Proanthocyanidin is a effective natural free radical scavenger.
原花青素是一种天然有效的自由基清除剂。
Conclusion: Gradient extraction of grape seed proanthocyanidin was very promising.
结论：梯度分离葡萄籽原花青素提取物的效果令人满意。
The proanthocyanidin content in the ultrafine powder of grape seed was determined inn-butanol-HCl reaction medium.
以正丁醇-盐酸为铁盐催化法的反应介质，测定了葡萄籽超微粉中的原花青素含量。
The research showed a lot of functional ingredients such as anthocyanin, phenolic acid, polysaccharide, proanthocyanidin.
研究发现荔枝中含有大量功能性成分，如花色苷、酚酸、多糖、原花色素以及其它活性成分。
Flavan -3 -ol and proanthocyanidin were determined by vanillin assay, expressed by catechin equivalents, and flavan-3-ol determined by HPLC.
香草醛法测定了黄烷-3-醇单体和原花青素的总量，HPLC法测定了黄烷-3-醇单体的含量。
These data suggest that proanthocyanidin isolated from blueberry leaves may have potential usefulness as an anti-HCV compound by inhibiting viral replication.
上述研究显示，蓝莓叶原花青素可抑制HCV的复制，在抗hcv方面有着潜在的用途。
Proanthocyanidin content in pineapple peel was about 5 times to fruit pulp, and the total phenol content was approximately 50% higher, chlorophyll mainly exists in peels.
菠萝果皮中原花青素含量是果肉的5倍，总酚含量高约50%，叶绿素主要存在于果皮中，这些物质是引起带皮榨汁法比去皮榨汁法产品褐变严重的主要原因。
Proanthocyanidin content in pineapple peel was about 5 times to fruit pulp, and the total phenol content was approximately 50% higher, chlorophyll mainly exists in peels.
菠萝果皮中原花青素含量是果肉的5倍，总酚含量高约50%，叶绿素主要存在于果皮中，这些物质是引起带皮榨汁法比去皮榨汁法产品褐变严重的主要原因。
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