From: Laser confers less embryo exposure than acid tyrode for embryo biopsy in preimplantation genetic diagnosis cycles: a randomized study
ATZD
LZD
p
PGD Cycles
36
38
Biopsied Embryos
213
229
Biopsied Embryos/patient a
5.9
6
0.3
Blastomeres removed
224
235
Blastomeres lysed
11 (5%)
6 (2.5%)
0.2