Research Article

Study of Possible Mechanisms Involved in the Inhibitory Effects of Coumarin Derivatives on Neutrophil Activity

Figure 1

Chemical structure of synthetic phenylcoumarin derivatives related to the natural 7-hydroxycoumarin (umbelliferon). (a) 7-Hydroxy-3-(4′-hydroxyphenyl) coumarin (HHC). (b) 7-Hydroxy-3-(4′-hydroxyphenyl)-3,4-dihydrocoumarin (HHDC).
136570.fig.001a
(a)
136570.fig.001b
(b)