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时间:2020-04-17
《茶黄素提取物及茶黄素片的急性毒性.pdf》由会员上传分享,免费在线阅读,更多相关内容在应用文档-天天文库。
1、中回雉擘通搪2014,30(21):285-288ChineseAgriculturalScienceBulletin茶黄素提取物及茶黄素片的急性毒性张建勇,江和源,王岩,刘东英(’中国农业科学院茶叶研究所/农业部茶树生物学与资源利用重点实验室,杭州310008;浙江省茶叶加工工程重点实验室,杭州310008;’浙江省医学科学院保健食品研究所,杭州310016)摘要:以茶黄素提取物及终端产品茶黄素片为原料,采用急性毒性试验方法,研究试验小鼠对茶黄素提取物和茶黄素片的急性毒理特性。结果表明,茶黄素提取物对雌性小鼠的急性经口LDso为2710.0rng/kg体重。是成人日用量的(10-20mg/
2、kg)136~271倍;对雄性小鼠LD如为3160.0mep~g体重,是成人日用量的f10~20rng/kg)158—316倍。茶黄素片对雌性小鼠的急性经口肋如为20000.0me/kg体重,是成人13用量的f40~50mg/kg)400—500倍;对雄性小鼠的急性经口肋蚰为14700.0mg/]kg体重,是成人日用量的(40~50mg/kg)294~368倍。荼黄素提取物和茶黄紊片对雄性小鼠和雌性小鼠的急性经口均大于成人日用量的100倍,说明茶黄素提取物和茶黄紊片的毒性较小,符合保健食品的急性毒性评价标准。关键词:茶黄素;茶黄素片;毒理学;急性毒性;半致死量中图分类号:$571.1文献标志
3、码:A论文编号:2013—3081StudYontheAcateToxicityofTheaflavinsandTheaflavtnsTabletZhangJianyong,JiangHeyuan,WangYan,LiuDongying3(TeaResearchinstituteofChinaAcademyofAgriculturalSciences/KeyLaboratoryofTeaBiologyandResourcesUtilization,Min~tryofagriculture,Hangzhou310008;2KeyLaboratoryTeaprocess~gEngineering
4、ofghejiangPr~ince,Hangzhou310008;’HealthF0odResearchInstituteofZhejiangAcademyofMedwalSciences,Hangzhou310016)Abstract:Theacutetoxicitypropertiesoftheaflavinsandtheanavinstabletwerecarriedouttoevaluatebyacutetoxicitytestmethod.Theresultsshowedthat。thefemalemouseacuteoralLDsooftheaflavinsextractswas
5、2710.0mg/kgbodyweight,whichwas136timesto271timesofaduhdailydose(10ms/ksto20ms/ks).ThemalemiceacuteoralLD50oftheaflavinsextractswas3160,0mg/kgbodyweight,whichWaS158timesto316timesofadultdailydose(10mg/kgto20mg,kg).Tl1efemalemiceacuteoralLD50oftheaflavinstabletwas20000.0mgkgbodyweight,whichwas400time
6、sto500timesofadultdafydose(40mg/kgto50mg/ks).Themalemiceacuteora1LD50oftheallavinstabletWaS14700.0mg/kgbodyweight,whichwas294timesto368timesofadultdailydose(40mg,k套to50mg/kg).Inaword,themalemiceandfemalemouseacuteoralLD5o0fthcarlavin8extractsandtheaf1avinstabletweremorethan100timesofadultdosage.Iti
7、llustratedthatthetheaflavinextractandtheaflavinstablethaveles$toxic,andwasinaccordancewiththeacutetoxicityevaluationstandardsofhealthfood.Keyword8:theanavins;theaf1avinstablet;toxicology;acutetoxicity;media
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