epinephrine
Figure 2b: Chromatogram showing effect of Nor-epinephrine (NE) supplemeotation in Teff lymphocyte (Teffector) culture on endogenous melatonin (Cell concentration- 1 × 106). The level of endogenous melatonin decreased to 55.33 Pg/1 × 106. Sample Flow rate. 1 ml/min (N=5 separate experiments).