www.nature.com/scientificreports OPEN Splice variants of the CaV1.3 L-type calcium channel regulate dendritic spine morphology received: 09 March 2016 accepted: 15 September 2016 Published: 06 October 2016 Ruslan Stanika1, Marta Campiglio1, Alexandra Pinggera2, Amy Lee3, Jörg Strie...