Results 31 to 40 of about 76 (47)

Brazilian catfish parasitized by Epistylis sp. (Ciliophora, Epistylididae), with description of parasite intensity score

open access: closedParasitology Research, 2012
The determination of mean intensity of parasitism for colony-forming sessile protozoan such as Epistylis has been a great problem in parasitological studies. Some alternatives have been proposed by researchers for laboratory and field conditions. This study describes the criteria to establish the parasitic intensity score for epistylidid infestation in
Santiago Benites de Pádua   +5 more
openalex   +4 more sources

Rhabdostylid Ciliates (Ciliophora, Peritrichia, Epistylididae) as Epibionts on Chironomid Larvae: Evidence of High Specificity and Association with Organic Pollution

open access: closedZoological Science, 2018
Although epibiont ciliates make up a significant part of the biomass in aquatic ecosystems and may cause perceptible alterations in the population dynamics of their hosts, studies on the extrinsic and intrinsic factors that control the abundance of these microorganisms are scarce in literature.
Adalgisa Fernanda Cabral   +4 more
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Phylogeny of the families Zoothamniidae and Epistylididae (Protozoa: Ciliophora: Peritrichia) based on analyses of three rRNA-coding regions

open access: closedMolecular Phylogenetics and Evolution, 2017
Peritrichs are a major group of ciliates with worldwide distribution, and they play important roles in many habitats. Intrafamilial phylogeny of some peritrichs was investigated using information from three genes, which provided more robust interpretations than single-gene analyses.
Yuan Zhuang   +3 more
openalex   +3 more sources

Heteropolaria colisarum Foissner & Schubert, 1977 (Protozoa: Epistylididae) of North American freshwater fishes

open access: closedJournal of Fish Diseases, 1985
Abstract The peritrichous ciliate ‘Epistylis sp.’ involved in the‘red‐sore’ disease of various North American freshwater fishes is identified as Heteropolaria colisarum Foissner & Schubert, 1977. Its morphology is redescribed from observations of living and silver‐stained organisms and biometrically analysed individuals.
Wilhelm Foissner   +2 more
openalex   +2 more sources

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