BACKGROUND AND AIM: To investigate the toxicity in SD rats fed continuously with monascus yellow pigment.
背景与目的：了解红曲黄色素对机体是否具有毒性作用。
The water soluble Monascus yellow pigment was prepared by reducing the cyclocarbonyl of monascorubrin and rubropunctatin to hydroxyl with sulphuric compounds.
以含硫化合物还原红曲色素，红斑素和红曲红素分子中的环羰基还原成羟基，得到水溶性红白曲黄色素。
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