Regeneration of Zebrafish's Caudal Fin (image) Instituto Gulbenkian de Ciencia Caption The regeneration of the zebrafish's fin requires V-ATPase enzyme (area marked in blue). Credit Joaquin Rodríguez-Léon (IGC). Usage Restrictions Credits should be mentioned every time this image is used. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.