Made available in DSpace on 2019-10-06T16:13:56Z (GMT). No. of bitstreams: 0 Previous issue date: 2019-01-01; Medium and high polarity extracts from Maytenus species are known to contain polyphenolic compounds such as proanthocyanidins. The high polarity and structural complexity of these compounds make very difficult their isolation even by modern chromatographic techniques. Maytenus cajalbanica (Borhidi & O. ...