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polyomavirus
4 members of the polyoma genus are known to infect humans.
1) JC virus
2) SV40
3) BK virus
4) Merkel cell polyomavirus
All produce tumors in hamsters.
They share a small amount of common antigen & have specific antigens.
Related
polyomavirus T antigen
Specific
BK polyomavirus
JC virus
Merkel cell virus
SV40 virus
General
papovaviridae
Properties
KINGDOM: virus
GENOME-TYPE: deoxyribonucleic acid (DNA)
DOUBLE-STRANDED
GENOME-SIZE: 5-9 kB
ENVELOPE: NONE
CAPSID-SYMMETRY: ICOSAHEDRAL