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1、圄墊塑lQ年月第15卷第1期ChineseRemedies&Clinics.J“uaw2015,V01.15.N0.1蕎麥七提取物對肺癌A549細(xì)胞增殖及凋亡的影響李健王曉梅楊春娟劉帆【摘要】目的研究蕎麥七提取物對人肺癌A549細(xì)胞增殖及凋亡的影響。方法應(yīng)用養(yǎng)麥七水提物及蕎麥七蒽醌處理肺癌A549細(xì)胞,錐蟲藍(lán)染色法檢測細(xì)胞存活率,MTI"法檢測細(xì)胞增殖抑制率,免疫細(xì)胞化學(xué)法檢測Caspase9和P53蛋白表達(dá)水平。結(jié)果養(yǎng)麥七水提取物對肺癌A549細(xì)胞增殖的抑制作用隨濃度而增強,72h的抑制率明顯較24h及48h強,蕎麥七蒽醌3種濃度的抑制率之間差異不大。2種提取物對Caspas
2、e9的誘導(dǎo)作用均隨著濃度的增大而增強,對P53的抑制作用也隨著濃度的增大而增強。結(jié)論養(yǎng)麥七水提物及蒽醌能抑制人肺癌A549細(xì)胞的增殖,并誘導(dǎo)其凋亡,其機制可能與上調(diào)Caspase9的表達(dá)及下調(diào)P53的表達(dá)有關(guān)?!娟P(guān)鍵詞】蕎麥七;中草藥;肺腫瘤;細(xì)胞凋亡EfectsofFagopyrumcymosumextractsonproliferationandapoptosisoflungcancercelllineA549Lijian*,WangXiaomei,YangChu~juan,LiuFan.*DepartmentofTraditionalChineseMedicine,Bao
3、jiPeoplesHospital,Shanx721O00.China【Abstractl0biectiveToinvestigatetheefectsofFagopyrumcymosumextractsonproliferationandapoptosisofhumanlungcancercelllineA549.MethodsA549lungcancercellswereprocessedwithaqueousextractsandanthraquinoneofFagopyrumcymosum.Cellviabilitywasdetectedbytrypanbluestai
4、ning.TheinhibitionrateofcellproliferationwasdetectedbyM1Tr.eproteinexpressionlevelsofCsapase9andP53weredetectedbyimmunohis.tochemicalmethod.ResultsTheinhibitionefectsofFagopyrumcynmsumaqueousextractsonlungcancercellineA549inereasedalongwithhigherconcentrationoftheextracts.Theinhibitionrateat
5、72hwassignificantlyhigherthantheratesat24hand48h.while出erewerenosignificantdiferencesininhibitionratesamongthetIlreecon—centrationsofFagopyrumcymosumanthraquinone.TheinductiononCsapase9andinhibitionOnP53bybotl1extractswereenhancedwiththeincreaseofconcentration.ConclusionTheaqueousextractsand
6、anthraquinoneofFagopy—ru,ncymosumcaninhibittheproliferationofhumanlungcancercelllineA549andinducetheirapoptosis,witlltheunderlyingmechanismpossiblyrelatedtotheup-regulationofCaspase9anddown—regulationofP53.【Keywords】Fagopyruthcymosum;Drugs,ChinoseHerbal;Lungneoplasms;Apoptosis養(yǎng)麥七為秦嶺山區(qū)特有的地方性藥
7、材,屬秦嶺祥教授鑒定。人肺腺癌A549細(xì)胞,武漢博士德生物“七藥”之一.被當(dāng)?shù)蒯t(yī)家廣泛應(yīng)用,療效確切。性味:工程有限公司。改良型RPMI一1640培養(yǎng)基,批號:酸苦,寒。功效:涼血消瘀,祛濕解毒。主治吐血、衄NXK0718,胎牛血清,批號:NWJ0473,賽默飛世爾血、便血、痢疾、崩漏帶下、風(fēng)濕痹痛、瘡癤、燒傷等生物化學(xué)制品(北京)有限公司。胰蛋白酶,美國癥。本課題組研究發(fā)現(xiàn)養(yǎng)麥七含有葸醌、鞣質(zhì)、黃酮SolonInd.公司;噻唑藍(lán)(MTr),LotK1205046,曲利及多糖等成分。肺癌是嚴(yán)