Link to the study on Nature The problem? Visual disturbances caused by a deficiency of limbal epithelial stem cells (LESCs) in one eye, known as unilateral limbal stem cell deficiency (USCD). It’s seemingly difficult to gauge how common USCD is, but some sources say it affects about 1–5 per 10,000 people. (1) LESCs are specialized … Continue reading Study: Mass General successfully restores corneas with patients’ own stem cells