Labeling of synaptic inputs to ganglion cells after optic nerve crush.

A, Normal cell from the contralateral (uncrushed) eye. B, Higher magnification of the boxed area in panel A. C & E, Two examples of ganglion cells one week after optic nerve crush. Note the decreased complexity of the dendritic arbors. D & F, Higher magnification of the boxed areas in panels C and E.