pycnogenols
National Institutes of Health
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Introduction Oligomeric proanthocyanidins (OPCs) are some of the most abundant polyphenolic substances in the plant kingdom…
BACKGROUND
The pharmacological treatment of non-complicated chronic venous insufficiency is a current and well-debated topic. The…
The use of pycnometols of formula (I) is described where R1, R2, R3 and R4 each represent H or OH, R5 and R6 are different and…
Pycnogenols is the term put forward by the authors to designate flavan-3-ol derivatives, so as to distinguish these substances…