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Table 1 PCR-RFLP conditions for NOS2 gene polymorphisms and gene IL-1β.

From: Gastric cancer is associated with NOS2-954G/C polymorphism and environmental factors in a Brazilian population

Genes

Primers

Enzyme Time/T°

Fragments

Reference

NOS2

Ser608Leu

rs2297518

F: 5' - TGTAAACCAACTTCCGTGGTG - 3'

R: 5' - GTCTCTGCGGGTCTGAGAAG - 3'

Tsp509I

(10 U/μL)

16 hs/65°C

288 bp

CC:113, 175 bp

CT:113, 142 and 175 bp

TT:113, 142 bp

17

NOS2

-954G/C

F: 5' - CATATGTATGGGAATACTGTATTTCAG - 3'

R: 5' - TCTGAACTAGTCACTTGAGG - 3'

BsaI (5 U/μL)

1 h/37°C

573 bp

GG:437, 136 bp

GC: 573, 437 and 136 bp

CC: 573 bp

18

NOS2

-1173C/T

F:5' - CAAAGATCCTTGAGCTCTGA - 3'

R:5' - CAACTACATTAGGGAGAAGTTGAG - 3'

BccI

(10 U/μL)

1 h/37°C

199 bp

CC: 199 bp

CT: 199, 132 bp

TT: 132 bp

33

IL-1β

F:5' - CATGTGACCTGCTCGTCAGT - 3'

R:5' - CCCTAGGGATTGAGTCCACA - 3'

BccI

(10 U/μL)

1 h/37°C

372 bp

141 and 231 bp

-

  1. T°, temperature.