| Owned and Published by: SHAHID BEHESHTI UNIVERSITY OF MEDICAL SCIENCES Chairman: Tabatabaei Far SM Editor-in-Chief: Roshanzamir F Production Editors: Roshanzamir F, Jorjani M, Vallaei N, Gachkar L Copy Editor: Rajaei S English Text Editor: Salahi Yekta A Secretariat: Alidadi M Lithography & Printing: Farshiveh pISSN: 1735-1022 eISSN: 2008-7780 This Journal is approved by Medical Journals Commission of Ministry of Health and Medical Education and indexed in: Index Medicus for the WHO Eastern Mediterranean Region (IMEMR), Index Copernicus, Islamic World Science Citation Center (ISC), CABI Scientific Information Database (SID), Iran Medex Magiran | 
Mismatch Repair Proteins in Sporadic Colorectal Polyps 
