virus (1) infection (1) immunité (1) analyse (1) cytotoxicité (1) adulte (1) Development (1) Defenses (1) Case (1) Cases (1) Balances (Weighing instruments) (1) Defenses (1) Hepatitis C virus (1) Immunodeficiency (1) Protection (1) Opportunistic infections (1) Human beings (1) Killer cells (1) Interferon (1) Infection (1) Immunity (1) Hepatitis (1) Hemophilia (1) Grammar, Comparative and general--Case (1) Expression (1) Equilibrium (1) Diseases (1) Cells (1) Case (1) Cancer (1)