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词汇 trypanosome
释义

Definition of trypanosome in English:

trypanosome

nountrɪˈpanəsəʊmˈtrɪp(ə)nəsəʊm
Zoology Medicine
  • A single-celled parasitic protozoan with a trailing flagellum, infesting the blood.

    〔医,动〕锥虫,锥体虫

    Genus Trypanosoma, phylum Kinetoplastida, kingdom Protista

    Example sentencesExamples
    • In the blood the organisms take on the form of trypanosomes, whereas in tissue Leishmania forms are found.
    • However, the initial, acute phase of infection is usually asymptomatic and unrecognised, although trypanosomes may be detectable in blood by microscopy and concentration methods.
    • Transmitted by tsetse flies, in which the trypanosomes of African sleeping sickness develop, they enter their human host by the bite of the fly.
    • Tsetse flies are carriers of trypanosomes - the parasites transmitted by their bites, which cause sleeping sickness in men and cattle.
    • Extensive literature exists on human African trypanosomiasis and trypanosomes, but it is mostly confined to basic sciences and neglects clinical research and the impact of the disease on large parts of the population in rural Africa.

Origin

Early 20th century: from Greek trupanon 'borer' + -some3.

Definition of trypanosome in US English:

trypanosome

noun
Medicine Zoology
  • A single-celled parasitic protozoan with a trailing flagellum, infesting the blood.

    〔医,动〕锥虫,锥体虫

    Genus Trypanosoma, phylum Kinetoplastida, kingdom Protista

    Example sentencesExamples
    • Tsetse flies are carriers of trypanosomes - the parasites transmitted by their bites, which cause sleeping sickness in men and cattle.
    • However, the initial, acute phase of infection is usually asymptomatic and unrecognised, although trypanosomes may be detectable in blood by microscopy and concentration methods.
    • Extensive literature exists on human African trypanosomiasis and trypanosomes, but it is mostly confined to basic sciences and neglects clinical research and the impact of the disease on large parts of the population in rural Africa.
    • Transmitted by tsetse flies, in which the trypanosomes of African sleeping sickness develop, they enter their human host by the bite of the fly.
    • In the blood the organisms take on the form of trypanosomes, whereas in tissue Leishmania forms are found.

Origin

Early 20th century: from Greek trupanon ‘borer’ + -some.

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