p16 Represses DNA Damage Repair via a Novel Ubiquitin-Dependent Signaling Cascade
Molkentine DP, Molkentine JM, Bridges KA, Valdecanas DR, Dhawan A, Bahri R, Hefner AJ, Kumar M, Yang L, Abdelhakiem M, Pifer PM, Sandulache V, Sheth A, Beadle BM, Thames HD, Mason KA, Pickering CR, Meyn RE, Skinner HD. p16 Represses DNA Damage Repair via a Novel Ubiquitin-Dependent Signaling Cascade. Cancer Research 2022, 82: 916-928. PMID: 34965932, PMCID: PMC9136619, DOI: 10.1158/0008-5472.can-21-2101.Peer-Reviewed Original ResearchMeSH KeywordsCarcinoma, Squamous CellCarrier ProteinsCyclin-Dependent Kinase Inhibitor p16DNA DamageDNA, ViralHead and Neck NeoplasmsHumansPapillomaviridaePapillomavirus InfectionsSignal TransductionSquamous Cell Carcinoma of Head and NeckTumor Suppressor ProteinsUbiquitinUbiquitin-Protein LigasesUbiquitin-Specific Peptidase 7ConceptsUbiquitin-specific protease 7DNA damage repairDamage repairHPV-positive tumorsTranscription factor Sp1Human papillomavirusFactor Sp1Neck squamous cell carcinoma cellsDNA-damaging therapiesRenders cellsHomologous recombinationSignaling cascadesHPV-negative diseaseSquamous cell carcinoma cellsHPV-negative counterpartsHPV-positive diseaseSquamous cell carcinomaUSP7 inhibitorsDNA damageHPV-negative HNSCCFunctional roleDegradation pathwayHPV positivityPathwayUndiscovered pathways