Research Article

Association between IFN-γ +874A/T and IFN-γR1 (-611A/G, +189T/G, and +95C/T) Gene Polymorphisms and Chronic Periodontitis in a Sample of Iranian Population

Table 3

The PCR protocols for genetic analysis of IFN-γ (+874A/T), IFN-γR1 (-611A/G), (+189T/G), and (+95C/T) gene polymorphisms using ARMS-PCR and RFLP-PCR.

GenePolymorphismsDenaturationAnnealingExtensionFinal extension

IFN-γR1-611A/G95°C for 30 s62°C for 30 s72°C for 30 s72°C for 5 min
rs1327474
+95C/T95°C for 30 s62°C for 30 s72°C for 30 s72°C for 5 min
rs7749390
+189T/G95°C for 30 s63.7°C for 30 s72°C for 30 s72°C for 5 min
rs11914

IFN-γ+874A/T95°C for 30 s57.1°C for 30 s72°C for 30 s72°C for 5 min
rs62559044