No. of DS pregnancies | Percentage T21 Cells (%) Maternal Tissue Sample | Reference | |||
---|---|---|---|---|---|
Blood | Skin | Ovary | |||
1 | (6.0)* | (6.0)* | left | (92.0) * | Taylor et al. 1970 |
right | (88.5) * | ||||
1 | 2/101 (1.98) | 0/92 (0.0) | 2/35 | (5.71) | Parke et al. 1980 |
1 | 12/162 (7.4) | 82/102 (2.0) | left 22/100 | (22.0) | Uchida et al 1985 |
right 84/100 | (84.0) | ||||
9 | 0/260 (0.0) | 0/21(0.0) | 12/79 | (15.2) | Nielsen et al 1988 |
4 | 3/100 (3.0) | (14.0)* | left | (47.0) * | Sachs et al. 1990 |
right | (44.0) * | ||||
3 | (0.0)* | 8/20 | (0.4) | Tseng et al 1994 | |
4 | (0.0)* | 3/4 oocytes | (75.0) | Cozzi et al 1999 | |
4/7 embryos | (57.0) |