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A new prenylated chalcone xanthohumol M (1), a novel prenylated bichalcone humulusol (2) and six known chalcones (3–8) were found from Humulus lupulus. Their structures were determined by spectroscopic methods. All the chalcones' electrophilic abilities were assessed by GSH (glutathione) rapid screening, and their QR (quinone reductase) induction activities were evaluated using hepa 1c1c7 cells. The...
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