Results MSH6 mutation frequencies in all colorectal cancer patients, HNPCC, suspected HNPCC and sporadic patients were 4.39%, 4.23%, 5.61% and 1.10%;

• 结果MSH6在大肠癌总人群、HNPCC、可疑HNPCC和散发大肠癌人群中的突变频率分别为4.；39%25、4