Johnson-Buck, Alexander
Su, Xin
Giraldez, Maria D
Zhao, Meiping
Tewari, Muneesh
Walter, Nils G
Article History
Received: 22 March 2015
Accepted: 7 May 2015
First Online: 22 June 2015
Competing interests
: A US patent application, serial number 14/589,467, was filed by the University of Michigan on technologies described herein, and on the technologies described in the Office of Technology Transfer files 6472 and 6450.