食管、贲门癌染色体异常分析及意义

表2 19例食管、贲门癌染色体DNA的扩增和缺失34

序号	期、级	DNA扩增位点	DNA缺失位点
1	Ⅱ	3q27, 5p15, 7p1-13, 9q21, 11, 17, 20q12, 21q21-222, xp21	1p13-31, 4q35, 18q2, xp22
2	Ⅲ	1q, 1p1-21, 2q, 3q	1p32-pter
3	Ⅳ	1q, 2q
4	Ⅱ	5p, 8q, 11q13, 20q	5q13-qter, 6q, 8p2, 9, 18q2, xp
5	Ⅱ	5, 8q12-13, 9q, 11q, 14q, 19q11-12, 20q11	4, 22, x
6	Ⅱ	1q32-qter, 2q1, 3q27, 6p21-22, 6q15-22, 7q21, 11q13, 14q, 16, 20q12, xp21	3p3q1, 4q35, 5p, 6p23-pter, 6q27
7	Ⅱ	2p22-23, 5p13-15.2, 7p13-15, 7q11.2, 19, 21q, 17	4, x
8	Ⅲ	2p16, 2q32, 3q27, 5p, 8q, 11q13, 13q, 15q22-qter, 17, 21, xp22	2p25, 8p, 15q12-21, 18q21-qter
9	Ⅱ	1p31-pter, 3q, 4p, 9q34, 12, 13, 15q26, 17, 18p	x
10	Ⅲ	3q21-27, 4p15-q32, 8q12-241	1p35, 7q3, 21
11	Ⅳ	1p2, 3q
12	Ⅳ	3q1, 3q24-qter, 5q31, 8q, 10q21, 15q2 19q11-12	1q32, 4p15-pter, 9, 10p, xp22
13	Ⅰ	1q, 3q, 13q, 7, 8	19
14	Ⅲ	1p, 3q, 5p31-pter, 7p15-21, 9p11-13, 9q, 11, 13, 17, 18, 19, 20, 21q	4, 5q, 9p22-pter, 12, 14, 15, 16, x
15	Ⅲ	3q, 13q, 17
16	Ⅰ	1q22, 3q, 5p, 9
17	Ⅱ	2q, 3, 16q, 20	5p, 12, 21, 19, xp22
18	Ⅲ	3q, 4q3-qter, 6, 8p25-pter, 11p, 18q, 20q1, 21q	11
19	Ⅲ	1p, 9, 13, 15	1q