Figure 4From: Regulation of blood pressure and glucose metabolism induced by L- tryptophan in stroke-prone spontaneously hypertensive ratsContinuous treatment effect of L- tryptophan on plasma serotonin levels in SHRSP. N = 5 for all groups. Values are ME ± SEM. †P < 0.01 compared with the control group. C, control diet; LT200, diet supplemented with 200 mg·kg-1 L- tryptophan; LT1000, diet supplemented with 1000 mg·kg-1 L- tryptophan.Back to article page