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Applied Biological Chemistry
Fig. 2 | Applied Biological Chemistry

Fig. 2

From: Human neutrophil elastase inhibitory dihydrobenzoxanthones and alkylated flavones from the Artocarpus elasticus root barks

Fig. 2

Enzyme inhibition activity of compounds 1 and 2 against human neutrophil elastase (HNE). a Dose-dependent effect of the compounds 1 and 2 on HNE. b The catalytic activity of HNE as a function of enzyme concentration at different concentrations of compound 2. c Lineweaver–Burk plots of compound 2. (Inset) Tendencies for the maximal velocity (Vmax) and Michaelis–Menten constants (Km) for compound 2. d Dixon plots of compound 2

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