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font-size:12.0000pt;mso-font-kerning:0.0000pt;">干細(xì)胞是指具有自我更新和分化能力的細(xì)胞類型。間充質(zhì)干細(xì)胞
font-size:12.0000pt;mso-font-kerning:0.0000pt;">(Mesenchymal Stem Cell)
font-size:12.0000pt;mso-font-kerning:0.0000pt;">是來(lái)源于中胚層的一種成體干細(xì)胞,主要存在于牙髓、骨髓、脂肪、臍帶、羊膜、經(jīng)血等組織中。
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font-size:12.0000pt;mso-font-kerning:0.0000pt;">間充質(zhì)干細(xì)胞具有免疫原性低,增殖能力強(qiáng)、免疫調(diào)節(jié)、趨化功能以及分泌等功能,同時(shí)在特定的體內(nèi)環(huán)境中,以及人為控制的體外培養(yǎng)環(huán)境中分化為脂肪細(xì)胞、軟骨細(xì)胞、心肌細(xì)胞、神經(jīng)細(xì)胞、肝細(xì)胞、成骨細(xì)胞、基質(zhì)細(xì)胞等多種細(xì)胞類型。由于間充質(zhì)干細(xì)胞具有以上特性功能,所以在免疫性疾病、退行性疾病以及肝肺纖維化以及代謝類疾病中具有非常廣闊的臨床應(yīng)用前景。
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font-size:12.0000pt;mso-font-kerning:0.0000pt;">間充質(zhì)干細(xì)胞制備是通過(guò)采集供者牙髓、經(jīng)血、、脂肪、臍帶、胎盤(pán)或羊膜等組織,經(jīng)過(guò)體外的分離、擴(kuò)增、鑒定等生產(chǎn)質(zhì)控流程后,回輸?shù)交颊呷梭w的治療方法。相比于其他藥物類型,間充質(zhì)干細(xì)胞藥物具有流程長(zhǎng),操作復(fù)雜,風(fēng)險(xiǎn)點(diǎn)多,過(guò)程控制難等特點(diǎn)。因此嚴(yán)格的生產(chǎn)及質(zhì)量控制對(duì)干細(xì)胞藥物非常重要。
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font-size:12.0000pt;mso-font-kerning:0.0000pt;">間充質(zhì)干細(xì)胞藥物與常規(guī)生物制品不同,首先細(xì)胞來(lái)源于人體組織,生產(chǎn)制備過(guò)程包括細(xì)胞分離、細(xì)胞擴(kuò)增、細(xì)胞傳代、細(xì)胞消化、細(xì)胞凍存、細(xì)胞運(yùn)輸?shù)榷喾N復(fù)雜程序。而且最終藥物制劑是有生命的活細(xì)胞,中間使用的試劑耗材種類繁多,因此確定規(guī)范流程以及原料使用非常重要。
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font-size:12.0000pt;mso-font-kerning:0.0000pt;">根據(jù)已有報(bào)道,間充質(zhì)干細(xì)胞質(zhì)量控制大致分為以下幾點(diǎn):
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mso-font-kerning:0.0000pt;">1、
font-size:12.0000pt;mso-font-kerning:0.0000pt;">來(lái)源控制
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mso-font-kerning:0.0000pt;">2、
font-size:12.0000pt;mso-font-kerning:0.0000pt;">流式鑒定
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mso-font-kerning:0.0000pt;">3、
font-size:12.0000pt;mso-font-kerning:0.0000pt;">核型分析
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mso-font-kerning:0.0000pt;">4、
font-size:12.0000pt;mso-font-kerning:0.0000pt;">細(xì)胞活率檢測(cè)
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mso-font-kerning:0.0000pt;">5、
font-size:12.0000pt;mso-font-kerning:0.0000pt;">細(xì)胞分化能力檢測(cè)
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mso-font-kerning:0.0000pt;">6、
font-size:12.0000pt;mso-font-kerning:0.0000pt;">端粒酶分析
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mso-font-kerning:0.0000pt;">7、
font-size:12.0000pt;mso-font-kerning:0.0000pt;">殘留檢測(cè)
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mso-font-kerning:0.0000pt;">8、
font-size:12.0000pt;mso-font-kerning:0.0000pt;">凍存后細(xì)胞復(fù)蘇能力檢測(cè)
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9、
font-size:12.0000pt;mso-font-kerning:0.0000pt;">放行檢測(cè)規(guī)范
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font-size:12.0000pt;mso-font-kerning:0.0000pt;">參考文獻(xiàn):
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mso-font-kerning:0.0000pt;">1、
font-size:12.0000pt;mso-font-kerning:0.0000pt;">耿潔,張磊,韓之波,王有為,王斌,韓忠朝 臨床用間充質(zhì)干細(xì)胞的質(zhì)量控制研究
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font-size:12.0000pt;mso-font-kerning:0.0000pt;">中國(guó)醫(yī)藥生物技
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font-size:12.0000pt;mso-font-kerning:0.0000pt;">.
