The orientation of the dorsal/ventral ax
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Wacker, Stephan ;Herrmann, Klaus ;Berking, Stefan
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Article
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1994
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Springer-Verlag
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English
⚖ 282 KB
Following fertilization of eggs of Brachydanio rerio a blastodisc is formed which, by cleavage divisions and epibolic movements, gives rise to a cell cap covering the yolk. When about half of the yolk is covered by the cells, a thickening appears at the progressing margin, the embryonic shield, whic