Modifying effect of mouse double minute-2 promoter variants on risk of recurrence for patients with squamous cell carcinoma of oropharynx.

dc.contributor.author

Zhang, Yang

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Sturgis, Erich M

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Li, Yuncheng

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Wei, Qingyi

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Huang, Zhigang

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Li, Guojun

dc.date.accessioned

2021-07-08T15:51:28Z

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2021-07-08T15:51:28Z

dc.date.issued

2017-01-03

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2021-07-08T15:51:27Z

dc.description.abstract

Functional mouse double minute-2 (MDM2) promoter variants may alter MDM2 expression and thus affect radiotherapy response and prognosis of squamous cell carcinoma of oropharynx (SCCOP). Thus we assessed association of 2 functional MDM2 promoter variants with recurrence risk of SCCOP. The disease-free survival (DFS) of patients with MDM2rs2279744 TT or MDM2rs937283 AA genotypes was significantly reduced compared with that of patients with corresponding GT/GG or AG/GG genotypes. Multivariable analysis showed patients with TT or AA genotypes had a significantly higher risk of SCCOP recurrence than those with corresponding GT/GG or AG/GG genotypes did. Furthermore, patients with combined risk genotypes of the 2 polymorphisms had significantly worse DFS and a higher recurrence risk than patients with fewer combined risk genotypes did (Ptrend < 0.001). Compared with patients with 0 risk genotypes, patients with 1 or 2 risk genotypes had an approximately 3- or 11-fold increased risk of SCCOP recurrence, respectively. Notably, for both individual and combined polymorphisms, the above similar recurrence risks were particularly higher among patients with human papilloma virus (HPV)-positive tumors. Taken together, our findings suggest that MDM2 promoter variants individually, or more likely jointly, play a role in determining the risk of recurrence of SCCOP, particularly HPV-positive SCCOP.

dc.identifier

srep39765

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2045-2322

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2045-2322

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https://hdl.handle.net/10161/23438

dc.language

eng

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Springer Science and Business Media LLC

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Scientific reports

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10.1038/srep39765

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Animals

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Humans

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Mice

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Papillomavirus Infections

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Carcinoma, Squamous Cell

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Head and Neck Neoplasms

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Oropharyngeal Neoplasms

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Neoplasm Recurrence, Local

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Risk

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Survival Analysis

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Follow-Up Studies

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Genotype

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Polymorphism, Single Nucleotide

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Middle Aged

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Female

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Male

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Proto-Oncogene Proteins c-mdm2

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Human papillomavirus 16

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Promoter Regions, Genetic

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Effect Modifier, Epidemiologic

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Squamous Cell Carcinoma of Head and Neck

dc.title

Modifying effect of mouse double minute-2 promoter variants on risk of recurrence for patients with squamous cell carcinoma of oropharynx.

dc.type

Journal article

duke.contributor.orcid

Wei, Qingyi|0000-0002-3845-9445

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39765

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1

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School of Medicine

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Duke Cancer Institute

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Population Health Sciences

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Duke Global Health Institute

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Medicine, Medical Oncology

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Duke

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Institutes and Centers

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Basic Science Departments

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University Institutes and Centers

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Institutes and Provost's Academic Units

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Medicine

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Clinical Science Departments

pubs.publication-status

Published

pubs.volume

7

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