To obtain solidified crude extracts, the powdered extracts were filtered and concentrated under reduced pressure in a vacuum rotary evaporator (R-201, Shanghai Shenshen) until all the solvents had evaporated
To obtain solidified crude extracts, the powdered extracts were filtered and concentratedunder reduced pressure in a vacuum rotary evaporator (R-201, Shanghai Shenshen) until all the solvents had evaporated