可吸取較多卵細胞周邊高濃度粒腺體移至卵細胞中央以提高受孕率
http://humrep.oxfordjournals.org/content/19/8/1837.full
Figure 1.
Culmination of the injection phase. The glass pipette is located close to the opposite membrane region (9 o'clock position) of the oocyte. The first polar body at the 6 o'clock position is out of focus. The large arrow (10 μm) indicates the spermatozoon. The small arrow indicates the area bearing highly polarized mitochondria.
Figure 2.
Culmination of the aspiration phase. During aspiration, the opposite membrane responds with a slight invagination (small arrow). The large arrow (10 μm) indicates the spermatozoon.
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