نتایج جستجو برای: endemic
تعداد نتایج: 41804 فیلتر نتایج به سال:
BACKGROUND An increased prevalence of epilepsy has been reported in many onchocerciasis endemic areas. The objective of this study was to determine the prevalence of epilepsy in onchocerciasis endemic areas in the Democratic Republic of the Congo (DRC) and investigate whether a higher annual intake of Ivermectin was associated with a lower prevalence of epilepsy. METHODOLOGY/PRINCIPLE FINDING...
this study presents, a comprehensive dataset that documents and provides a new and updated checklist of the freshwater fishes of the poorly known area of iran including makran and mashkid river basins in the east and south eastern iran. the list is based on historical literature records and taxon occurrence data obtained as a result of extensive field expeditions, examination of ichthyological ...
heliocarya monandra گونه ای انحصاری و نادر از خانواده گاوزبانیان (boraginaceae) است که در ناحیه محدودی در مرکز ایران می روید. با توجه به نبود مطاالعات جامع، صفات ریخت شناختی و تشریحی این گونه بررسی شد. برای این منظور نمونه هایی از کوه صفه در جنوب شهر اصفهان در مرکز ایران جمع آوری شد. از برگ، ساقه و ریشه آنها برش های عرضی به صورت دستی گرفته شد و به روش های رایج در آزمایشگاه برای مطالعه با میکروس...
abstract: this study provides a new and updated checklist of the freshwater fishes of the persis region which drains to the persian gulf. the list is based on historical literature records and taxon occurrence data obtained from natural history collections and new fish collections. the confirmed freshwater fishes of the persis region (sub-basin) comprise 44 species in 34 genera, 14 families, 11...
background cutaneous leishmaniasis is the most common form of leishmaniasis caused by flagellate protozoa of the genus leishmania transmitted by sand fly bites. old world leishmaniasis is endemic in the mediterranean sea and the neighbouring countries. we believe, that this case is interesting by the fact that we had a very rear disease case that can be observed in nonendemic area. we present a...
In this communication we have summarized and in some details extended the publications on this subject which have appeared in the Japanese literature. 1 In the course of our investigations of that endemic disease of portions of Japan, which agrees clinically with Well's disease, so called, we discovered a spiroch~etal microorganism which is now believed to be the cause of the disease. In the ex...
To be extended as 1648000 Km2, Iran has a widely varied climate; it is a habitat for very different plant species. Nearly 190 families of vascular plants are found in this country, totally containing 8500- 9500 species, the endemic plants being relatively numerous. Considering the inevitable importance of plants identification, a complete index of the endemic species of Phanerogams in Iran is l...
To be extended as 1648000 Km2, Iran has a widely varied climate; it is a habitat for very different plant species. Nearly 190 families of vascular plants are found in this country, totally containing 8500- 9500 species, the endemic plants being relatively numerous. Considering the inevitable importance of plants identification, a complete index of the endemic species of Phanerogams in Iran is l...
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