表1 葡萄籽油的组成成分[1]
表2 葡萄籽油的理化性质[1]
图1 儿茶素和表儿茶素的结构示意图[8]
图2 儿茶素和表儿茶素的理论优化结构[8]
表3 儿茶素和表儿茶素的理论和实验结构参数(单位,埃)[8]
表4 从葡萄籽中分离出的原花青素[12]
图3 原花青素的基本结构
图4 原花青素单体选择离子图(a)及其ESI-MS质谱图(b,c,d)
图5 B型原花青素二聚体的结构
图6 原花青素在热酸醇处理下产生花色素的反应
图5 葡萄籽原花青素醇解产物色谱分析
图8 葡萄籽原花青素水解产物的LC-MS图(正、负离子选择离子峰)
附件:
小卢
第1楼2010/10/07
接上文:
参考文献:
[1] 李淑芳, 陈晓明.葡萄籽营养保健成分的论述[J]. 山西食品工业,2004,2:24
[2] 边玲,范培红. 葡萄籽提取物的化学成分及药理活性研究概况[J].食品与药品学,2007,7(4):20
[3] 谢继志.液态乳制品科学与技术[M].北京:中国轻工业出版社, 1999: 33-65
[4] 金世琳.乳与乳制品生产[M].北京:中国轻工业出版社,1997: 26-47
[5] Yang B, Kotani A, Arai K, et al Relationship of electrochemical oxidation of catechins on their antioxidant activity inmicrosomal lipid peroxidation [J].Chem Pharm Bull, 2001, 49: 747-751.
[6] Yang C S, Chung J Y, Yang G U, et al Tea and tea polyphenols in cancerprevention [J].J Nutr, 2000, 130:472-478.
[7] Leanderson P, Faresjo A O, Tagesson C.Green tea polyphenols inhibit oxidant-induced and breakage cultured lung cells[J].Free Radic BiolMed, 1997, 23:235- 242.
[8] 彭黎黎,刘靖丽,郭勇*,薛英. 儿茶素结构和振动光谱的密度泛函理论研究[J].化学研究与应用,2008,20(8):1001-1005
[9] Fronczek F R, Gannuch G, Mattice W L, et al Dipolemoment solution and solid state structure of (-)-epicatechin, a monomer unit of procyanidin polymers[J]. J Chem Soc PerkinTrans,1984,2.1611-1616.
[10] Bors W, Foo LY, Hertkorn N, Miehel C, Stettmaier K.Chemical studies of proantho-cyanidins and hydrolysable tannins. Antioxid Redox Signal.2001;3:995-1008.
[11] Rice-Evan CA, Miller NJ, Paganga G. Structure-antioxidant activity relationships of-flavonoids and pheolic acids. Free Radic Biol Med.1996;20:933-936.
[12] Fuleki T, Ricardo da Silva J M.〔J〕. J. Agric. Food Chem. 1997, 45,1156~1160.
[13] Prieur C, Rigaud J,Cheynier V, et al.Oligomeric and poly-meric procyanidins from grape seeds[J].Phytochemistry,1994,36:781-784
[14] 国植,徐莉.原花青素:具有广阔发展前景的植物药[J].国外医药-植物药分册,1996,11(5):196-204
[15] Ariga,Toshiaki. Antioxidant comprising Proanthocyanidinas principal componet[P]. U S Patent, 4797421,1989-01-10
[16] Tibor F, Jorge M·Catechin and procyanidin composition of seeds from grape cultivars grown in Ontairo[J]·J Agric Food Chem, 1997,45:1156-1 160
[17] 任其龙,魏冠红,金米聪,苏宝根,黄梅. 反相高效液相色谱-电喷雾质谱法鉴定葡萄籽低聚原花青素[J].分析与检测,2006,32(3):79-85
[18] Yamakoshi J, Saito M, Kataoka S, Kikuchi M. Safety evaluation of proanthocyanidin-rich extract from grape seeds. Food and Chem Toxicol.2002,40:599-607
[19] Jaques D, et al. Efect of a dissolved salt on vapor-liquid equilibrium with liquid composition held constant[J].Chem Soc Chem Commun,1973:518
[20] Mayer W, et al. Characteristis and processing of daplen polypropylene. Tetrah Len,1966:429
[21] 李春阳,许时婴,王璋.葡萄籽原花青素结构单元的红外光谱分析[J].食品与生物技术学报,2005,24(4):47-51