Determination of oxyphylla A enantiomers in the fruits of Alpinia oxyphylla by a chiral HPLC-MRM-MS method and comparison of their in vivo biological activities.

(R)-Oxyphylla A, a natural product isolated from Alpinia oxyphylla Miquel as a food and medicinal plant, has been reported previously as a novel chiral compound that possesses a potential therapeut...