Scientific Reports 6: Article number: 31696; published online: 16 August 2016; updated: 09 January 2017

In this Article, an affiliation has been omitted for Myriam Catalano. The correct affiliations are listed below:

Department of Physiology and Pharmacology, Sapienza University, Rome, Italy.

Istituto Neurologico Mediterraneo (INMED), Pozzilli, Italy.