Fig. 1From: Assessment of developmental rate of mouse embryos yielded from in vitro fertilization of the oocyte with treatment of melatonin and vitamin C simultaneouslyInverted microscopy morphology of COCs includes MII oocytes with normal cytoplasm enclosed by Corona radiate (a) and Capacitated sperms (b) mice. (Inverted microscope, scale bar = 40 μm)Back to article page