Figure 1From: Tannin extracts from immature fruits of Terminalia chebula Fructus Retz. promote cutaneous wound healing in rats The calibration curve of gallic acid. linear range (1~10 μg/ml), Regression equation(Y = aX + b): y = 52.496x + 0.0163, R2 = 0.9993(n = 6)Back to article page