1.
Nat Prod Res
; 30(16): 1810-5, 2016 Aug.
Artigo
em Inglês
| MEDLINE
| ID: mdl-26329818
RESUMO
Two new xanthones (1-2), together with four known ones (3-6), were isolated from whole herb of Swertia elata. Their structures were elucidated by spectroscopic methods including extensive 1D- and 2D-NMR techniques. Their anti-tobacco mosaic virus (anti-TMV) activity test revealed that 1-6 showed weak anti-TMV activities with inhibition rate in the range of 15.2-28.8% at the concentration of 20 µM.