这个词是什么意思？
A group of FLAVONOIDS derived from FLAVONOLS, which lack the ketone oxygen at the 4-position. They are glycosylated versions of cyanidin, pelargonidin or delphinidin. The conjugated bonds result in blue, red, and purple colors in flowers of plants.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D000872 · MeSH 2026。
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