نتایج جستجو برای: Toxoplasma gondii

تعداد نتایج: 10498  

2014
Claudia F. Dick

Cite this article: Claudia F. Dick.” Toxoplasma gondii: The Mind-Control Parasite”. J J Srgy Volume 1, Issue 1: 006 Toxoplasma gondii is an extremely widespread protozoan parasite, with a prevalence of 20-70% in USA. This high prevalence is attributable in part to the HIV pandemic: neurotoxoplasmosis is the most frequent oportunistic infection and the most common cause of brain focal injuries i...

2017
Su-Hwa Lee Ah-Ra Kim Dong-Hun Lee Ilaria Rubino Hyo-Jick Choi Fu-Shi Quan

Toxoplasma gondii (T. gondii) microneme protein 8 (MIC8) represents a novel, functional distinct invasion factor. In this study, we generated virus-like particles (VLPs) targeting Toxoplasma gondii MIC8 for the first time, and investigated the protection against highly virulent RH strain of T. gondii in a mouse model. We found that VLP vaccination induced Toxoplasma gondii-specific IgG and IgG1...

Journal: :The Korean journal of parasitology 1998
H W Nam S W Kang W Y Choi

Anti-Neospora caninum antibody was detected in anti-Toxoplasma gondii positive and negative human sera by ELISA, western blot and immunofluorescence assay (IFA). Twelve cases out of 172 (6.7%) Toxoplasma-positive sera cross-reacted with both T. gondii and N. caninum antigens, and one out of 110 Toxoplasma-negative sera reacted with N. caninum antigen by ELISA. By western blot, all 12 sera react...

Ahmad Nematollahi Parisa Shahbazi Sara Nosrati

Objective: Sera from 186 sheep (93 rams and 93ewes) from Tabriz, North-West of Iran were evaluated for antibodies to Toxoplasma gondii using a commercial ELISA kit. Methods: The animals were divided into two age groups (< 2 years, and > 2 years). Results: Antibodies to T. gondii were found in 13 of 186 sheep (6.98%). Infection rate in ewes was higher than rams but this differe...

Journal: :international journal of infection 0
mohammad jafari modrek infectious disease and tropical medicine research center, zahedan university of medical sciences, zahedan, ir iran; department of parasitology, school of medicine, zahedan university of medical sciences, zahedan, ir iran; department of parasitology, infectious disease and tropical medicine research center, zahedan university of medical sciences, zahedan, ir iran. tel: +98-9155415930 mohammad mousavi department of parasitology, school of medicine, zahedan university of medical sciences, zahedan, ir iran ramin saravani department of clinical biochemistry, cellular and molecular research center, school of medicine, zahedan university of medical sciences, zahedan, ir iran

background blood transfusion is one of the many ways, through which toxoplasma gondii (t. gondii), a protozoan parasite, can be transmitted to humans. objectives this cross sectional study aimed to evaluate the seroprevalence of toxoplasma infection and related epidemiological features among healthy blood donors. materials and methods a total of 375 blood samples from donors were tested for spe...

Journal: :Antimicrobial agents and chemotherapy 1993
J Blais V Garneau S Chamberland

Azithromycin was shown to specifically inhibit the protein synthesis of Toxoplasma gondii in experimental systems by using free tachyzoites and T. gondii-infected mouse macrophages. RNA synthesis of the parasite was not affected by azithromycin. Inhibition of protein synthesis was also proportional to the relative anti-Toxoplasma activity of three macrolides.

Journal: :Revista da Sociedade Brasileira de Medicina Tropical 2005
Silvia Maria Spalding Maria Regina Reis Amendoeira Carlos Henrique Klein Luis Carlos Ribeiro

Serological screening and evaluation of exposure factors for Toxoplasma gondii transmission were conducted in 2126 pregnant women from southern Brazil. Specific antibodies against Toxoplasma gondii were presented by 74.5% (n=1583) of the pregnant women evaluated. Contact with soil was found to be the major factor for infection.

2011
Sadegh Saremy Mahdi Eskandarian Boroujeni Biplab Bhattacharjee Viditi Mittal Jhinuk Chatterjee

UNLABELLED Toxoplasma gondii ME49 is an obligatory intracellular apicomplexa parasite that causes toxoplasmosis in humans, domesticated and wild animals. Waterborne outbreaks of acute toxoplasmosis worldwide reinforce the transmission of Toxoplasma gondii ME49 to humans through contaminated water and may have a greater epidemiological impact than previously believed. In the quest for drug and v...

A Najafi, A Talebi, HA Vahedian-Ardakani, M Akhavan-Ghalibaf, M Doosti, M Shayestehpour, MM Aminorroaya, Sh Yazdani,

Background Beta-thalassemia patients receive blood products from blood transfusion centers repeatedly. Blood transfusion can transmit Cytomegalovirus (CMV) and Toxoplasma gondii. The aim of this study was serological evaluation of these two infectious agents in thalassemia patients. Materials and Methods In a cross-sectional study, the enzymelinked immunosorbent assay (ELISA) testing was pe...

Journal: :BMC Infectious Diseases 2003
Udo Reischl Stéphane Bretagne Dominique Krüger Pauline Ernault Jean-Marc Costa

BACKGROUND Toxoplasmosis is an infectious disease caused by the parasitic protozoan Toxoplasma gondii. It is endemic worldwide and, depending on the geographic location, 15 to 85% of the human population are asymptomatically infected. Routine diagnosis is based on serology. The parasite has emerged as a major opportunistic pathogen for immunocompromised patients, in whom it can cause life-threa...

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