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Table 1 aCGH result of analysed blastomeres on day 3 embryos

From: Array comparative genomic hybridization analyses of all blastomeres of a cohort of embryos from young IVF patients revealed significant contribution of mitotic errors to embryo mosaicism at the cleavage stage

Embryo

Patient

Age

Day 3 cell number (grade)

Number of cells studied

Genotype (no. of cell)

Category

1

B

31

8(2)

8

46,XX (7);

Diploid - aneuploid mosaic (<38%)

49,XX,+2,+13,+14 (1)

2

B

31

8(1)

8

46,XY (8)

Normal

3

C

32

8(1)

8

46,XX (4)

Diploid - aneuploid mosaic (>38%)

44,XX,-14,-15 (1)

48,XX,+14,+15 (1)

46,XX,del(Xq21.2-qter) (1)

No result (1)

4

C

32

8(1)

8

43XY,-14, -15,-16 (1)

Aneuploid mosaic

47,XY,+14,+15,-16 (2)

45,XY,-16 (4)

No result (1)

5

C

32

7(4)

7

45,XX,-20 (4)

Aneuploid mosaic

44,XX,-4,-20 (1)

No result (2)

6

D

28

8(2)

8

46,XX,del(2pter-p16.3) (6)

Aneuploid mosaic

46,XX,dup(2pter-p16.3) (2)

7

D

28

8(3)

8

46,XY (2)

Diploid – aneuploid mosaic (>38%)

47,XY,+16 (5)

Chaotic (1)

8

D

28

9(3)

9

46,XX (6)

Diploid – aneuploid mosaic (<38%)

47,XX,+19 (2)

Chaotic (1)

9

E

29

8(4)

9*

46,XX (1)

Diploid - aneuploid mosaic (>38%)

45,XX,-15 (2)

47,XX,+15 (1)

44,XX,-15,-22 (1)

46,XX,dup(15q11.1-q22.2) (3)

No result (1)

10

E

29

7(4)

7

46,XY (2)

Diploid - aneuploid mosaic (>38%)

46,XY,dup(10q21.1-qter) (1)

46,XY,del10q (1)

47,XY,+15,del(10q21.3-qter) (1)

42,XY,-13,-15,-18,-19 (1)

50,XY,+13,+15,+18,+19 (1)

11

E

29

8(2)

10*

46,XY (9)

Normal

No result (1)

12

E

29

7(1)

7

46,XX (4)

Diploid - aneuploid mosaic (<38%)

44,XX,-11,-20 (2)

No result (1)

  1. *Biopsied blastomeres cleaved before cells were placed in tubes.