Study Of Permanent Slide Of Leishmania donovani(Euglenozoa) with Comments and Diagram

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Habit and Habitat

Leishmania donovani is an intracellular parasite found in human bone marrow, spleen, liver, and blood-sucking sandflies’ intestines (phlebotomus)


1. Leishmania is a parasite with a tiny, spherical or oval form. It lacks a flagellum. 

2. It has a periplast or pelide-type limiting membrane. 

3. The cytoplasm is differentiated into ectoplasm and endoplasm. 

4. Endoplasm contains an oval nucleus, rod-shaped or dot liked kinetoplast and a parabasal body

5. Lack of flagellum and undulating membrane 

6. Reproduction is usually done by binary fission

7. It either undergoes a transformation within the intermediate host or progresses to a flagellate leptomonas stage. A sand fly serves as a transitory host. 

8. The nucleus is positioned in the middle of the leptomonas stage.

Economic Importance

Leishmania donovani causes a disease named Kala Azar or visceral leishmania. It is a particular type of fever that is characterized by spleen and liver enlargement, as well as by an erratic fever, anemia, and leukopenia.

Study Of Permanents Slide Of Leishmania donovani(Euglenozoa)
Study Of Permanents Slide Of Leishmania donovani(Euglenozoa)
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