Analysis of A-Type and B-Type Highly Polymeric Proanthocyanidins and Their Biological Activities as Nutraceuticals
Figure 1
Thiolytic cleavage of highly polymeric proanthocyanidins having a series of heteropolyflavan-3-ols, (+)-catechin/(−)-epicatechins, with doubly linked A-type interflavan linkages and single B-type bonds.