Ursolic acid from Prunella vulgaris

Other sorts of NO inhibitors are triterpenes, such as ursolic acid and 2-a-hydroxy ursolic acid and 2-a-hydroxy ursolic acid from Prunella vulgaris L., inhibit the production of NO by murine leukaemic monocyte macrophage cells, RAW 264.7, cultured in vitro. The IC50 values were 17 xM for ursolic acid and 27 jxM for 2-a-hydroxy ursolic (51). 

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See also in sourсe #XX -- [ ]

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