The time lapse movie shows the rocking motion of the spindle that appears to play a role in the unequal cleavage divisions in a fertilized Spisula solidissima (Clam) egg. Eventually, this leads to the production of three small cells and one large.
K Dan and S Inoue 1987 Studies of unequal cleavage in molluscs: asymmetric nature of the two asters. Int J Invert Rep Dev 11:335-354.
|Spatial Axis||Image Size||Pixel Size|