: Although human papillomavirus (HPV) is a major etiology of cervical and anogenital cancers, whether it is associated with colorectal carcinogenesis is yet undetermined. : The longitudinal association of HPV infection with colorectal cancer (CRC) was evaluated using 2000-2013 data from a nationwide Taiwanese claims database. In this retrospective cohort study, 358 patients with primary HPV diagnoses (HPV-infected cohort) and 1432 patients without such a diagnosis (HPV-uninfected cohort) were recruited between 2000 and 2006. Both cohorts were followed up to identify CRC incidences from 2006 to 2013. Hazard ratios (HRs) and their 95% confidence intervals (CIs) derived from Cox proportional hazards models were used to estimate the association between HPV and CRC risk. : The HPV-infected cohort had a significantly higher cumulative incidence of CRC than the HPV-uninfected cohort. The presence of HPV was associated with an increased risk of CRC (adjusted HR, 1.63; 95% CI, 1.02-3.62). Furthermore, the significant HPV-CRC risk association was evident in both sexes. : This population-based cohort study reveals longitudinal evidence that HPV is associated with an increased risk of CRC. Further studies are required to verify the role of HPV in colorectal carcinogenesis.
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http://dx.doi.org/10.3390/medicina58101461 | DOI Listing |
Mol Biol (Mosk)
December 2024
Peoples' Friendship University of Russia, Moscow, 117198 Russia.
The E6 and E7 proteins of the high risk human papillomaviruses (HR HPVs) play a key role in the oncogenesis associated with papillomavirus infection. Data on the variability of these proteins are limited, and the factors affecting their variability are still poorly understood. We analyzed the variability of the currently known sequences of the HPV type 16 (HPV16) E6 and E7 proteins, taking into account their geographic origin and year of sample collection, as well as the direction of their evolution in the major geographic regions of the world.
View Article and Find Full Text PDFInfectious Agents and Cancer journal has recently launched a new collection of papers about "Point-of-Care (POC) for HPV-related genital cancers" putting together some interesting works on the accuracy of HPV tests for screening. This editorial initiative gave us the opportunity to reflect on the relations between accuracy measures, prevalence and characteristics of the tested population in the case of HPV-based screening. In screening test evaluation, we look at the clinical accuracy of the test as an intrinsic characteristic of the assay, which interacts with the characteristics of the population, the result being the screening performance.
View Article and Find Full Text PDFInt J Infect Dis
December 2024
Department of Gynecology, Xiangya Hospital, Central South University, Changsha, China; Gynecological Oncology Research and Engineering Center of Hunan Province, Changsha, China; National Clinical Research Center for Geriatric Disorders, Xiangya Hospital, Central South University, Changsha, China. Electronic address:
Objectives: To evaluate the efficacy of 2-valent, 4-valent and 9-valent HPV vaccination in preventing persistent HPV infections and cervical intraepithelial neoplasia grade 2 or higher (CIN2+) lesions among women with different infection statuses at baseline.
Methods: PubMed, Web of Science, Cochrane, Embase and ClinicalTrials.gov were searched from their inception to March 2024.
Tumour Virus Res
December 2024
Department of Human Biology, Faculty of Health Sciences, University of Cape Town, Observatory, 7925, Cape Town, South Africa. Electronic address:
Cervical cancer is primarily driven by persistent infection with high-risk human papillomavirus (HPV) strains and remains a significant global health challenge, particularly in low- and middle-income countries where late-stage diagnoses is common. While vaccination and screening programs have reduced incidence rates, the need for novel and more effacacious and cost-effective therapeutic options is therefore critical especially for advanced cervical cancer. This review highlights several key advances in the understanding of HPV-induced carcinogenesis and the development of therapeutic strategies over the past five years.
View Article and Find Full Text PDFVaccine
December 2024
Division of Cancer Epidemiology, McGill University, Montréal, Quebec, Canada. Electronic address:
Background: Gay, bisexual, and other men who have sex with men (gbMSM) have a higher risk of human papillomavirus (HPV) infection and related diseases and would benefit from preventive measures such as HPV vaccination. We assessed the association between HPV vaccination and anal HPV infection in HIV-negative gbMSM and gbMSM living with HIV from the Lubricant Investigation in Men to Inhibit Transmission of HPV Infection study.
Methods: Participants attended 7 visits over 12 months where they provided a nurse-collected anal sample and self-completed a questionnaire on risk factors and HPV vaccination.
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