Expanded Figure 3b of Kolb et al
Expanded Figure 3b: EM of Toh-IR amacrine cells: Toh-IR profiles presynaptic to bipolar axons, ganglion cell dendrites and amacrine cell profiles
b) A vesicle-filled Toh-IR process is presynaptic (black/white arrow) to an unstained amacrine cell (A) in S1 of the IPL.