Ratz, Michael
Testa, Ilaria
Hell, Stefan W.
Jakobs, Stefan
Article History
Received: 28 November 2014
Accepted: 12 March 2015
First Online: 20 April 2015
Competing interests
: S.W.H. and the Max Planck Society hold patent rights (US 7,064,824) on the RESOLFT principle. All the other authors declare no financial interests.