Ontology highlight
ABSTRACT:
SUBMITTER: Pottin K
PROVIDER: S-EPMC2951400 | biostudies-literature | 2010 Oct
REPOSITORIES: biostudies-literature
Proceedings of the National Academy of Sciences of the United States of America 20100920 40
The larvae of the fish Astyanax mexicanus transiently develop a flat and adhesive structure on the top of their heads that we have called "the casquette" (cas, meaning "hat"). We hypothesized that the cas may be a teleostean homolog of the well-studied Xenopus cement gland, despite their different positions and structures. Here we show that the cas has an ectodermal origin, secretes mucus, expresses bone morphogenic protein 4 (Bmp4) and pituitary homeobox 1/2 (Pitx1/2), is innervated by the trig ...[more]