Morphology

 

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web.uct.ac.za/depts/mmi/ stannard/papillo.html

http://www.mds.qmw.ac.uk/cutaneous/hpvbiology.htm

 

Papillomavirus is an icosahedral, naked virus that appears spherical in shape. It has a triangulation number of 7 and a diameter of 52 to 55 nm. There are 72 capsomers, 12 of which are pentavalent and 60 of which are hexavalent.

 

web.uct.ac.za/depts/mmi/ stannard/papillo.html