Oulion S, Bertrand S, Escriva H.

Int J Evol Biol. 2012;2012:298147. doi:10.1155/2012/298147

Evolution of the FGF Gene Family.

“In another urochordate, the larvacean Oikopleura dioica, we found six FGF coding genes, among which two can be assigned to the FGF11/12/13/14 subfamily, and one to the FGF9/16/20 subfamily”