TY - BOOK AU - Khaled Mahmoud Selim AU - Mona Darhous , AU - Olfat Gamel Shaker , AU - Shahira Gamal Elashiry , TI - Assessment of glutathione peroxidase activity in patients with periodontal disease before and after non surgical therapy / PY - 2012/// CY - Cairo : PB - Khaled Mahmoud Selimb , KW - Gingivitis KW - Glutathione peroxidase KW - Periodontits N1 - Thesis (M.Sc.) - Cairo University - Faculty of Oral and Dental Medicine - Department of Periodontology; Issued also as CD N2 - Glutathione peroxidase (Gpx) is an antioxidant enzme that acts against hydrogen peroxide radical , an oxygen radical , released in inflammatory pathways and causes connective tissue destruction . The aim of the present study was to determine the level glutathione peroxidase (Gpx) in gingival crevicular fluid (GCF) in patients with plaque induced gingivitis and chronic periodontitis before and after treatment and to compare it with healthy controls UR - http://172.23.153.220/th.pdf ER -