Name: NF stage 3 (4-cell)
XAO Id: 1000013
Definition: "Nieuwkoop and Faber stage 3, corresponding to an embryo of age 2 hr at 22-24 Celsius and having the following external morphological criteria: Advanced four-cell stage. Second cleavage groove has reached vegetal pole. In animal view dorsal blastomeres usually smaller than ventral ones; the latter darker than the former. Length: 1.4 - 1.5 mm."
|Preceded By: NF stage 2 (2-cell)||Succeeded By: NF stage 4 (8-cell)|