- Otoferlin, defective in a human deafness form, is essential for exocytosis at the auditory ribbon synapse. Roux, I., Safieddine, S., Nouvian, R., Grati, M., Simmler, M.C., Bahloul, A., Perfettini, I., Le Gall, M., Rostaing, P., Hamard, G., Triller, A., Avan, P., Moser, T., Petit, C. Cell (2006)