Results 11 to 20 of about 1,269,993 (208)

Executive decision-making in the domestic sheep. [PDF]

open access: yesPLoS ONE, 2011
Two new large animal models of Huntington's disease (HD) have been developed recently, an old world monkey (macaque) and a sheep. Macaques, with their large brains and complex repertoire of behaviors are the 'gold-standard' laboratory animals for testing
A Jennifer Morton, Laura Avanzo
doaj   +5 more sources

Kobuvirus in Domestic Sheep, Hungary

open access: yesEmerging Infectious Diseases, 2010
To the Editor: Picornaviruses (family Picornaviridae) are small, nonenveloped viruses with single-stranded, positive-sense genomic RNA. They are divided into 12 genera: Enterovirus, Aphthovirus, Cardiovirus, Hepatovirus, Parechovirus, Erbovirus, Teschovirus, Sapelovirus, Senecavirus, Tremovirus, Avihepatovirus, and Kobuvirus.
Gábor Reuter   +3 more
doaj   +3 more sources

Linkage Disequilibrium in Domestic Sheep [PDF]

open access: yesGenetics, 2002
Abstract The last decade has seen a dramatic increase in the number of livestock QTL mapping studies. The next challenge awaiting livestock geneticists is to determine the actual genes responsible for variation of economically important traits.
McRae, AF   +5 more
openaire   +3 more sources

Paternal Origins and Migratory Episodes of Domestic Sheep [PDF]

open access: yesCurrent Biology, 2020
The domestication and subsequent global dispersal of livestock are crucial events in human history, but the migratory episodes during the history of livestock remain poorly documented [1-3]. Here, we first developed a set of 493 novel ovine SNPs of the male-specific region of Y chromosome (MSY) by genome mapping.
Deng, Juan   +46 more
openaire   +9 more sources

Scrapie-resistant sheep show certain coat colour characteristics [PDF]

open access: yes, 2009
Susceptibility to scrapie is known to be associated with polymorphisms at the prion protein (PrP) gene, and this association is the basis of current selective programmes implemented to control scrapie in many Countries.
White, I   +11 more
core   +1 more source

Sheep may not be an important zoonotic reservoir for Cryptosporidium and Giardia parasites [PDF]

open access: yes, 2005
Little is known of the prevalence of Cryptosporidium and Giardia parasites in sheep and the genotypes that they harbor, although potentially sheep may contribute significantly to contamination of watersheds.
Traub, R   +15 more
core   +1 more source

Deep Genome Resequencing Reveals Artificial and Natural Selection for Visual Deterioration, Plateau Adaptability and High Prolificacy in Chinese Domestic Sheep

open access: yesFrontiers in Genetics, 2019
Sheep were one of the earliest domesticated animals. Both artificial and natural selection during domestication has resulted in remarkable changes in behavioral, physiological, and morphological phenotypes; however, the genetic mechanisms underpinning ...
Weimin Wang   +13 more
doaj   +1 more source

Applied cognition research to improve sheep welfare

open access: yesAnimal Sentience, 2019
If a change is going to occur in the care and management of domestic sheep, there needs to be a collaborative effort across many disciplines. This review by Marino & Merskin of the literature on cognitive processing in domestic sheep is limited by the ...
Kristina Horback
doaj   +1 more source

Gastrointestinal nematode species burdens and host mortality in a feral sheep population [PDF]

open access: yes, 2006
Every few years a large proportion of the feral sheep on Hirta, St Kilda die due to food shortage. The effects of malnutrition are exacerbated by gastrointestinal nematodes. As found in sheep flocks in mainland Britain, Teladorsagia circumcincta has long
Pilkington, J. G.   +2 more
core   +1 more source

Seroprevalence and risk factors of Neospora caninum infection among domestic sheep in Henan province, central China

open access: yesParasite, 2018
This study aimed to determine the frequency of antibodies to Neospora caninum in domestic sheep raised in Henan province, central China. Serum samples from 779 domestic sheep were collected from March 2015 to May 2016, and antibodies to N.
Wang Shuai   +5 more
doaj   +1 more source

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