TABLE V.

Features of NCKX-generated Exponential Component in the Initial Rise of Amplitude-saturated Photocurrent

Cones				Rods
Species	τNCKX	INCKX	INCKX/Isat	Species	τNCKX	INCKX	INCKX/Isat
	ms	pA	%		ms	pA	%
Tiger salamander, A. tigrinum	95.4 ± 35a	3 ± 2.6	6.1 ± 2.3	Tiger salamander	789 ± 403c	3.1 ± 1.7	8.8 ± 3.6
	21 ± 7.9b		10.4		720 ± 98d	1.5 ± 0.7	6.25 ± 0.8
Striped bass, M. saxatilis	62.8 ± 13.5	2.9 ± 1	9.8 ± 2.4	Toad, B. marinus	400 ± 100e	1.5 ± 0.3
					580f	0.95
					range 270–740	range 0.76–1.2
				Gecko, G. gecko	470 and 6640g
					240 and 1780h

The parameters listed are defined in Eq. 1. Statistical uncertainty is listed as ±SD.

^a Hestrin and Korenbrot, 1990.

^b Perry and McNaughton, 1991.

^c Cobbs and Pugh, 1987.

^dLagnado et al., 1992.

^e Yau and Nakatani, 1985.

^f Miller and Korenbrot, 1987.

^g Gray-Keller and Detwiler, 1994. The sum of two exponential components fits exchanger current more accurately than a single exponential.

^h Korenbrot, 1995.