Intraocular hemorrhage causes retinal vascular dysfunction via plasma kallikrein.

Liu J, Clermont AC, Gao BB, Feener EP.
Invest Ophthalmol Vis Sci. 2013;54:1086-1094.
PMID:23299478

The kallikrein-kinin system in diabetic retinopathy: Lessons for the kidney.

Phipps JA and Feener EP.
Kidney Int., 2008;73(10):1114-9.
PMID:18272958