Assessment of Culex pipiens bioforms in the world's southernmost distribution limit
Mem. Inst. Oswaldo Cruz
;
115: e190390, 2020. tab, graf
Article
in English
| LILACS
| ID: biblio-1056771
ABSTRACT
The mosquito Culex pipiens s.s. L. occurs as two bioforms that differ in physiology and behaviour affecting virus transmission cycles. To assess the occurrence of Cx. pipiens bioforms in the southernmost limit of its distribution, specimens were collected aboveground in southern Buenos Aires Province and east Patagonia, Argentina. Ten larvae and 25 adults were individually processed and identified by polymerase chain reaction (PCR) amplification of Ace-2 and CQ11 loci. Culex quinquefasciatus Say (one larva, two adults), Cx. pipiens f. molestus (one larva, one adult) and one adult of hybrid origin were identified in Buenos Aires Province; only Cx. pipiens f. molestus was recorded in Patagonia (eight larvae, 21 adults). The potential absence of bioform pipiens and its implications in arbovirus enzootic cycles is discussed.
Full text:
Available
Index:
LILACS (Americas)
Main subject:
Culex
/
Mosquito Vectors
Limits:
Animals
Country/Region as subject:
South America
/
Argentina
Language:
English
Journal:
Mem. Inst. Oswaldo Cruz
Journal subject:
Tropical Medicine
/
Parasitology
Year:
2020
Type:
Article
Affiliation country:
Argentina
Institution/Affiliation country:
Universidad Nacional de San Martin-Consejo Nacional de Investigaciones Científicas y Técnicas/AR
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