Table 2.

PCR-RFLP protocol.

Gene, polymorphism	Annealing temperature, °C	PCR product size, bp	Restriction enzyme	Restriction fragments, bp
IL-6  rs1800795	58	198	SfaNI	CC: 198 CG: 198 + 140 + 58 GG: 140 + 58

PCR indicates polymerase chain reaction; RFLP: restriction fragment length polymorphism; IL-6: interleukin-6; bp: base pair.