Results 41 to 50 of about 1,870 (196)

Characterization of the Complete Nuclear Ribosomal DNA Sequences of Paramphistomum cervi

open access: yesThe Scientific World Journal, Volume 2014, Issue 1, 2014., 2014
Sequences of the complete nuclear ribosomal DNA (rDNA) gene from five individual Paramphistomum cervi were determined for the first time. The five complete rDNA sequences, which included the 18S rDNA, the internal transcribed spacer 1 (ITS1), the 5.8S rDNA, the internal transcribed spacer 2 (ITS2), the 28S rDNA, and the intergenic spacer (IGS) regions,
Xu Zheng   +9 more
wiley   +1 more source

Metacercarial Infection of Wild Nile Tilapia (Oreochromis niloticus) from Brazil

open access: yesThe Scientific World Journal, Volume 2014, Issue 1, 2014., 2014
Fingerlings of Oreochromis niloticus collected in an artificial urban lake from Belo Horizonte, Minas Gerais, Brazil, were evaluated for natural infection with trematodes. Morphological taxonomic identification of four fluke species was performed in O. niloticus examined, and the total prevalence of metacercariae was 60.7% (37/61).
Hudson A. Pinto   +3 more
wiley   +1 more source

Can the studies at a spatial scale of 100s meters detect the spatiotemporal fluctuations of a parasite assemblage? [PDF]

open access: yes, 2013
The importance of small-scale heterogeneity in local factors which overrides that of larger-scales factors, suggest that local factors play a major role in determining the richness and prevalence of larval digeneans in intertidal gastropods.
Etchegoin, Jorge Alejandro   +2 more
core   +1 more source

The prevalence of gastrointestinal parasites in Panthera pardus of Katepurna wildlife sanctuary, Akola India

open access: yesEnvironment Conservation Journal, 2019
To study the prevalence of gastrointestinal parasites of Panthera pardus, 26 scat samples were collected from Katepurna Sanctuary during the census period conducted by forest department during January 2018. Out of these 21 samples had the highest overall
Milind Shirbhate, Amrita Shirbhate
doaj   +1 more source

Altered Protein Expression in the Ileum of Mice Associated with the Development of Chronic Infections with Echinostoma caproni (Trematoda). [PDF]

open access: yesPLoS Neglected Tropical Diseases, 2015
BACKGROUND:Echinostoma caproni (Trematoda: Echinostomatidae) is an intestinal trematode that has been extensively used as experimental model to investigate the factors determining the expulsion of intestinal helminths or, in contrast, the development of ...
Alba Cortés   +5 more
doaj   +1 more source

Trematodes in wetland birds of Karelia (based on materials from the 319th USSR helminthological expedition, 1958-1962)

open access: yesTransactions of the Karelian Research Centre of the Russian Academy of Sciences, 2015
In 1958–1962 the 319th USSR Helminthological Expedition was implemented in Karelia during the summer-autumn period. 34 Trematoda species were found in 119 wetland bird specimens collected.
Galina Yakovleva   +2 more
doaj   +1 more source

Temperature Variability and Salt Pollution Interact to Alter Subsequent Multi‐Parasite Susceptibility in Larval Amphibians

open access: yesFreshwater Biology, Volume 70, Issue 9, September 2025.
ABSTRACT Wild populations face unprecedented pressure from an assortment of anthropogenic environmental changes and parasites. We sought to understand how host–parasite interactions are affected by the interactive effects of multiple environmental stressors and subsequent parasite infection.
Paradyse E. Blackwood   +2 more
wiley   +1 more source

Definitive host influences the proteomic profile of excretory/secretory products of the trematode Echinostoma caproni [PDF]

open access: yes, 2016
Detailed gel images of the differential spots identified by mass spectrometry and database search. Magnification of the 2D gel-areas corresponding to the 19 differentially expressed spots identified by mass spectrometry and database search.
Alba Cortés   +5 more
core   +5 more sources

Cercariae developing in Lymnaea natalensis Krauss, 1848 collected in the vicinity of Pretoria, Gauteng Province, South Africa

open access: yesOnderstepoort Journal of Veterinary Research, 2008
Freshwater snails are known to serve as first intermediate hosts for various parasitic diseases such as schistosomosis and fasciolosis. Snails were collected on several occasions in the proximity of Pretoria, South Africa and their cercarial sheddings
E.B.E. Moema, P.H. King, C. Baker
doaj   +1 more source

Re‐evaluation of certain aspects of the EFSA Scientific Opinion of April 2010 on risk assessment of parasites in fishery products, based on new scientific data. Part 2

open access: yesEFSA Journal, Volume 22, Issue 11, November 2024.
Abstract The objective of this opinion was to determine if any wild caught fish species, originating from specific fishing grounds and consumed in the EU/EFTA could be considered free of zoonotic parasites. In this Opinion the term ‘fishery products’ only refers to fresh finfish.
EFSA Panel on Biological Hazards (BIOHAZ)   +25 more
wiley   +1 more source

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