font-size:12.0000pt;mso-font-kerning:0.0000pt;">2013
font-size:12.0000pt;mso-font-kerning:0.0000pt;">年
font-size:12.0000pt;mso-font-kerning:0.0000pt;">6
font-size:12.0000pt;mso-font-kerning:0.0000pt;">月第
font-size:12.0000pt;mso-font-kerning:0.0000pt;">8
font-size:12.0000pt;mso-font-kerning:0.0000pt;">卷第
font-size:12.0000pt;mso-font-kerning:0.0000pt;">3
font-size:12.0000pt;mso-font-kerning:0.0000pt;">期
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mso-font-kerning:0.0000pt;">2、
font-size:12.0000pt;mso-font-kerning:0.0000pt;">陳文慶,羅海春,鄒武科
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font-size:12.0000pt;mso-font-kerning:0.0000pt;">細(xì)胞培養(yǎng)基的質(zhì)量控制與
font-size:12.0000pt;mso-font-kerning:0.0000pt;">GMP
font-size:12.0000pt;mso-font-kerning:0.0000pt;">管理中國(guó)醫(yī)藥生物技術(shù)
font-size:12.0000pt;mso-font-kerning:0.0000pt;">2007
font-size:12.0000pt;mso-font-kerning:0.0000pt;">年
font-size:12.0000pt;mso-font-kerning:0.0000pt;">2
font-size:12.0000pt;mso-font-kerning:0.0000pt;">月第
font-size:12.0000pt;mso-font-kerning:0.0000pt;">2
font-size:12.0000pt;mso-font-kerning:0.0000pt;">卷第
font-size:12.0000pt;mso-font-kerning:0.0000pt;">1
font-size:12.0000pt;mso-font-kerning:0.0000pt;">期
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mso-font-kerning:0.0000pt;">3、
font-size:12.0000pt;mso-font-kerning:0.0000pt;">胡澤斌,王立生,崔春萍,陳津,吳祖澤,謝俊祥,吳朝暉 干細(xì)胞臨床應(yīng)用安全性評(píng)估報(bào)告 中國(guó)醫(yī)藥生物技術(shù)
font-size:12.0000pt;mso-font-kerning:0.0000pt;"> 2013
font-size:12.0000pt;mso-font-kerning:0.0000pt;">年
font-size:12.0000pt;mso-font-kerning:0.0000pt;">10
font-size:12.0000pt;mso-font-kerning:0.0000pt;">月第
font-size:12.0000pt;mso-font-kerning:0.0000pt;">8
font-size:12.0000pt;mso-font-kerning:0.0000pt;">卷第
font-size:12.0000pt;mso-font-kerning:0.0000pt;">5
font-size:12.0000pt;mso-font-kerning:0.0000pt;">期
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