2011
DOI: 10.1002/ijc.26497
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Systemic and local human papillomavirus 16‐specific T‐cell immunity in patients with head and neck cancer

Abstract: Squamous cell carcinomas of the head and neck (HNSCC), in particular those of the oropharynx, can be caused by human papilloma virus Type 16 (HPV16). Whereas these HPV-induced oropharyngeal carcinomas may express the HPV16 E6 and E7 oncoproteins and are associated with better survival, the nonvirally induced HNSCC are associated with overexpression of p53. In this study we assessed the presence of systemic and local T cells reactive against these oncoproteins in HNSCC. An exploratory study on the presence, typ… Show more

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Cited by 91 publications
(102 citation statements)
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“…54,55 Circulating and intratumoral HPV16-specific T cells are significantly increased in patients with HPV-mediated oropharyngeal squamous cell carcinoma. 56,57 Taken together, our data support that transcriptionally active HPV16 in oral cavity squamous cell carcinoma does not affect outcome, as two protective mechanisms for HPV-mediated oropharyngeal squamous cell carcinoma (p16 INK4a overexpression and enhanced tumor immunity) are not relevant in this context.…”
Section: Discussionsupporting
confidence: 54%
“…54,55 Circulating and intratumoral HPV16-specific T cells are significantly increased in patients with HPV-mediated oropharyngeal squamous cell carcinoma. 56,57 Taken together, our data support that transcriptionally active HPV16 in oral cavity squamous cell carcinoma does not affect outcome, as two protective mechanisms for HPV-mediated oropharyngeal squamous cell carcinoma (p16 INK4a overexpression and enhanced tumor immunity) are not relevant in this context.…”
Section: Discussionsupporting
confidence: 54%
“…None of the 23 tested TIL cultures obtained from HPV-negative tumors displayed HPV-specific reactivity ( Fig. 1B and C), showing the specificity of these types of TIL analyses (7) and demonstrating that HPV-specific T cells infiltrate only HPV-positive OPSCC.…”
Section: Resultsmentioning
confidence: 90%
“…This is independent of many common histopathologic parameters (2,3) but associated with the presence of a strong adaptive immune response gene signature (4) and dense tumor infiltration by activated CD4 þ and CD8 þ T cells (3,5,6), suggesting a role for the adaptive immune system in the response to therapy. Notably, HPV-associated OPSCCs express viral proteins, and we have shown that they may function as tumor-specific antigens for OPSCC-infiltrating T cells (7). Clear evidence for a protective role of tumor-infiltrating, HPVspecific T-cells in OPSCC, however, is lacking.…”
Section: Introductionmentioning
confidence: 91%
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“…13-15 A more recent study has shown that T cells that proliferate and synthesize inflammatory cytokines upon HPV16 E6 and E7 oncoprotein recognition can be isolated from OSCC biopsies or tumor-draining lymph nodes. 16 Lymphocyte infiltration and expression of lymphocyte markers …”
mentioning
confidence: 99%