نتایج جستجو برای: mosquito biology iran
تعداد نتایج: 280777 فیلتر نتایج به سال:
Different insecticides are being used for household and agricultural pest control in the capital city of Iran, Tehran. An investigation was carried out in order to evaluate the susceptibility level of laboratory and field collected mosquito, Culex quinquefasciatusin to different insecticides. Field strain was collected from sewage system of the city. Adult females were subjected to the diagnost...
BACKGROUND There are varying degrees of compatibility between malaria parasite-mosquito species, and understanding this compatibility may be crucial for developing effective transmission-blocking vaccines. This study investigates the compatibility of different biological forms of a malaria vector, Anopheles stephensi, to Plasmodium berghei ANKA strain. METHODS Several biologically different a...
In recent years, mosquito molecular biology has been a scene of astounding achievements, namely the development of genetic transformation, characterization of inducible tissue-specific promoters, and acquirement of mosquito genome sequences. However, the lack of a complete genetic tool box for mosquitoes remains a serious obstacle in our ability to study essential mosquito-specific mechanisms. ...
Background and purpose: Mosquitoes are responsible for the transmission of many pathogens such as malaria, yellow fever, dengue fever, and so on. The control of mosquitoes using chemical insecticides is not always a sensible approach, so, alternative biological control methods, especially the use of larvivorous fishes, can play a significant role in controlling of mosquito larvae. Materials an...
BACKGROUND Malaria is still a health problem in Iran. There are several vector control activities, including Indoor Residual spraying, using insecticide treated nets and larviciding including Temephos. In addition nuisance mosquitos are prevalent in the urban areas. So that evaluation of this species to larvicide will provide a clue for management of vector control activities. METHODS Two mos...
Aegyptin, a Novel Mosquito Salivary Gland Protein Specifically Binds to Collagen and Prevents its Interaction with Glycoprotein VI, Integrin α2β1 and von Willebrand Factor Eric Calvo,1 Fuyuki Tokumasu,2 Osvaldo Marinotti,3 Jean-Luc Villeval,4 José M. C. Ribeiro,1 and Ivo M. B. Francischetti 1 1 Vector Biology Section, and 2 Biochemical and Biophysical Parasitology Section, Laboratory of Malaria...
Toxorhynchites spp. mosquitoes are recognised as potential biological control agents of pest and vector species of mosquito. There have been many attempts to use them for this purpose since the beginning of the twentieth century, although with relatively low levels of success, which has been attributed to a lack of knowledge of the general biology of Toxorhynchites mosquitoes. Increasing resist...
An investigation was carried out over a year in the village of Chelow, Hormozgan Province, southern Iran, to study the efficacy of CDC light traps for sampling malaria vectors. The CDC light traps were useful in determining the seasonal and habitat distribution of Anopheles stephensi and An. fluviatilis, the primary and secondary vectors of malaria, in Chelow, as well as other mosquitoes in tha...
1School of Public Health and Institute of Health Research, Tehran University of Medical Science, Tehran, Islamic Republic of Iran. Received: 22/10/02; accepted: 18/08/03 ABSTRACT An insecticide containing azadirachtin, a neem tree (Azadirachta indica) extract, was tested against mosquito larvae in the Islamic Republic of Iran under laboratory and field conditions. LC50 and LC90 values for Neema...
Mosquito borne infectious diseases are among important group of diseases worldwide. Vaccination is available for some tropical mosquito-borne diseases, especially for Japa-nese encephalitis virus infection and yellow fever. There are also several attempts to develop new vaccines for the other mosquito-borne diseases such as malaria, dengue infection and West Nile virus infection. In this articl...
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