Source:http://linkedlifedata.com/resource/pubmed/id/15829136
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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
3
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pubmed:dateCreated |
2005-4-14
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pubmed:abstractText |
Although Ethiopia is one of the countries worst affected by human onchocerciasis, the exact taxonomic identity of the blackflies acting as the main vectors in the endemic areas has never been determined. A cytotaxonomic analysis of Simulium damnosum s.l. collected from three endemic sites in south-western Ethiopia has now revealed the existence of the 'Kisiwani' form (a non-anthropophilic cytoform that is common in East Africa) and a newly recognized species, Simulium kaffaense. Simulium kaffaense sp. nov. is differentiated from other members of the S. damnosum complex by six fixed inversions and dozens of 'new' floating inversions. The rearing of egg batches from some of the biting adult females, to larvae or adults, indicated that the human-biting blackflies were all S. kaffaense. As S. kaffaense is not only highly anthropophilic but also, apparently, the only anthropophilic member of the S. damnosum complex present, it is likely to be the main (if not the only) vector of Onchocerca volvulus in the study area. The presence of inversion 1S-1 and a complex inversion possibly involving 1L-3 indicates that S. kaffaense either belongs or is close to the 'Nile' phylogenetic group of S. damnosum s. l. The karyotype frequencies of the inversions in the collections from the three study sites indicate that at least two forms of S. kaffaense, here designated 'Bebeka' and 'Jimma', were caught. The taxonomy and medical importance of S. kaffaense are discussed.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:status |
MEDLINE
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pubmed:month |
Apr
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pubmed:issn |
0003-4983
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
99
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
267-91
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pubmed:dateRevised |
2009-5-18
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pubmed:meshHeading |
pubmed-meshheading:15829136-Animals,
pubmed-meshheading:15829136-Chromosomes,
pubmed-meshheading:15829136-Endemic Diseases,
pubmed-meshheading:15829136-Ethiopia,
pubmed-meshheading:15829136-Female,
pubmed-meshheading:15829136-Genes, Insect,
pubmed-meshheading:15829136-Humans,
pubmed-meshheading:15829136-Insect Vectors,
pubmed-meshheading:15829136-Karyotyping,
pubmed-meshheading:15829136-Larva,
pubmed-meshheading:15829136-Male,
pubmed-meshheading:15829136-Onchocerca volvulus,
pubmed-meshheading:15829136-Onchocerciasis,
pubmed-meshheading:15829136-Simuliidae
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pubmed:year |
2005
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pubmed:articleTitle |
Cytotaxonomic description of Simulium kaffaense, a new member of the S. damnosum complex (Diptera: Simuliidae) from south-western Ethiopia.
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pubmed:affiliation |
Noguchi Memorial Institute for Medical Research, University of Ghana, P. O. Box LG 581, Legon, Accra, Ghana.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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