V2EX plasmodium

Plasmodium

释义 Definition

Plasmodium 是一种寄生原虫属的名称,即疟原虫,是引起疟疾(malaria)的病原体。疟原虫通过受感染的蚊子叮咬传播到人体内,侵入红细胞并在其中繁殖,导致周期性发热等症状。

在生物学中,plasmodium 也可泛指一种多核的原生质团(如黏菌中的营养体形态)。

发音 Pronunciation

/plzmodim/

例句 Examples

The doctor confirmed that the patient was infected with Plasmodium falciparum.
医生确认该患者感染了恶性疟原虫。

Researchers are developing a new vaccine that targets the Plasmodium parasite at the liver stage, which could potentially prevent the disease from progressing to its symptomatic phase.
研究人员正在开发一种针对疟原虫肝脏阶段的新疫苗,有望在疾病发展到出现症状之前将其阻断。

词源 Etymology

该词源自新拉丁语,由希腊语词根 plasma(意为"成形之物、塑造物")加上后缀 -odium 构成。Plasma 来自希腊语动词 plassein,意为"塑造、形成"。19世纪,生物学家用这个词来命名这种能在宿主细胞内不断变形和繁殖的寄生原虫。该属名由法国军医 Charles Louis Alphonse Laveran 于1880年发现疟原虫后逐步确立。

关联词 Related Words

文学与学术引用 Literary & Academic References

  • 在诺贝尔奖获得者 Ronald Ross 的研究著作中,Plasmodium 是核心研究对象,他于1897年证明了疟疾通过蚊子传播。
  • Sonia Shah 的科普作品 The Fever: How Malaria Has Ruled Humankind for 500,000 Years(2010)中大量讨论了疟原虫的生命周期及其对人类历史的深远影响。
  • 在医学教科书如 Manson's Tropical Diseases 中,Plasmodium 的五个感染人类的种(P. falciparum, P. vivax, P. ovale, P. malariae, P. knowlesi)被详细描述。
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