A genus of flagellate protozoa comprising several species that are pathogenic for humans. Organisms of this genus have an amastigote and a promastigote stage in their life cycles. As a result of enzymatic studies this single genus has been divided into two subgenera: Leishmania leishmania and Leishmania viannia. Species within the Leishmania leishmania subgenus include: L. aethiopica, L. arabica, L. donovani, L. enrietti, L. gerbilli, L. hertigi, L. infantum, L. major, L. mexicana, and L. tropica. The following species are those that compose the Leishmania viannia subgenus: L. braziliensis, L. guyanensis, L. lainsoni, L. naiffi, and L. shawi.

Descriptor ID	D007891
MeSH Number(s)	B01.268.475.868.488
Concept/Terms	Leishmania Leishmania Leishmanias Leishmania viannia Leishmania viannia Leishmania viannias viannias, Leishmania Leishmania (Viannia) Leishmanias (Viannia) Leishmania (Leishmania) Leishmania (Leishmania) Leishmanias (Leishmania) Leishmania leishmania Leishmania leishmanias leishmanias, Leishmania

Below are MeSH descriptors whose meaning is more general than "Leishmania".

Below are MeSH descriptors whose meaning is related to "Leishmania".

Below are MeSH descriptors whose meaning is more specific than "Leishmania".