Table 1. TH expression in rat retinas.

Ad.BDNF	Positive cell counting/mm2		Positive cell gray scale
	Exp	Control	Exp	Control
No	14.3±3.5b	37.5±6.2	37.8±4.4b	80.2±1.7
Yes	35.2±3.4	36.2±6.8	75.3±2.2	82.3±3.9

^bP<0.01

(mean±SEM)