Combination of tenuigenin-based willd. root extract and forsythoside a improved Alzheimer's disease.

Tenuigenin is a kind of the main active ingredients in roots of Willd. (a species in the genus , family ) and forsythoside A (FA) is one of the main active ingredients of (Thunb.) Vahl.

The Interaction Between Two Metabolites of Polygala tenuifolia and Cholinesterases.

Objective: The work aimed to compare the binding between the two main components of Polygala tenuifolia Willd. and two cholinesterases (ChEs) by using a variety of spectral techniques.

Methods: Two main components of Polygala tenuifolia Willd.