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In vivo stereofluorescent microscope image of Thy1-YFP mice showing fluorescent corneal nerves before surgery (A) and 8 weeks postoperatively (B). A: Preoperative cornea shows innervation by stromal trunks and subbasal nerves. B: The same eye, 8 weeks after the flap surgery. Arrows point towards regenerative sprouts from transected nerve trunk. Scale, 500 µm.
