Fig. 37. Very high power TEM of the cell junction of a stage 2, 4-cell embryo in vitro 44 hours post-insemination (original magnification x69,610) . Desmosome-like junctions are present and the increased electron density within the cell membrane converge toward each other in the intercellular space.
Mt, microtubule; S, smooth endoplasmic reticulum.
(From: Sathananthan, 1984. Reproduced with permission of the publisher, Elsevier.)
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