cercariae (1500 null) (for 21 days)

 rat anti-Ab2 antiserum (1 ml) (for 1 days) then Schistosoma mansoni cercariae (1500 null) (for 21 days)

 rat anti-26 kDa antiserum (1 ml) (for 1 days) then Schistosoma mansoni cercariae (1500 null) (for 21 days)