Optical vagus nerve modulation of heart and respiration via heart-injected retrograde AAV. - Fontaine, Arjun K.; Futia, Gregory L.; Rajendran, Pradeep S.; Littich, Samuel F.; Mizoguchi, Naoko; Shivkumar, Kalyanam; Ardell, Jeffrey L.; Restrepo, Diego; Caldwell, John H.; Gibson, Emily A.; Weir, Richard F. ff (Scientific Reports, 2021)