Table 1.

A matrix of the numerical results from the regeneration screen and subsequent rescreens. Listed are the numbers of putatitive enhancers and inhibitors identified in both the primary screen and subsequent rescreens.

Numerical results (and percentages) from the regeneration screen and subsequent rescreens
Library	Initial screen	Rescreen	Confirmed by dose- response analysis
NINDS Custom Collection II
Number of drugs evaluated	1040	189	5
Number of putative enhancers*	86 (8.3%)	2 (0.2%)	2 (0.2%)
Number of putative inhibitors**	103 (9.9%)	3 (0.3%)	0
BioMol FDA-approved I
Number of drugs evaluated	640	102	45
Number of putative enhancers*	29 (4.5%)	8 (1.3%)	0
Number of putative inhibitors**	73 (11.4%)	37 (5.8%)	6 (0.9%)

^*Putative enhancers average scored ≥ 3.5

^**Putative inhibitors average scored ≤ 2.5