[Decrease in the virulence of strains of Leishmania tropica var. major as a result of prolonged culture on artificial media].
D006801:Humans; D007891:Leishmania / Q000208:ethnology*; D018320:Leishmania major; D007895:Leishmania tropica; D013180:Sprains and Strains; D014774:Virulence
LEISHMANIA/culture