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In some cases infection is asymptomatic this is generally the case for adult dogs. In other cases mostly found in puppies and older dogs the coccidial parasite can cause anemia, weight loss, abdominal pain, vomiting, anorexia, watery diarrhea, fever, dehydration, and mental depression. [5] If left untreated it can lead to the death of the ...
Vaccines can prevent this infection, but mortality can reach 91% in untreated cases. Treatment often involves veterinary hospitalization. Canine parvovirus often infects other mammals including foxes, cats, and skunks. [1] Felines (cats) are also susceptible to panleukopenia, a different strain of parvovirus. [2]
The frequency of bilateral glaucoma with a genetic base in purebred dogs is higher than in any species except humans. [24] Cataracts in dogs either have a genetic base or can also be caused by diabetes. Nuclear sclerosis resembles a cataract but is actually a normal age-related change.
So far there is little indication the disease can spread to humans, but vets are warning dog owners to take extra care this holiday season, when pets travel with families or are placed in kennels.
Deafness* in dogs can be either acquired or congenital. Predisposing factors for acquired deafness include chronic infection, use of certain drugs, and most commonly, age-related changes in the cochlea. Congenital deafness can be genetic, seen sometimes in dogs with merle or white coats, or caused by in utero damage from infections or toxins. [77]
Illustration of venereal granulomata on a dog's penis. A canine transmissible venereal tumor (CTVT), also known as a transmissible venereal tumor (TVT), canine transmissible venereal sarcoma (CTVS), sticker tumor and infectious sarcoma, is a histiocytic tumor of the external genitalia of the dog and other canines, and is transmitted from animal to animal during mating.
A previous study analysed genetic variants in the genomes of dogs near the nuclear plant and identified 391 outlier DNA segments that differed between two populations.
Both genetic drift and genetic draft are random evolutionary processes, i.e. they act stochastically and in a way that is not correlated with selection at the gene in question. Drift is the change in the frequency of an allele in a population due to random sampling in each generation. [9]