Amacrine cells: Seeing the forest and the trees

typically glycinergic, and signal between IPL strata.We also know that amacrine cells participate in a number of different forms of inhibition-conventional, serial, and crossover-that, together, contribute to the richness and complexity of visual processing within the IPL.Although there is still much to be learned, we now have a much greater appreciation of this forest and its elegant trees.Like Thoreau, our time in these woods has been well spent.