One of the most common viruses in world that causes disease cattle is bovine coronavirus (BCoV). This virus causative agent respiratory and gastrointestinal infections newborn calves, resulting significant economic losses both dairy meat farming. Considering complex epizootic situation with coronaviruses partial antigenic affinity BCoV other species animals humans, isolation new strains coronav...

Bovine coronavirus (BCV) and bovine respiratory syncytial virus (BRSV) are significant causes of enteric and respiratory disease in cattle throughout the world. The aim of this thesis was to gain further knowledge of the epidemiology of these infections in Swedish dairy herds. Two studies were conducted of the association between BCV/BRSV antibody status and health and performance, on herd (79 ...

two male dogs at the age of 3 and 5 months of doberman pinscher and german shepherd breeds were referred to the veterinary hospital of ahvaz university with clinical signs of depression, vomiting, haemorrhagic diarrhoea, profound dehydration, fever and anorexia. the affected dogs had not the history of vaccination. concurrent infection of canine parvovirus and coronavirus was detected in dogs b...

a 1:1 matched case-control study of calves under 1 month of age was carried out by weekly visits to 7 dairy farms in mashhad from may 2008 to october 2008. fecal samples were collected from a total of 112 calves with clinical signs of diarrhea and from 112 matched animals without clinical signs of diarrhea as assessed by a scoring system. the samples were investigated for the presence of rotavi...