نتایج جستجو برای: anopheles superpictus
تعداد نتایج: 7328 فیلتر نتایج به سال:
b a ckground : this study aimed to identify and determine the larval and adult mosquitoes (culicidae) fauna in hamedan county, western iran. m e t hods: it was a cross-sectional study which took place in four area of the hamedan county. sampling methods for larvae, pupae and adults were dipping, hand catch, night catch and total catch. larvae and adult mosquitoes col- lected and were sent to la...
b a ckground: several important diseases are transmitted by mosquitoes. despite of the potential of the occurrence of some mosquito-borne diseases such as west nile, dirofilariasis and malaria in the region, there is no recent study of mosquitoes in west azerbaijan province. the aim of this investigation was to study the fauna, composition and dis- tribution of mosquitoes and the characteristic...
زمینه: شیوع مجدد مالاریا در دو دهه گذشته در مناطقی از شمال و شمال غرب کشور که از نظر اپیدمیولوژی جزء مناطق پاک کشور محسوب می شود، لزوم تهیه اطلاعات پایه و به روز را در ارتباط با ناقلین مالاریا آشکارتر کرد. کنترل ناقلین یکی از راه بردهای اساسی در کنترل اپیدمیها می باشد. در این تحقیق ترکیب گونه ای و فعالیت ماهانه لارو آنوفلینی در انواع زیستگاه های لاروی در استان قم بررسی گردیده است. مواد و روش ه...
Malaria transmission in Africa is a dynamic and complex system that is so far superficially understood. Further knowledge is required to improve control of the disease. In the present report, we highlight the contribution of the so-called "secondary" malaria vectors to the overall parasite transmission intensity in several sites across Cameroon, through a retrospective analysis of surveys from ...
Anopheles (Diptera: Culicidae) species composition and distribution were studied using human landing catch data over a 35-yr period in Panama. Mosquitoes were collected from 77 sites during 228 field trips carried out by members of the National Malaria Eradication Service. Fourteen Anopheles species were identified. The highest average human biting rates were recorded from Anopheles (Nyssorhync...
زمینه و هدف: پشه ها مهمترین ناقلین بیماری در جهان محسوب می شوند که بیماری های مهمی را به انسان منتقل می کنند. امروزه حاشیه نشینی شهرها و استقرار در مساکن غیر استاندارد افزایش یافته که این خود تغییرات اکولوژیکی و دستکاری های طبیعت را به همراه داشته است. رخداد این دگرگونی ها شرایط را برای رشد و تکثیر ناقلین بیماری زا مهیا کرده است. این مطالعه به منظور آشنایی با اکولوژی و بیولوژی پشه های شهرستان...
Malaria is a serious health problem in the states of Córdoba and Antioquia, Northwestern Colombia, where 64.4% of total Colombian cases were reported in 2007. Because little entomological information is available in this region, the aim of this work was to identify the Anopheles species composition and natural infectivity of mosquitoes distributed in seven localities with highest malaria transm...
Two new species within the Anopheles gambiae complex are here described and named. Based on molecular and bionomical evidence, the An. gambiae molecular "M form" is named Anopheles coluzzii Coetzee & Wilkerson sp. n., while the "S form" retains the nominotypical name Anopheles gambiae Giles. Anopheles quadriannulatus is retained for the southern African populations of this species, while the Et...
Wolbachia pipientis bacteria are maternally inherited endosymbionts that are of interest to control the Anopheles mosquito vectors of malaria. Wolbachia does not infect Anopheles mosquitoes in nature, although cultured Anopheles cells can be infected. Here, we show that the virulent Wolbachia strain wMelPop can survive and replicate when injected into female Anopheles gambiae adults, but the so...
Identification of the Anopheles gambiae leucokinin gene from the completed A. gambiae genome revealed that this insect species contains three leucokinin peptides, named Anopheles leucokinin I-III. These peptides are similar to those identified in two other mosquito species, Aedes aegypti and Culex salinarius. Additionally, Anopheles leucokinin I displays sequence similarity to Drosophila melano...
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