Fig. 2From: Flavonoid profile and antioxidant properties of Algerian common yew (Taxus baccata L.)Fragmentation pathways of dimeric B-type proanthocyanidins (PAs) in Taxus baccata. The fragment mechanisms are RDA (retro-Diels–Alder), HRF (heterocyclic ring fission), and QM (quinonemethide)Back to article page