نتایج جستجو برای: helminth infection

تعداد نتایج: 458581  

2016
Miguel Stein Zalman Greenberg Mona Boaz Zeev T. Handzel Mesfin K. Meshesha Zvi Bentwich Ana Flisser

Helminth infection may be protective against allergy and account for the low prevalence of allergy in developing countries. We studied prospectively the prevalence of allergy in Ethiopian immigrants with heavy helminth infection on arrival in Israel, and again after a year of adjustment to an urban industrialized setting, to explore the roles of helminth infection, changed environment and backg...

Journal: :European Scientific Journal, ESJ 2023

Aim: Helminth infections result from poor sanitation. We evaluated the effect of helminth on HIV disease progression through monitoring 2 outcomes: (1) plasma HIV-1 RNA Viral load (V/L) and (2) Cluster Differentiation (CD4+) T-lymphocyte count amongst helminth-HIV-1 co-infected persons. hypothesized that concurrent compromise immune control, resulting in rising VL reduced CD4+ that, subject to ...

Journal: :Clinical and experimental immunology 2009
Y Motomura H Wang Y Deng R T El-Sharkawy E F Verdu W I Khan

Inflammatory bowel disease (IBD) is the most common and serious chronic inflammatory condition of the gut. Among the distinct T helper (Th) cell subsets, a Th1 type response is associated predominantly with Crohn's disease (CD) while helminth infections generate a strong Th2 type response. IBD is most prevalent in developed countries but rare in countries where infections with helminths are com...

Journal: :Infection and immunity 2005
Chien-Chang Chen Steve Louie Beth McCormick W Allan Walker Hai Ning Shi

Infections with intestinal helminth and bacterial pathogens, such as enteropathogenic Escherichia coli, continue to be a major global health threat for children. To test the hypothesis that intestinal helminth infection may be a risk factor for enteric bacterial infection, a murine model was established by using the intestinal helminth Heligomosomoides polygyrus. To analyze the modulatory effec...

2011
Stefan Michael Geiger Neal Douglas Edward Alexander Ricardo Toshio Fujiwara Simon Brooker Bonnie Cundill David Joseph Diemert Rodrigo Correa-Oliveira Jeffrey Michael Bethony

BACKGROUND Helminth co-infection in humans is common in tropical regions of the world where transmission of soil-transmitted helminths such as Ascaris lumbricoides, Trichuris trichiura, and the hookworms Necator americanus and Ancylostoma duodenale as well as other helminths such as Schistosoma mansoni often occur simultaneously. METHODOLOGY We investigated whether co-infection with another h...

Journal: :Journal of Immunology 2023

Abstract Helminth infection conditions lung macrophages in the long term, but little is known about how helminths affect macrophage responses to respiratory viral coinfection. Experimental helminth of BALB/c and C57BL/6 mice revealed an increased type 2 airway inflammation that was associated with pronounced phenotypic changes macrophages. These consist a disappearance reaction SiglecF+ alveola...

2015
Jakub Kreisinger Géraldine Bastien Heidi C Hauffe Julian Marchesi Sarah E Perkins

The gut microbiota is vital to host health and, as such, it is important to elucidate the mechanisms altering its composition and diversity. Intestinal helminths are host immunomodulators and have evolved both temporally and spatially in close association with the gut microbiota, resulting in potential mechanistic interplay. Host-helminth and host-microbiota interactions are comparatively well-...

Journal: :Journal of helminthology 2001
B S Dezfuli L Giari S De Biaggi R Poulin

Species co-occurrences and interspecific associations between intensity of infection were studied in helminth communities of three populations of brown trout, Salmo trutta, from northern Italy. Of the eight helminth species, only four were common enough to be included in the analyses: Pomphorhynchus laevis, Acanthocephalus anguillae, Echinorhynchus truttae and Cyathocephalus truncatus. The obse...

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
Olukayode A. Adeleke Parimalaranie Yogeswaran Graham Wright

BACKGROUND In South Africa, studies on the prevalence of intestinal helminth co-infection amongst HIV-infected patients as well as possible interactions between these two infection sare limited. AIM To investigate the prevalence of intestinal helminth infestation amongst adults living with HIV or AIDS at Mthatha General Hospital. SETTING Study participants were recruited at the outpatient d...

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