Lack of Association between Interleukin 23R (IL-23R) rs10889677 Polymorphism and Inflammatory Bowel Disease Susceptibility In an Iranian Population Sara Karimkhani1, Vahid Chaleshi1, Hedieh Balaii1, Peyman Tarban1, Mahyar Nourian1, Shiva Irani2, Shabnam Shahrokh3, Hamid Asadzadeh Aghdaei1, — Reports of Biochemistry & Molecular Biology — RBMB