نتایج جستجو برای: helminth

تعداد نتایج: 4686  

Journal: :iranian journal of parasitology 0
ali yousefi dept. of pathobiology, science and research branch, islamic azad university, tehran, iran. ali eslami dept. of pathobiology, science and research branch, islamic azad university, tehran, iran. iraj mobedi dept. of medical parasitology and mycology, school of public health, tehran university, tehran, iran. sadegh rahbari dept. of pathobiology, science and research branch, islamic azad university, tehran, iran. hooman ronaghi dept. of pathobiology, science and research branch, islamic azad university, tehran, iran.

background: to determine the prevalence and intensity of helminths and their zoonotic importance in small rodents inhabiting in the suburban areas of hamadan city,iran. methods: the present survey was conducted on the helminth infections of two species of rodents apodemus sylvaticus (n=60) and mus musculus (n=72) in the suburban areas of hamadan city during 2010-2012. rodents were collected and...

Journal: :Zoology 2005
J E Martin G A Llorente V Roca M A Carretero A Montori X Santos R Romeu

Diet and helminth fauna were analysed in Gallotia caesaris, a small lacertid lizard endemic to El Hierro (Canary Islands, Spain) in order to study the evolutionary and functional relationships between the two traits. This species is omnivorous but consumed a high proportion (82.13%) of plant matter including not only seeds but also leaves and other vegetative parts. Helminth fauna included many...

2017
Khadija Said Jerry Hella Stefanie Knopp Tatu Nassoro Neema Shija Fatma Aziz Francis Mhimbira Christian Schindler Upendo Mwingira Anna M Mandalakas Karim Manji Marcel Tanner Jürg Utzinger Lukas Fenner

BACKGROUND Despite the high prevalence of helminth infections among preschool-aged children, control programs in sub-Saharan countries primarily focus on school-aged populations. We assessed the prevalence of helminth infections and determined risk factors for infection among preschool-aged children in the urban setting of Dar es Salaam, Tanzania. METHODOLOGY Starting in October 2015, we cond...

2015
Stephanie M. Coomes Victoria S. Pelly Yashaswini Kannan Isobel S. Okoye Stephanie Czieso Lewis J. Entwistle Jimena Perez-Lloret Nikolay Nikolov Alexandre J. Potocnik Judit Biró Jean Langhorne Mark S. Wilson Adrian Paul Mountford

Parasitic helminths establish chronic infections in mammalian hosts. Helminth/Plasmodium co-infections occur frequently in endemic areas. However, it is unclear whether Plasmodium infections compromise anti-helminth immunity, contributing to the chronicity of infection. Immunity to Plasmodium or helminths requires divergent CD4+ T cell-driven responses, dominated by IFNγ or IL-4, respectively. ...

Journal: :Journal of wildlife diseases 2006
Sean A Neiswenter Danny B Pence Robert C Dowler

Twenty-eight hog-nosed skunks (Conepatus leuconotus), 23 striped skunks (Mephitis mephitis), and nine spotted skunks (Spilogale gracilis) from an area of sympatry in west-central Texas were examined for helminth parasites. Shared helminth species among all three host species were one nematode (Physaloptera maxillaris), two acanthocephalans (Pachysentis canicola, Macracanthorhynchus ingens), and...

2014
Angela Pinot de Moira Colin M. Fitzsimmons Frances M. Jones Shona Wilson Pierre Cahen Edridah Tukahebwa Harriet Mpairwe Joseph K. Mwatha Jeffrey M. Bethony Per S. Skov Narcis B. Kabatereine David W. Dunne

BACKGROUND The poor correlation between allergen-specific immunoglobulin E (asIgE) and clinical signs of allergy in helminth infected populations suggests that helminth infections could protect against allergy by uncoupling asIgE from its effector mechanisms. We investigated this hypothesis in Ugandan schoolchildren coinfected with Schistosoma mansoni and hookworm. METHODS Skin prick test (SP...

Journal: :American zoologist 1965
K C KATES

SYNOPSIS. Some of the accumulated knowledge on the complex problems involved in the transmission of helminths of domestic animals in the USA is summarized. The lollowing conditions are usually necessary for the development outside the final hosts of infective stages of these helminths: moderate temperatures, adequate moisture, oxygen, and protection from freezing, desiccation and direct sunligh...

Journal: :iranian journal of parasitology 0
a farahnak department of parasitology and mycology, school of public health, tehran university of medical sciences, tehran, iran. a golestani department of biochemistry, school of medicine, tehran university of medical sciences, tehran, iran. mr eshraghian department of epidemiology and biostatistics, school of public health, tehran university of medical sciences, tehran,.iran

background: the aim of this study was to compare superoxide dismutase (sod) activity in fasciola hepatica and fasciola gigantica parasites. materials: f. gigantica and f. hepatica helminths were collected from abattoir and cultured in buffer media for 4 h at 37 °c. excretory-secretory (es) products were collected, centrifuged and stored at - 20 ◦ c. e-s protein concentration was measured by bra...

Journal: :iranian journal of parasitology 0
adekayode olarinwaju sonibare department of veterinary medicine and surgery, college of veterinary medicine, federal university of agriculture, abeokuta, abeokuta, ogun state, nigeria olusiji sunday sowande department of animal production and health, college of animal science and livestock production, federal university of agriculture, abeokuta, abeokuta, ogun state, nigeria shamusideen oladeinde iposu department of animal production and health, college of animal science and livestock production, federal university of agriculture, abeokuta, abeokuta, ogun state, nigeria joshua luka department of veterinary microbiology and parasitology, faculty of veterinary medicine, university of maiduguri, maiduguri, borno state, nigeria michael ayankosoi department of animal production and health, college of animal science and livestock production, federal university of agriculture, abeokuta, abeokuta, ogun state, nigeria adeniyi olugbega egbetade department of veterinary medicine and surgery, college of veterinary medicine, federal university of agriculture, abeokuta, abeokuta, ogun state, nigeria

background: the performance and parasitology of semi-intensively managed west african dwarf (wad) lambs were evaluated following exposure to gastrointestinal helminth infected paddock and varied protein-energy feeds. methods: twenty four lambs obtained from the department of animal breeding and genetics and brought to directorate of university farm (dufarm) of federal university of agriculture ...

Journal: :iranian journal of parasitology 0
e changizi i mobedi mr salimi-bejestani a rezaei-doust

background : cats play a crucial role in the epidemiology of gastrointestinal helminthic parasites and also play a major role in transmitting of these parasites through faecal contamination of soil, food or water. the aim of this study was to determine the species of gastrointestinal helminthes parasites in stray cats from a rural area of bandar-e-anzali, iran. method: gastrointestinal helminth...

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