From: Type I intrinsically photosensitive retinal ganglion cells of early post-natal development correspond to the M4 subtype
P8
P15
P30
On-latency (sec)
6, 5–18
9.5, 6–15
9, 6–20
Off-latency (sec)
67, 31–99.5
17.5, 8–37
15.5, 6–20
Peak firing (Hz)
18, 13.5–23
16, 9–21
11.5, 10–15
Total Spikes
966, 566–1273
630, 430–851
410, 294–646