نتایج جستجو برای: intestinal metazoan parasites

تعداد نتایج: 170857  

2015
Yurong Yang Hongde Liang

The prevalence of intestinal parasites in cats from China was largely unknown prior to this study. The aim of the present study was to investigate the presence of intestinal parasites in cats from central China and also identify risk factors for parasitism. Fecal samples from 360 cats were examined using sugar flotation procedure and fecal smear test by microscope. Cats had mixed two or three k...

2015
Marisa Tellez Mark Merchant Jonathan H Freedman

Monitoring the bioaccumulation of chemical elements within various organismal tissues has become a useful tool to survey current or chronic levels of heavy metal exposure within an environment. In this study, we compared the bioaccumulations of As, Cd, Cu, Fe, Pb, Se, and Zn between the American alligator, Alligator mississippiensis, and its parasites in order to establish their use as bioindic...

2018
Mehrgan HEYDARI-HENGAMI Yaghoob HAMEDI Majid NAJAFI-ASL Khojasteh SHARIFI-SARASIABI

Background Food handlers play a significant role in the dissemination and transmission of enteropathogenic microorganisms, including intestinal parasites. The aim of this study was to determine the prevalence of intestinal parasites in food handlers of Bandar Abbas, southern Iran. Methods In this cross-sectional study, 800 stool samples were randomly collected in a period of 6 months from Jun...

Journal: :Fishes 2023

Mozambique tilapia Oreochromis mossambicus (Peters, 1852), an important aquaculture species investigated herein, is at risk and listed as vulnerable on the IUCN Red List. During a preliminary survey conducted in 2011, 30 from Lake Urema Gorongosa National Park central Mozambique, were examined for metazoan parasites. Two groups of ectoparasites recovered consisting two copepods monogenean. Endo...

Journal: :The Journal of parasitology 1998
A A Mignucci-Giannoni E P Hoberg D Siegel-Causey E H Williams

The parasite fauna in cetaceans from Puerto Rico, the Virgin Islands, and the larger Caribbean region is poorly known. We provide the first records for parasite biodiversity among a diverse assemblage of cetaceans from the Caribbean Sea. Internal and external parasites and commensals were collected from stranded whales and dolphins salvaged in Puerto Rico, the United States and British Virgin I...

Journal: :Parasitology 2015
A P Shinn J Pratoomyot J E Bron G Paladini E E Brooker A J Brooker

Parasites have a major impact on global finfish and shellfish aquaculture, having significant effects on farm production, sustainability and economic viability. Parasite infections and impacts can, according to pathogen and context, be considered to be either unpredictable/sporadic or predictable/regular. Although both types of infection may result in the loss of stock and incur costs associate...

2010
Frederick Olusegun Akinbo Christopher E. Okaka Richard Omoregie

This study was carried out to determine the presence of intestinal parasites and their correlation with CD4(+) T-cell counts and demographics among human immunodeficiency virus (HIV)-positive patients in Benin City, Nigeria. Stool specimens from 2,000 HIV-positive patients and 500 controls (HIV-negative individuals) were examined for ova, cysts, or parasites, using standard procedures. In addit...

Journal: :Jornal de pediatria 2013
Ana M Aguiar-Santos Zulma Medeiros Cristine Bonfim Abraham C Rocha Eduardo Brandão Tereza Miranda Paula Oliveira Emanuel S C Sarinho

OBJECTIVE To report the prevalence of lymphatic filariasis and intestinal parasitic infections in school-aged children living in a filariasis endemic area and discuss about the therapeutic regimen adopted in Brazil for the large-scale treatment of filariasis. METHODS A cross-sectional study including 508 students aged 5-18 years old, enrolled in public schools within the city of Olinda, Perna...

Journal: :Cadernos de saude publica 1999
R Tsuyuoka J W Bailey A M Nery Guimarães R Q Gurgel L E Cuevas

Anemia is estimated to affect half the school-age children and adolescents in developing countries. The main causes are parasitic infections, malaria, and low iron intake. This study aimed to describe the prevalence of anemia, parasitic infections, and nutritional status of children attending public primary schools in Aracaju, Northeast Brazil. Of 360 students, 26.7% were anemic, and prevalence...

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