Caudal fin of vehicle control is innervated by DRG axons. Shown are axons in the distal caudal fin of an adult zebrafish on day 5 (1 d after the last injection), which were partially traced. Axons were stained for acetylated tubulin.
Thomas S. Lisse, Leah J. Middleton, Adriana D. Pellegrini, Paige B. Martin, Emily L. Spaulding, Olivia Lopes, Elizabeth A. Brochu, Erin V. Carter, Ashley Waldron, and Sandra Rieger
PNAS. 2016. DOI: 10.1073/pnas.1525096113