title: Suppressor cells and chronic HBV infection.
mesh_terms: D000818:Animals; D003208:Concanavalin A / Q000494:pharmacology; D006509:Hepatitis B / Q000276:immunology*; D006513:Hepatitis B e Antigens / Q000032:analysis; D006801:Humans; D007958:Leukocyte Count; D008213:Lymphocyte Activation; D051379:Mice; D050378:T-Lymphocytes, Regulatory / Q000276:immunology*
chemical_list: D006513:Hepatitis B e Antigens; D003208:Concanavalin A