Occurrences of triatomines in wild and domestic environments in the municipality of Manaus, State of Amazonas

被引:23
作者
Fe, Nelson Ferreira [2 ]
Magalhaes, Laylah Kelre [1 ,2 ]
Fe, Flavio Augusto [2 ]
Arakian, Silvana Karina [2 ]
Monteiro, Wuelton Marcelo [1 ,2 ,3 ]
Vale Barbosa, Maria das Gracas [1 ,2 ,4 ]
机构
[1] Univ Estado Amazonas, Programa Postgrad Med Trop, BR-69040000 Manaus, AM, Brazil
[2] Fundacao Med Trop Amazonas, Manaus, Amazonas, Brazil
[3] Univ Estado Amazonas, Dept Saude Colet, BR-69040000 Manaus, AM, Brazil
[4] Ctr Univ Nilton Lins, Manaus, AM, Brazil
关键词
Rhodnius pictipes; Rhodnius robustus; Panstrongylus geniculatus; State of Amazonas; PANSTRONGYLUS-GENICULATUS HEMIPTERA; CHAGAS-DISEASE; REDUVIIDAE; TRANSMISSION;
D O I
10.1590/S0037-86822009000600006
中图分类号
R38 [医学寄生虫学]; Q [生物科学];
学科分类号
07 ; 0710 ; 09 ; 100103 ;
摘要
Analysis of the distribution of triatomines is essential for formulating control strategies for Chagas disease ill the Amazon region. In this paper, the results from trapping in wild and artificial environments in rural and urban localities in Manaus, Amazonas, are presented. Out of the 115 triatomines collected, 85 (73.9%) were of the species Rhodnius pictipes, 25 (21.7%) of Rhodnius robustus and five (4.4%) of Panstrongylus geniculatus. The rate Of natural infection by flagellates was 5.9% for Rhodnius pictipes and 8% for Rhodnius robustus. None of the specimens of Panstrongylus geniculatus were infected. All of the infected specimens were front forest fragments in the urban zone. It was found that 106 insects (92.2%) were collected from the forest environment and nine (7.8%) in households, by means of the active search. The genus Rhodnius clearly predominated in the wild environment. The specimens of Panstrongylus geniculatus (all adults) were collected inside homes. There were no signs of domestic colonization by triatomines.
引用
收藏
页码:642 / 646
页数:5
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