{"type":"root","children":[{"type":"paragraph","children":[{"type":"text","value":"Papillomaviruses are a diverse group of DNA-based viruses. More than 100 different human papillomavirus (HPV) types have been characterized. Some HPV types cause benign skin warts, or papillomas, for which the virus family is named."}]},{"type":"paragraph","children":[{"type":"text","value":"Anti-human papillomavirus, clone BSB-66 (SB24) reacts with an epitope of a major capsid protein of HPV, which is broadly expressed among different HPV subtypes."}]}]}