... JournalOpen AccessResearch High level expression of human epithelial β-defensins (hBD-1, 2 and 3) in papillomavirus induced lesionsKong T Chong*1 ,2 , Liangbin Xiang3, Xiaohong Wang1, ... predominantly found in leu-kocytes, HD5 and HD6 are expressed in intestinal and genital tract epithelia [9]. Human β-defensins (hBDs)including hBD-1, hBD -2, and hBD-3 are widely expressed in epithelial ... immune responseagainst HPV infections.Recent understanding of innate immunity indicates that in addition to providing a first-line of defense againstinvading organisms, innate immune mechanisms...