Table 1.

Synaptic marker ELISA parameters

ELISA	Parameters in four parameter curve fit
	n	Min (abs)	Max (abs)	EC (50)	Slope	Intra-assay CV (%)
Synaptophism	9	0.02 ± 0.00	1.46 ± 0.23	17.2 ± 2.9	1.49 ± 0.12	8.4
SNAP-25	8	0.01 ± 0.00	2.53 ± 0.12	137.5 ± 22.9	1.08 ± 0.08	8.7
PSD-95	8	0.01 ± 0.00	1.05 ± 0.09	187.7 ± 16.7	1.46 ± 0.14	7.6
GFAP	7	0.04 ± 0.01	2.46 ± 0.07	5.0 ± 0.7	1.05 ± 0.04	6.0

Data are shown as mean ± SEM

n number of statndard curve trials, MIN minimum absorbance in four-paramter fit, MAX maximum absorbance in four-parameter fit, EC50 concentration of extract where 50% of maximum binding (absorbance) is observed, slope the slope of the four-parameter fit, intra assay CV intra assay coefficient of variation