Association of tumor necrosis factor genetic polymorphism with chronic atrophic gastritis and gastric adenocarcinoma in Chinese Han population

Figure 1 Nucleotide sequence of the cloned PGEM-T vector comprising TNFa6 allele (135→241) and TNFb5 allele (29→157), 150→179 fragment is 15 (AC/GT) repeats, 107→127 fragment is 10. 5 (TC/GA) repeats.

Figure 2 Nucleotide sequence of the cloned PGEM-T vector comprising TNFc1 allele (35→193), 59→76 fragment is 9 (TC/GA) repeats.

Figure 3 Nucleotide sequence of the cloned PGEM-T vector comprising TNFd4 allele (34→163), 64→85 fragment is 11 (TC/GA) repeats.

Figure 4 Nucleotide sequence of the cloned PGEM-T vector comprising TNFe3 allele (29→131), 47→62 fragment is 8 (TC/GA) repeats.