نتایج جستجو برای: helminth parasite

تعداد نتایج: 42635  

Journal: :The Korean journal of parasitology 2005
Woon Mok Sohn Jong Yil Chai

The present study was performed to investigate the infection status with helminth in a group of feral cats in Korea. More than 29 helminth species including adults or eggs were detected in visceral and fecal samples of the examined cats. Among these were a host of nematodes, including toxocarids, Ancylostoma sp. and the larva of Anisakis simplex; trematodes, including Clonorchis sinensis, Parag...

2018
Jakob Winter Steffen Rehbein Anja Joachim

Helminth infections of the gastrointestinal tract and lungs can lead to devastating economical losses to the pastoral based animal production. Farm animals can suffer from malnutrition, tissue damage, and blood loss resulting in impaired production traits and reproduction parameters. In Austria, pastures grazed by sheep, goats, and cattle overlap with the habitats of several species of wild cer...

Journal: :Journal of the South African Veterinary Association 2007
E A Omudu E U Amuta

Domestic environmental pollution resulting from urban livestock farming was investigated in Makurdi using parasitological techniques. The test tube flotation technique was used for the parasitological analysis of animal faecal matter and soil samples collected from residential premises. Ectoparasitic fauna of dogs, goats, sheep and cattle cohabiting with humans within the same residential compo...

2016
Motoko MORIMOTO Noritsugu AZUMA Hikaru KADOWAKI Tatsuya ABE Yoshiko SUTO

Helminth-induced type 2 cytokines increase the number of regulatory T cells and alternatively activated macrophages, resulting in modulation of the host-immune system. Studies on these parasite-induced immunoregulatory mechanisms might contribute to the development of new therapies for inflammatory diseases, including type 2 diabetes (T2D). Previous studies have suggested that progression of ob...

Journal: :Ecology 2014
Isabella M Cattadori Benjamin R Wagner Laura A Wodzinski Ashutosh K Pathak Adam Poole

Given the health and economic burden associated with the widespread occurrence of co-infections in humans and agricultural animals, understanding how coinfections contribute to host heterogeneity to infection and transmission is critical if we are to assess risk of infection based on host characteristics. Here, we examine whether host heterogeneity to infection leads to similar heterogeneity in...

Journal: :Infection and immunity 2008
Joshua J Reece Mark C Siracusa Teresa L Southard Cory F Brayton Joseph F Urban Alan L Scott

A number of important helminth parasites of humans have incorporated short-term residence in the lungs as an obligate phase of their life cycles. The significance of this transient pulmonary exposure to the infection and immunity is not clear. Employing a rodent model of infection with hookworm (Nippostrongylus brasiliensis), we characterized the long-term changes in the immunological status of...

2010
Galileo Escobedo Gloria Soldevila Guadalupe Ortega-Pierres Jesús Ramsés Chávez-Ríos Karen Nava Rocío Fonseca-Liñán Lorena López-Griego Claudia Hallal-Calleros Pedro Ostoa-Saloma Jorge Morales-Montor

MAP kinases (MAPK) are involved in the regulation of cellular processes such as reproduction and growth. In parasites, the role of MAPK has been scarcely studied. Here, we describe the participation of an ERK-like protein in estrogen-dependent reproduction of the helminth parasite Taenia crassiceps. Our results show that 17beta-estradiol induces a concentration-dependent increase in the bud num...

2017
Maria Lauretta Orji Benson Onyire Roland Ibekwe

Infection by soil-transmitted helminth is not opportunistic infection, however, studies among HIV infected patients (adults and children) showed significantly higher prevalence rates of helminthic infection compared to controls. This study was done to determine the prevalence and intensity of helminthic infection in HIV infected children in Abakaliki. It was a cross sectional study that involve...

2016
Luis Janssen Gisele Lorranna Silva Santos Herick Sampaio Muller Anderson Rodrigues Araújo Vieira Tatiana Amabile de Campos Vicente de Paulo Martins

It is long known that some parasite infections are able to modulate specific pathways of host's metabolism and immune responses. This modulation is not only important in order to understand the host-pathogen interactions and to develop treatments against the parasites themselves but also important in the development of treatments against autoimmune and inflammatory diseases. Throughout the life...

Journal: :Nepal Medical College journal : NMCJ 2009
S Uga N T V Hoa S Noda K Moji L Cong Y Aoki S K Rai Y Fujimaki

Helminth egg contamination of vegetables purchased at suburban market in Hanoi, Vietnam was examined. A total of 317 vegetables were examined and 82 (26%) were revealed to be positive for parasite eggs. Of the 15 varieties, 13 were positive except for horseradish and cucumber. Contamination was highest in leafy vegetables (31%), followed by root vegetables (17%) and fruit vegetables (3%). Throu...

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