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2005-10-11 14:10:32

An international team of researchers are calling for better public health campaigns to reduce the numbers affected by river blindness. River blindness is a disease transmitted by biting flies, affecting areas such as West Africa, Nigeria, Congo, the Central African Republic and Central and South America, and causing significant health problems for at least 18 million people. The flies carry a parasite called Onchocerca volvulus, which lays microscopic worms in the human host. The body's...


Latest onchocerciasis Reference Libraries

Onchocerca volvulus
2014-01-12 00:00:00

Onchocerca volvulus is a species of roundworm that is classified within the Nematoda phylum. This species causes the disease onchocerciasis, more commonly known as river blindness. The life cycle of this species is dependent upon an intermediate host, typically the black fly, and a definitive host, which is always a human. Its lifecycle begins when a black fly ingests microfilariae from a human host by consuming blood. The microfilariae that were present in the skin of the human host now...

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Word of the Day
cruet
  • A vial or small glass bottle, especially one for holding vinegar, oil, etc.; a caster for liquids.
This word is Middle English in origin, and ultimately comes from the Old French, diminutive of 'crue,' flask.
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