中文摘要：

我国柑橘资源丰富,在柑橘加工过程中产生大量的皮渣及果肉残余等副产物,其中含有丰富的类胡萝卜素,是提取类胡萝卜素的主要原料。柑橘中的类胡萝卜素除起到呈色作用外,还参与人体的代谢、免疫应答以及激素分泌等生理活动。本文介绍不同品种柑橘中的主要类胡萝卜素种类,对柑橘中主要类胡萝卜素的生物活性及其作用机制进行综述,并对今后的研究趋势进行了展望。

英文摘要：

Carotenoid is an important class of natural pigments widely existed in yellow,orange or red pigment of animals,higher plants,fungi and algae.Lots of carotenoids are contained in the peel and pulp residues as byproducts generated from the citrus processing.It is a rich resource in China,making it valuable raw materials for extracting carotenoids.Apart from the role of coloring,carotenoids contained in citrus is also involved in metabolism,immune response,hormone secretion and other physiological activities of the human body.The major types of carotenoids in citrus were reviewed and their biological activities as well as mechanism of action were summarized.