Results 51 to 60 of about 1,938 (197)

Abundant variation in microsatellites of the parasitic nematode Trichostrongylus tenuis and linkage to a tandem repeat [PDF]

open access: yes, 2006
An understanding of how genes move between and within populations of parasitic nematodes is important in combating the evolution and spread of anthelmintic resistance.
Adam, A.   +5 more
core   +1 more source

The level of embryonation influences detection of Ostertagia ostertagi eggs by semi-quantitative PCR [PDF]

open access: yes, 2016
BACKGROUND: The Internal Transcribed Spacer 2 (ITS2) is a candidate diagnostic marker of the pathogenic cattle nematode Ostertagia ostertagi. The aims of this study were: (i) to document and quantify how the development of O.
Drag, Markus   +4 more
core   +6 more sources

Infecções naturais em cervídeos (Mammalia: Cervidae) procedentes dos Estados do Mato Grosso do Sul e São Paulo, por nematódeos Trichostrongyloidea Cram, 1927

open access: yes, 2000
No periodo compreendido entre 1985 e 1996 foram necropsiados, para pesquisa de helmintos, 42 cervideos, sendo sete Mazama americana, 16 M. gouazoubira, 13 Ozotoceros bezoarticus e seis Blastocerus dichotomus.
A. A. Nascimento   +5 more
semanticscholar   +1 more source

Occurrence of eggs and oocysts of gastrointestinal parasites in passerine birds kept in captivity in Para State, Brazil

open access: yesCiência Rural
: The objective of this study was to detect helminth eggs and protozoan oocysts in samples of feces from birds of the order Passeriformes in Para State, Brazil.
Paulo Cesar Magalhães-Matos   +10 more
doaj   +1 more source

Graphidioides subterraneus n. sp. (Nematoda: Trichostrongyloidea) from the South American subterranean rodent Ctenomys talarum Thomas, 1898 (Rodentia: Octodontidae)

open access: yesParasite, 2005
A new nematode species, Graphidioides subterraneus n. sp., found in the stomach of C. talarum from Argentina is described. The new species more closely resembles G.
Rossin M.A., Timi J.T., Malizia A.I.
doaj   +1 more source

Nemátodos en la cavidad abdominal y el tracto digestivo de algunos murciélagos colombianos

open access: yesCaldasia, 1999
Bats were collected in 11 sampling areas from the Departments of Antioquia, Bolívar and Chocó (Colombia), between February 1992 and June 1993. A total of 119 bats of five families and 33 species were captured, of which 70 bats of 23 species were ...
Cuartas Calle Carlos   +1 more
doaj  

Monitoramento das helmintoses gastrintestinais em rebanho leiteiro criado em sistema de produção orgânica na Fazendinha Agroecológica. [PDF]

open access: yes, 2011
O objetivo oi utilizar técnicas parasitológicas para monitorar o grau de parasitismo como subsídio para a criação de programas de controle das infecções por nematóides gastrintestinais em vacas leiteiras criadas em sistema orgânico na Fazendinha ...
FONSECA, A. H da   +3 more
core  

Gastro-intestinal helminths in the red-bellied squirrel introduced in Argentina: accidental acquisitions and lack of specific parasites [PDF]

open access: yes, 2014
Introduced species may lose their natural parasites when invading a new habitat, may acquire new, local parasites or may introduce parasites from their native range. We studied the gastro-intestinal helminth fauna associated with the red-bellied squirrel
Benitez, Verónica Victoria   +4 more
core   +3 more sources

Patricialina Inglis, 1968 (Nematoda, Trichostrongyloidea), parasite de Marsupiaux australiens

open access: yesBulletin du Muséum national d'histoire naturelle, 1981
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
Humphery-Smith, Ian   +1 more
openaire   +2 more sources

Assessment of the genetic relationship between Dictyocaulus species from Bos taurus and Cervus elaphus using complete mitochondrial genomic datasets

open access: yesParasites & Vectors, 2012
Background Dictyocaulus species are strongylid nematodes of major veterinary significance in ruminants, such as cattle and cervids, and cause serious bronchitis or pneumonia (dictyocaulosis or “husk”).
Gasser Robin B   +6 more
doaj   +1 more source

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