This study identifies a dystroglycan-interacting protein, pikachurin, that is localized in the extracellular space between photoreceptors and bipolar cells. The authors also demonstrate its requirement in normal ribbon synapse development and function. Kevin Campbell and Jakob Satz discuss this paper in an accompanying News and Views article.
- Shigeru Sato
- Yoshihiro Omori
- Takahisa Furukawa
