نتایج جستجو برای: insect pathology
تعداد نتایج: 148244 فیلتر نتایج به سال:
background: aquatic insects are very abundant and divers groups of insects that are associated with an aquatic or semiaquatic environment in one or more of their life stages. these insects have been, in some cases, well studied because they are vectors of several diseases. this is the first comprehensive faunistic study of aquatic insects from babol county. the results may provide basic data fo...
Western corn rootworm (WCR, Diabrotica virgifera virgifera LeConte) is a major corn pest in the United States, causing annual losses of over $1 billion. One approach to protect against crop loss by this insect is the use of transgenic corn hybrids expressing one or more crystal (Cry) proteins derived from Bacillus thuringiensis. Cry34Ab1 and Cry35Ab1 together comprise a binary insecticidal toxi...
Wolbachia are maternally transmitted intracellular bacterial symbionts that infect approximately 40% of all insect species. Though several strains of Wolbachia naturally infect Drosophila melanogaster and provide resistance against viral pathogens, or provision metabolites during periods of nutritional stress, one virulent strain, wMelPop, reduces fly lifespan by half, possibly as a consequence...
Introduction: This study examined the relationship between specific psychosocial variables and the use of insect repellents on skin or clothing as a preventive behavior for Chikungunya fever among US travelers to Caribbean destinations. Methods: A cross-sectional retrospective online survey method was adopted. US residents who travelled to one of 34 Carib...
there is growing evidence that lectin-carbohydrate interactions can mediate the infection of parasites to their insect vector. many insect species are host or vectors of protozoan or metazoan parasites that cause socially and economically important disease such as malaria and leishmaniasis. however, relatively little work has been undertaken concerning the interaction of insect immunity against...
abstract comparing with the numerous studies carried out in other countries, information on apoidea superfamily in iran is scare. during a faunistic survey of pollinator bees associated with alfalfa fields in mashhad and chenaran regions in 2010, numerous specimens of apoidea superfamily were collected and identified. among the identified species, anthidium diadema (latreille, 1809) is record f...
background aging causes many changes in human physiology, increasing the risk of pathologic conditions in elderly populations. different studies have shown higher frequency of oral and maxillofacial lesions in older people. knowing the prevalence and distribution of these lesions can help dentists in screening these patients. objectives this study aimed to evaluate the frequency and distributio...
background: there is a paucity of information about the oral pathology related articles published in a pathology journal. this study aimed to audit the oral pathology related articles published in iranian journal of pathology (iran j pathol)from 2006 to 2015. methods: bibliometric analysis of issues of iran j pathol from 2006 to 2015 was performed using web-based search.the articles published w...
Pathogens are a challenge for all biological production systems. For producers of insects food and feed, they can result in extensive economic losses. Black soldier flies (BSF) considered very robust resistant to insect diseases, however, emerging diseases may suddenly appear the future. Insects become infected by many types pathogens such as bacteria, fungi, nematodes viruses. BSF have been ex...
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