Funding for this research was provided by:
Secretaría de Estado de Investigación, Desarrollo e Innovación (SAF2017-87701-R, SAF2016-76449-R, SAF2014-53763-P)
Instituto de Salud Carlos III (PIE14/00005)
Received: 1 January 2018
Accepted: 21 February 2018
First Online: 1 March 2018
: All experiments with laboratory animals were conducted according to European guidelines (directive 2010/63/EU) and the Ethics Committee on Animal Experimentation at the Cajal Institute (CSIC, Madrid) approved all the procedures described in this study (protocol number 96 2013/03 CEEA-IC).
: Not applicable.
: The authors declare that they have no competing interests.
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