APOBEC3B (A3B) is a newly recognized endogenous source of mutations in a range of human cancers by inflicting C-to-T or C-to-G base substitutions in 5′-TCA/T trinucleotidemotifs. In this episode, Drs. Harris and Argyris discuss the impact of their recent findings on the role of APOBEC3A in Head and Neck Squamous Cancer. Study by Argyris et al, Endogenous APOBEC3B overexpression characterizes HPV-positive and HPV-negative oral epithelial dysplasias and head and neck cancers. Modern Pathology, 34, 280-290, 2020. 

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