Table 2.

Snp sites of APC gene germline mutation in Chinese patients with familial adenomatous polyposis detected by DNA sequencing

Exons	APC gene loci	Base changes	Ncbi dbsnp ID	Positive families
Exon11	89271	C/T	refSNP ID: rs2229992	1-8; 10; 12-14
Exon13	90978	A/G	refSNP ID: rs351771	1-12
Exon15	102187	A/G	refSNP ID: rs41115	1-7; 9-14
Exon15	102742	A/G	refSNP ID: rs42427	1-14
Exon15	102976	G/T	refSNP ID: rs866006	1-13
Exon15	103173	A/T	refSNP ID: rs459552	1-14
Exon15	103588	A/G	refSNP ID: rs465899	1-14