Table 2.

ERG reference data from 46 cynomolgus monkeys (right eye) in comparison to the mean of the three marmosets (right eye) from group 1 before dosing.

Standard response	Species	$b$-wave	$b$-wave peak	$a$-wave	$a$-wave peak	Flash	Adaptation
		amplitude	latency	amplitude	latency	intensity	status
		($\mathrm{\mu }$V)	(ms)	($\mathrm{\mu }$V)	(ms)	(mcds m${}^{-\mathrm{2}})$
rod response	cyno	119 [29]	50 [4]	–	–	95	dark
	marmoset	78 [23]	41 [3]				(30 min)
maximal response	cyno	194 [41]	38 [2]	95 [24]	17 [2]	3000	dark
	marmoset	244 [62]	34 [3]	123 [9]	15 [0.4]
oscillatory potential	cyno	18 [6]	25 [1]	–	–	3000	dark
	marmoset	16 [11]	24 [1]	–	–
30 Hz flicker	cyno	77 [20]	57 [0.9]	–	–	3000	light
	marmoset	145 [5]	58 [0.5]	–	–		(10 min)
red flash cone response	cyno	41 [13]	24 [2]	–	–	950	light
	marmoset	116 [5]	22 [0.5]
white flash cone response	cyno	88 [25]	24 [0.8]	16 [3]	14 [0.9]	3000	light
	marmoset	177 [17]	26 [0.7]	48 [10]	15 [0.4]

[ ] $=$ standard deviation.