From: Retinoic acid is a potential dorsalising signal in the late embryonic chick hindbrain
 | Roofplate | Meninges | Locus coeruleus | Isthmic midbrain | Vestibulo-acoustic nuclei | Caudal hindbrain nuclei |  |
---|---|---|---|---|---|---|---|
Retinoic acid pathway component | non-neural tissue | neural tissue | Â | ||||
Raldh1 |  |  | √ | √1 | √ |  | synthesis |
Raldh2 | √ | √ |  | √2 |  | √ |  |
Raldh3 |  |  |  | √3 |  |  |  |
Cyp1B1 | √ | √ |  |  |  |  |  |
Crabp1 |  |  |  |  | √ |  | binding |
Cyp26A1 | √ |  |  | √1 |  | √ |  |
Cyp26B1 |  |  | √ |  |  |  | breakdown |
Cyp26C1 | √ |  |  | √1 |  | √ |  |
RAR (βγ) | ubiquitous | ||||||
RXRγ | √ |  | √ | (√) | (√) | √ |  |