Vitreous and plasma changes of endothelin-1, adrenomedullin and vascular endothelium growth factor in patients with proliferative diabetic retinopathy.
The object of the study was to investigate the share of the polymorphisms I/D ACE, endothelin 14127G/A and TNF-beta NcoI in the susceptibility to proliferative diabetic retinopathy (PDR) in non-insulin-dependent diabetes mellitus (NIDDM).