نتایج جستجو برای: endemic specimen
تعداد نتایج: 102172 فیلتر نتایج به سال:
BACKGROUND Afrotremex Pasteels, 1951 is a rare genus of wasps endemic to the Afrotropical region, containing 6 species represented by 14 specimens. Specimens were previously only recorded from central Africa: Cameroon, Congo, Democratic Republic of Congo, Gabon and Uganda. NEW INFORMATION Here we record two additional specimens housed in the Natural History Museum in London (BMNH), one of whi...
Clinical, parasitological and entomological surveys performed in 9 villages on Lihir Island, Papua New Guinea, before mass treatment with diethylcarbamazine (DEC), showed that lymphatic filariasis, caused by nocturnally periodic Wuchereria bancrofti, was endemic in 8 of them. Blood samples from 593 people revealed an overall microfilarial carrier rate of 24%. Amongst endemic villages, microfila...
backgrounds: iodine deficiency disorder is a major public health problem in areas where there is a lack of iodine in drinking water, soil, and food. this study was carried out to assess the prevalence of goiter among school children in the age group of 6-10 years in khorramabad city. also, the level of urine iodine was evaluated. methods: the study was conducted from january 2012 to january 2...
aims: cutaneous leishmaniasis is a prevalent parasitological disease with diverse clinical manifestations in iran. therefore, the present retrospective study carried out to describe the demographic features of cutaneous leishmaniasis in ramshir, iran. materials & methods: this descriptive study was performed on 136 cutaneous leishmaniasis patients whose data were recorded in the ramshir health ...
chicory (cichoriumintybus l.) is an important industrial crop which is used for inulin production. inulin is widely applied as food ingredient due to its health promoting properties. for the first time, attempts were made to investigate thirteen endemic chicory genotypes including three pumilum populations, along with five root chicory cultivars, four witloof chicory varieties and a crispum end...
background & aim: chaharmahal va bakhtiari province contains several major floristic plant associations of central zagros mountains. kallar species were used for medicines nutrias in this area. however, these valuable species have been threatened and even become at risk of extinction due to habitat fragmentation and disturbance. therefore, the first step in protecting theses species is iden...
Hydatid cyst caused by Echinococcus granulosus demonstrates an endemic infection in several countries such as Middle Eastern countries. Liver is the most frequently involved organ, followed by the lung. The case we present is solitary primary localization of cyst in abdominal wall which is extremely rare. A 57-year-old woman presented with an abdominal wall lesion in umbilical area that had bee...
Visceral leishmaniasis (VL) caused by Leishmania donovani is endemic in northern Ethiopia, where P. orientalis is the most important presumed vector. This study was designed to determine the physiological age structure and the occurrence of Leishmania infection in the vector of VL in Tahtay Adiyabo district, northern Ethiopia. Sand flies were collected using CDC light traps from peridomestic an...
Sakesphorus luctuosus (Glossy Antshrike) is endemic to Brazil, harboring two subspecies. The nominal subspecies is widespread in the Amazon region, and S. l. araguayae is endemic to the Rio Araguaia valley. In this paper we investigated the hypothesis that S. l. araguayae represents the end of a cline. We examined 588 specimens housed in Brazilian, North American and European museums and based ...
Specimen transfer under controlled environment conditions, such as temperature, pressure, and gas composition, is necessary to conduct successive complementary in situ characterization of materials sensitive to ambient conditions. The in situ transfer concept is introduced by linking an environmental transmission electron microscope to an in situ X-ray diffractometer through a dedicated transmi...
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