Results 21 to 30 of about 225,470 (313)
Gastrointestinal nematode species burdens and host mortality in a feral sheep population [PDF]
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
Proteinase K-Resistant Material in ARR/VRQ Sheep Brain Affected with Classical Scrapie Is Composed Mainly of VRQ Prion Protein [PDF]
Classical scrapie is a prion disease in sheep and goats. In sheep, susceptibility to disease is genetically influenced by single amino acid substitutions.
Bossers, A. +28 more
core +1 more source
Foram observados casos de morte súbita e doença crônica e caquetizante em ovinos provenientes de quatro rebanhos localizados em três municípios do Rio Grande do Sul, Brasil, entre junho de 2001 e maio de 2006.
Daniel Ricardo Rissi +4 more
doaj +1 more source
During the initial months of calves’ lives, the young animals are exposed to bacterial and viral infections, and during this period, crucial physiological changes take place in their organisms.
Ewelina Szacawa +6 more
doaj +1 more source
An assessment of opportunities to dissect host genetic variation in resistance to infectious diseases in livestock [PDF]
This paper reviews the evidence for host genetic variation in resistance to infectious diseases for a wide variety of diseases of economic importance in poultry, cattle, pig, sheep and Atlantic salmon.
S. Genini +7 more
core +1 more source
Introduction: Mycoplasma bovis is one of the main pathogens involved in cattle pneumonia. Other mycoplasmas have also been directly implicated in respiratory diseases in cattle. The prevalence of different Mycoplasma spp.
Szacawa Ewelina +5 more
doaj +1 more source
This focus article has been prepared by Amanda Carson , Sian Mitchell , Paul Phipps , Michele Macrelli and Elizabeth Dunnett of the ...
openaire +2 more sources
Poultry in Poland as Chlamydiaceae carrier
Introduction: The study was conducted to investigate the prevalence and genetic diversity of Chlamydia spp. in poultry in Poland and estimate possible transmission to humans.
Szymańska-Czerwińska Monika +5 more
doaj +1 more source
Chlamydia gallinacea is an intracellular bacterium belonging to the Chlamydiaceae family. Poultry is considered to be the major reservoir of this agent, which has worldwide distribution and a particularly consistent worldwide occurrence in chicken flocks.
Kinga Zaręba-Marchewka +5 more
doaj +1 more source
Mycoplasma bovis is known as a causative agent of many disorders in cattle. In Europe, there is still a lack of commercial vaccines against M. bovis infection.
Dudek Katarzyna, Bednarek Dariusz
doaj +1 more source

