Anti-Helicobacter pylori, anti-Inflammatory, and Antioxidant Activities of Trunk Bark of Alstonia boonei (Apocynaceae)

Table 10

Effect of aqueous and methanol extracts of A. boonei on NO production by macrophages.

	Concentration (μg/mL)	Macrophages (with saccharomyces) (μg/mL)	Macrophages (without saccharomyces) (μg/mL)
Aqueous extracts	0.1		^c
	1		^c
	10	^b	^c
	100		^c
	1000		^c
Methanol extracts	0.1		^c
	1	^a	^c
	10	^c	^c
	100	^c	^c
	1000	^c	^c