TY - GEN AU - Shaimaa Mostafa Hassan AU - Fatheya Zahran , AU - Nagwa Othman , TI - Expression of E - cadherin in relation to apoptotic phenomena in oral lichen planus lesions : : A clinical and immunohistochemical study / PY - 2006/// CY - Cairo : PB - Shaimaa Mostafa Hassan , N1 - Thesis (M.Sc.) - Cairo University - Faculty Of Oral and Dental Medicine - Department Of Periodontology; Issued also as CD N2 - Oral lichen planus (OLP) is a relatively common inflammatory disease , probably of multifactorial originThe basal cells are the prime target of destruction in OLPThe mechanism of the basal cell damage is related to a cell - mediated immune process involving T - lymphocytes , Langerhans cells , and macrophagesLangerhans cells and macrophages in the epithelium are the antigen - producers that provide the antigenic information of T - lymphocytes UR - http://172.23.153.220/th.pdf ER -