... these cells. * Author for correspondence ( [email protected] ) 22 11 1999 26 01 2000 © 2000 by Company of Biologists 2000 Caenorhabditis elegans Semaphorin mab-20 Cell contact Adhesion Understanding how axon and cell migrations are guided is fundamental to our...

... seen in 4-cell linear embryos. We suggest that the reorientation of mitotic spindles during early cleavage of S. ingentis is neither an intrinsic property nor age dependent, but rather is cell contact related. Further, these results in conjunction with observations of non-manipulated embryos suggest...

... Coffin Childs Memorial Fund and the Bank of America-Giannini Foundation. This work was supported by a National Institutes of Health grant to C. K., who is a Packard Foundation Fellow. How does the cell discern the difference between seam cell contact in both the anterior and posterior directions...

..., 1955 ; Gurdon, 1987 ). Xenopus laevis cell contact neural induction © 1989 by Company of Biologists 1989 ...

... Paris cedex 05, France 17 03 1988 © 1988 by Company of Biologists 1988 blastomere division plane cell polarity mouse cell contact Cell diversification in the mouse early embryo seems to be established by the differential division of polarized 8-cell blastomeres. During...