TY - BOOK AU - Mona Elsayed Ahmed AU - Abdelaziz Elrifaei , AU - Marwa Mohsen Tolba Fawzi , AU - Omar Ahmed Azzam , TI - Expression of toll-like receptor 9 in lichen planus in relation to human herpes virus 7 / PY - 2011/// CY - Cairo : PB - Mona Elsayed Ahmed , KW - Human herpes virus-7 KW - Lichen planus KW - Polymerase chain reaction N1 - Thesis (M.Sc.) - Cairo University - Faculty of Medicine - Department of Dermatology and Venerology; Issued also as CD N2 - Lichen planus in an inflammatory disease of skin and oral mucosa. Evidence has accumulated that cytotoxic CD8+ve T lymphocytes recognize an antigen on lesional keratinocytes and lyse them. Many authors considered human herpes virus-7 (HHV-7) as a possible antigen for inducing cytotoxic immune response in lichen planus ER -