| the race to discover the insect vector of kala-azar: a great saga of tropical medicine 1903-1942. | in the 19(th) century, a devastating epidemic of visceral leishmaniasis (kala-azar) swept through northeast india. after identification of the pathogenic agent, leishmania donovani, in 1903, the question of its transmission remained to be resolved. in 1904, thanks to work by l. rogers on cultures of this parasite it became probable that a haematophagous arthropod was responsible for transmission. j.a. sinton suggested, in 1925, the distribution of the sand fly phlebotomus argentipes was similar ... | 2013 | 23516011 |