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省產大花黃梔子色素之研究

Study on the Pigment of Cape-jasmine Fruit

摘要


省產大花黃梔子(Gardenia jasminoides Ellis forma grandiflora Makino)之果實經分析結果含黃梔色素(約25%),以番紅花苷(Crocin約21%)為主成分,此外為胡蘿蔔烴類(Carotenoids)及Iridoid苷(Glycosides)等。黃梔色素可溶於水,染色力良好;經試管試驗及動物試驗結果,顯示其毒性極低,自古以來該色素相襲沿用,作為食物之天然著色劑。

關鍵字

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並列摘要


Ripe fruits of cape-jasmine (Gardenia jasminoides Ellis forma grandiflora Makino) yielded 25% alcohol soluble crude pigment. Further purification of the crude extract yielded crocin (21.77%), geniposide (21.8%) and other unidentified glycosides (total 30.37%). The crude pigment is highly water soluble. Toxicity tests of the pigment were conducted in mice. The experimental animals were fed with a 200-fold higher as compared to the quantity used in foodstuff for two generations without any deleterious effect.

並列關鍵字

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