A comparison of Pycnogenol® and bark extracts from Pinus thunbergii and Pinus densiflora: Extractability, antioxidant activity and proanthocyanidin composition
Sang Min Kim, Suk-Woo Kang, Je-Seung Jeon and Byung-Hun Um*
Functional Food Center, KIST Gangneung Institute, 290, Daejeon-dong, Gangneung, Gangwon, 210-340, Republic of Korea.
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