In the original article, there was an error. Figures 2, 3, 4 and 5 were referenced incorrectly. All references to Figure 5 should have been Figure 2, all references to Figure 4 should have been Figure 3, all references to Figure 3 should have been Figure 4, all references to figure 2 should have been Figure 5. The authors apologize for this error and state that this does not change the scientific conclusions of the article in any way. The original article has been updated.
[This corrects the article DOI: 10.3389/fnmol.2021.757646.].
- Joubert syndrome
- Sonic Hedgehog
- enteric nervous system
- gastrointestinal tract
- neural crest cell
- short-rib polydactyly syndrome