Figure 2. Equine blastocyst recovered at D9, after 1 h exposed to Holding + ouabain (10-6 M, (A)); after ouabain exposure, withdrawn and maintained for 3 h (B) or 6 h (C) in Holding medium. Note morphological alterations in the embryo (arrows), e.g. capsule detachment (A), granular surface and trophoblastic cells of various sizes (B) and culminating with blastocoel collapse (C).
