PROMASTIGOTE
Found in the mid gut of the insect host. Infective form of Leishmania.
SIZE--3 to 15 mcm.
SHAPE--Elongate.
NUCLEUS: Central.
KINETOPLAST: Anterior to nucleus.
UNDULATING MEMBRANE: Absent.
FLAGELLUM: Short at anterior end.
PRESENCE IN THE HUMAN HOST: Yes.
EPIMASTIGOTE
Found in the mid gut of the insect host.
SIZE--15 to 20 mcm in length.
SHAPE--Elongate.
NUCLEUS: Generally centrally located.
KINETOPLAST: Immediately anterior to nucleus.
UNDULATING MEMBRANE: Present.
FLAGELLUM: Free, anterior.
PRESENCE IN THE HUMAN HOST: Yes.
Figure 1-35. Structural stages of hemoflagellates. (continued)
MD0842
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