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XB-STAGE-22

Name: NF stage 10 XAO Id: XAO:1000020

Definition: Nieuwkoop and Faber stage 10; age 9 hr at 22-24 Celsius; corresponding to the following external morphological criteria: Initial gastrula stage. First indication of blastopore only by pigment concentration. No formation of groove. Length: 1.4 - 1.5 mm.

Preceded By: NF stage 9 Succeeded By: NF stage 10.25

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