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Any of a genus of DNA viruses that infect birds and mammals and induce tumors in certain rodents.


(ˌpɒl iˈoʊ məˌvaɪ rəs)

n., pl. -rus•es.
any of several small DNA-containing viruses of the family Papovaviridae, capable of producing a variety of tumors in mice, hamsters, rabbits, and rats.
[1955–60; poly- + -oma + virus]
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com)-- ABR (now a VMRD division) announced today the availability of a new testing service that can detect the presence of bovine polyomavirus (BPyV) in animal origin products, master virus seeds, and other sample types.
Identification of a novel polyomavirus from patients with acute respiratory tract infections.
I am more concerned about polyomavirus with young birds or specifically with caiques, eclectus parrots, and umbrella cockatoos.
Soon thereafter, another group showed that a different kind of DNA virus, the polyomavirus SV40, also contained an miRNA (3).
Merkel cell carcinoma is a rare and highly aggressive cutaneous neuroendocrine carcinoma that, in most cases, is caused by Merkel cell polyomavirus (approximately 80% of cases).
Son yillarda bu listeye once enterovirus, PIV tip 4, mimivirus, daha sonra sirasiyla 2001 yilinda "insan metapnomovirus" (hMPV), 2003 yilinda koronavirusler (SARS'dan sorumlu CoV, HCoV NL63 ve HKUT), 2005' de "human Bocavirus" (HBoV), parvovirus tip 4 ve 5, nihayet 2007'de de human polyomavirus KI (KIV) ve WU (WUV) gibi yeni etkenlerin eklendigi gorulmektedir (2).
The common factor, found in all of the tumors, was a newly described virus, dubbed raccoon polyomavirus.
The analysis was adjusted for age, gender, immune status, tumor location, time of year of the serum vitamin D measurement, and Merkel cell polyomavirus DNA levels.
As a result, a new polyomavirus was identified and subsequently recovered from symptomatic children in Australia and the United States.
Feng H, Shuda M, Chang Y et al: Clonal integration of a polyomavirus in human Merkel cell carcinoma.
A recent study showed that patients with Merkel cell polyomavirus (MCV) positive MCC had a better overall survival than patients with MCV negative MCC (5).
Research has discovered that Merkel cell carcinoma, a highly aggressive form of skin cancer, often follows infection by polyomavirus, a virus found in birds but which humans can catch, too.