College of Medicine, QU Health, Qatar University, Doha, Qatar.
Translational Cancer Research Facility, National Center for Cancer Care & Research/Translational Research Institute, Hamad Medical Corporation, Doha, Qatar.
Hum Vaccin Immunother. 2023 Aug 1;19(2):2220626. doi: 10.1080/21645515.2023.2220626. Epub 2023 Jun 9.
High-risk Human Papillomaviruses (HPVs) and Epstein - Barr virus (EBV) are present and involved in several types of human carcinomas, including cervical and, head and neck cancers. Nevertheless, their presence and association in the pathogenesis of colorectal cancer is still nascent. The current study explored the association between the high-risk HPVs and EBV and tumor phenotype in colorectal cancers (CRCs) in the Qatari population. We found that high-risk HPVs and EBV are present in 69/100 and 21/100 cases, respectively. Additionally, 17% of the cases showed a copresence of high-risk HPVs and EBV, with a significant correlation only between the HPV45 subtype and EBV ( = .004). While the copresence did not significantly associate with clinicopathological characteristics, we identified that coinfection with more than two subtypes of HPV is a strong predictor of advanced stage CRC, and the confounding effect of the copresence of EBV in such cases strengthens this association. Our results indicate that high-risk HPVs and EBV can co-present in human CRCs in the Qatari population where they could plausibly play a specific role in human colorectal carcinogenesis. However, future studies are essential to confirm their copresence and synergistic role in developing CRCs.
高危型人乳头瘤病毒(HPV)和 Epstein-Barr 病毒(EBV)存在于多种人类癌中,包括宫颈癌和头颈部癌症。然而,它们在结直肠癌发病机制中的存在和关联仍处于初期阶段。本研究探讨了高危型 HPV 和 EBV 与卡塔尔人群结直肠癌(CRC)肿瘤表型之间的关联。我们发现,高危型 HPV 和 EBV 在 100 例病例中的检出率分别为 69/100 和 21/100。此外,17%的病例同时存在高危型 HPV 和 EBV,仅 HPV45 亚型与 EBV 之间存在显著相关性( = .004)。虽然同时存在与临床病理特征无显著关联,但我们发现,感染两种以上 HPV 亚型是 CRC 晚期的一个强有力预测因素,而 EBV 同时存在于这些病例中则增强了这种关联。我们的结果表明,高危型 HPV 和 EBV 可能共同存在于卡塔尔人群的人类 CRC 中,它们可能在人类结直肠癌变中发挥特定作用。然而,未来的研究对于证实它们在 CRC 发生中的共同存在和协同作用至关重要。
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