Dynamic Changes of Polyphenols and Their Relationship with Antioxidant Capacity in the Muscat Hamburg Grapevine Comparison of in vitro release behavior of proanthocyanidins flexiblenanoliposomes and general nanoliposomes Proanthocyanidins Inhibit Seed Germination by Maintaining High Level of Abscisic Acid in Arabidopsis thaliana Oligomeric and polymeric proanthocyanidins from Hippophae rhamnoides seed Dynamic Changes of Polyphenols and Their Relationship with Antioxidant Capacity in the Muscat Hamburg Grapevine Progress on the Polymerization Mechanism of Proanthocyanidins during Their Biosynthesis HPLC determination of proanthocyanidins in Ginkgo Folium preparation Effect of hawthorn proanthocyanidins and vitimin C on liver oxidative stress in insulin-resistance rats Cancer prevention and anticancer activity of proanthocyanidins Ultrasound-assisted subcritical water extraction of proanthocyanidins from defatted grape seed and its antioxidant activity Effect of Grinding Particle Size on Polyphenols Content in Seed and Pomace of Grapes Quality evaluation of grape seed extract Influence of Nelumbinis Receptaculum from different regions and picking times on content of proanthocyanidins