نتایج جستجو برای: l tropica
تعداد نتایج: 619068 فیلتر نتایج به سال:
Cutaneous leishmaniasis is a common skin disease caused by leishmania parasite. An accurate diagnosis of parasites species is possible using molecular techniques. This study was carried out to compare internal transcribed spacer (ITS1) and kinetoplast deoxyribonucleic acid (KDNA) genes for identifying Leishmania species by Polymerase Chain Reaction (PCR), furthermore, genetic diversity of isola...
BACKGROUND PCR has been used for confirmation of leishmaniasis in epidemiological studies, but complexity of DNA extraction and PCR approach has confined its routine use in developing countries. OBJECTIVES In this study, recent epidemiological situation of cutaneous leishmaniasis (CL) in two hyper-endemic metropolises of Shiraz and Isfahan in Iran was studied using DNA extraction by commercia...
The technique of Random Amplification Polymorphic DNA allows fragments of the genome to be amplified by means of polymerase chain reaction (PCR) without previous knowledge of their sequences. The protozoa of the genus Leishmania present great genetic variability, making it difficult to characterize the different species. A method is developed with a single 10-mers long primer, which allows the ...
BACKGROUND Cutaneous leishmaniasis (CL) is endemic in Southeastern Anatolia, mainly in Sanliurfa and Hatay provinces, and the causative agents are mostly Leishmania tropica and less frequently L. infantum. Here, we report the first MALDI-TOF analyses of Leishmania promastigotes obtained from the cultures of two CL cases from Osmaniye and Hatay provinces who were initially diagnosed by microscop...
both zoonotic and anthroponotic cutaneous leishmaniasis (cl) caused by l. major and l. tropica, respectively, are endemic in different parts of iran. this study was performed to investigate the new changes in epidemiological pattern of cl, and to identify the species of leishmania and the strains of l. major isolated from different endemic areas of iran. seventy-two isolates from 245 samples co...
OBJECTIVES Leishmania can lead to a broad spectrum of diseases, collectively known as leishmaniasis. The A2 gene/ protein family could be one of the most eligible candidate factors of virulence in visceral leishmaniasis (VL). The previous results confirmed that in Leishmania infantum, several A2 proteins are abundantly expressed by the amastigote, but not the promastigote stage. As there are no...
BACKGROUND The binding of Leishmania promastigotes to the midgut epithelium is regarded as an essential part of the life-cycle in the sand fly vector, enabling the parasites to persist beyond the initial blood meal phase and establish the infection. However, the precise nature of the promastigote stage(s) that mediate binding is not fully understood. METHODOLOGY/PRINCIPAL FINDINGS To address ...
this cross-sectional study was designed to isolate of leishmania spp from cutaneous leishmaniasis patients and characterized them by rapd-pcr technique. eighty- seven leishmania isolates from 112 samples were collected from cutaneous leishmaniasis (cl) patients who referred to mashhad health centers from august 2002 to may 2004. desirable samples (87 isolates) were characterized by rapd-pcr met...
Background: Cutaneous Leishmaniasis, is endemically observed in different parts of Iran in two forms of anthroponotic and zoonotic. The identification of both species and the type of disease are beneficial for treatment and prevention. Microscopic identification of Leishmania species has not provided promising efficacy. The aim of this study was to determine the Le...
In Errachidia province, the incidence of cutaneous leishmaniasis (CL) has increased over the past decade and it was higher in 2010 (860.34 per 100,000 inhabitants), with 3445 cases. The number of cases declined sharply and decreased from 3445 cases in 2010 to 8 cases in 2014 following the control action plan interventions. The total of patients was diagnosed only on clinical basis and the lesio...
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