From: Analysis of the asymmetrically expressed Ablim1 locus reveals existence of a lateral plate Nodal-independent left sided signal and an early, left-right independent role for nodal flow
Nodal node/null
Asymmetry
No Asymmetry
2-3 Somites
0 (0%)
9 (100%)
4-5 Somites
3 (30%)
7 (70%)
6-7 Somites
3 (50%)