Background High-risk human papillomaviruses (HPVs) are responsible for the development
of cervical and other anogenital cancers. Intratype sequence variants of certain high-risk …

Human papillomavirus (HPV) type 31 is an important pathogenic subtype associated with
cervical cancer. The aims of the present study were to analyze E5, E6, E7 and L1 gene …

Background Variations in human papillomavirus (HPV) E6 and E7 have been shown to be
closely related to the persistence of the virus and the occurrence and development of …

Persistent infection with human papillomavirus (HPV) types 31 and 33 is an important
causative factor for cervical cancer. The E6/E7 genes are key oncogenes involved in the …

Human papillomavirus type 31, although detected less frequently than HPV types 16 and 18,
is associated with head and neck squamous cell carcinomas. Previous studies suggest that …

To investigate the distribution of Human papillomavirus (HPV)-31 A, B and C variants as well
as the common amino acid polymorphisms in Chinese women, all 14 HPV-31 positive …

目的研究中国东北地区人乳头瘤病毒31 (HPV31) E6 和HPV31 E7 基因多态性.
方法首先将从已确诊HPV31 阳性患者宫颈细胞中提取的DNA, 应用巢式PCR 对E6 和E7 …

Background. Oropharyngeal squamous cell carcinoma (OSCC), where tonsillar and base of
tongue cancer (TSCC and BOTSCC) dominate, is associated with smoking and alcohol as …

Persistent infections by high-risk human papillomavirus (HR-HPV) are a necessary
condition, but not sufficient for cervical cancer development. Genetic variants of HR-HPV …

High-risk human papillomaviruses (HPV) are the causative agents of cervical and other
anogenital cancers as well as a subset of head and neck cancers. The E6 and E7 …