title: Absence of mast cells in diabetic retinopathy.
mesh_terms: D000328:Adult; D000368:Aged; D001766:Blindness / Q000503:physiopathology; D002452:Cell Count; D003930:Diabetic Retinopathy / Q000503:physiopathology*; D005260:Female; D006801:Humans; D008297:Male; D008407:Mast Cells / Q000502:physiology*; D008875:Middle Aged; D009389:Neovascularization, Pathologic; D012163:Retinal Detachment / Q000503:physiopathology; D012166:Retinal Hemorrhage / Q000503:physiopathology; D012171:Retinal Vessels / Q000166:cytology