Table 2. Results of neurotrophic factors determined by ELISA in distal end of nerve.

	Control	ES	AFS	P values
NT-3	0.488±0.05 OD	0.697±0.016 OD	0.989±0.026 OD	P<0.001
BDNF	0.36±0.047 OD	0.647± OD	0.789±0.034 OD	P<0.01
CNTF	0.251±0.014 OD	0.372±0.028 OD	0.527±0.03 OD	P<0.001
GDNF	0.274±0.027 OD	0.622±0.04 OD	0.776±0.029 OD	P<0.001

The data was presented as mean±standard error.

The abbreviation of OD, NT-3, BDNF, CNTF, GDNF, control, ES, AFS: see text.