Fig. 2
From: Mechanism of Shugan Yidan fang, a Chinese herbal formula, in rat model of premature ejaculation

Dopamine and 5-HT levels were measured by reverse high-performance liquid chromatography. The histogram (left) and scatter diagram (right) show the DA (A) and 5-HT (B) levels in the hypothalamus of male rats in all studied groups. Student’s T test was used to compare the statistical difference between two groups. DA, Dopamine; 5-HT, 5-hydroxytryptamine; PE, premature ejaculation; Sul, sulpiride; SY, Shugan Yidan fang