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  2. Protozoan infection - Wikipedia

    en.wikipedia.org/wiki/Protozoan_infection

    Protozoan infection. Protozoan infections are parasitic diseases caused by organisms formerly classified in the kingdom Protozoa. These organisms are now classified in the supergroups Excavata, Amoebozoa, Harosa (SAR supergroup), and Archaeplastida. They are usually contracted by either an insect vector or by contact with an infected substance ...

  3. Protozoa - Wikipedia

    en.wikipedia.org/wiki/Protozoa

    Protozoa. Protozoa (sg.: protozoan or protozoon; alternative plural: protozoans) are a polyphyletic group of single-celled eukaryotes, either free-living or parasitic, that feed on organic matter such as other microorganisms or organic debris. [1][2] Historically, protozoans were regarded as "one-celled animals".

  4. Trypanosoma brucei - Wikipedia

    en.wikipedia.org/wiki/Trypanosoma_brucei

    Trypanosoma brucei rhodesiense. Trypanosoma brucei is a species of parasitic kinetoplastid belonging to the genus Trypanosoma that is present in sub-Saharan Africa. Unlike other protozoan parasites that normally infect blood and tissue cells, it is exclusively extracellular and inhabits the blood plasma and body fluids. [1]

  5. Giardia duodenalis - Wikipedia

    en.wikipedia.org/wiki/Giardia_duodenalis

    Giardia intestinalis Kulda & Nohýnková, 1995. Giardia duodenalis, also known as Giardia intestinalis and Giardia lamblia, is a flagellated parasitic protozoan microorganism of the genus Giardia that colonizes the small intestine, causing a diarrheal condition known as giardiasis. [1][2][3] The parasite attaches to the intestinal epithelium by ...

  6. Leishmaniasis - Wikipedia

    en.wikipedia.org/wiki/Leishmaniasis

    24,200 (2015) [ 6 ] Leishmaniasis is a wide array of clinical manifestations caused by protozoal parasites of the Trypanosomatida genus Leishmania. [ 7 ] It is generally spread through the bite of phlebotomine sandflies, Phlebotomus and Lutzomyia, and occurs most frequently in the tropics and sub-tropics of Africa, Asia, the Americas, and ...

  7. Parasitic disease - Wikipedia

    en.wikipedia.org/wiki/Parasitic_disease

    A parasitic disease, also known as parasitosis, is an infectious disease caused by parasites. [1] Parasites are organisms which derive sustenance from its host while causing it harm. [2] The study of parasites and parasitic diseases is known as parasitology. [3] Medical parasitology is concerned with three major groups of parasites: parasitic ...

  8. Trypanosoma - Wikipedia

    en.wikipedia.org/wiki/Trypanosoma

    Trypanosoma sp. among red blood cells. Trypanosoma is a genus of kinetoplastids (class Trypanosomatidae [1]), a monophyletic [2] group of unicellular parasitic flagellate protozoa. Trypanosoma is part of the phylum Euglenozoa. [3] The name is derived from the Greek trypano- (borer) and soma (body) because of their corkscrew-like motion.

  9. Chagas disease - Wikipedia

    en.wikipedia.org/wiki/Chagas_disease

    Chagas disease is caused by infection with the protozoan parasite T. cruzi, which is typically introduced into humans through the bite of triatomine bugs, also called "kissing bugs". [4] When the insect defecates at the bite site, motile T. cruzi forms called trypomastigotes enter the bloodstream and invade various host cells. [5]