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上海乾思生物科技有限公司
中級(jí)會(huì)員 | 第17年

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進(jìn)口ELISA試劑盒
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滑膜細(xì)胞原代培養(yǎng)技術(shù)服務(wù)|實(shí)驗(yàn)技術(shù)服務(wù)

時(shí)間:2015/5/15閱讀:1662
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關(guān)鍵詞:滑膜細(xì)胞原代培養(yǎng)技術(shù)服務(wù)|實(shí)驗(yàn)技術(shù)服務(wù)
簡(jiǎn)介:世界*品牌滑膜細(xì)胞原代培養(yǎng)技術(shù)服務(wù)|實(shí)驗(yàn)技術(shù)服務(wù)原裝,,質(zhì)量保證,*。
滑膜細(xì)胞原代培養(yǎng)技術(shù)服務(wù)|實(shí)驗(yàn)技術(shù)服務(wù)——pCzn1質(zhì)粒+Arctic Express宿主菌低溫表達(dá)體系,。
我們具備豐富的蛋白表達(dá)設(shè)計(jì)經(jīng)驗(yàn)及實(shí)驗(yàn)操作技巧,承諾客戶不成功不收費(fèi),。我們所有的實(shí)驗(yàn)數(shù)據(jù)真實(shí)可信,,我們提供原始的表達(dá)菌株和克隆質(zhì)粒,客戶可以依據(jù)我們的實(shí)驗(yàn)報(bào)告重復(fù)我們的實(shí)驗(yàn)結(jié)果,。
產(chǎn)品品牌:   http://www.,。。com/goodsid/fenleiyi/2868603/1.html    
測(cè)序?qū)嶒?yàn)流程:
方法
1.   將切下的組織在手術(shù)臺(tái)上請(qǐng)將標(biāo)本放入低溫生理鹽水中(靜止),,在手術(shù)完成時(shí)將標(biāo)本放入PBS冰水液中并放入消毒的容器中帶回實(shí)驗(yàn)室,。
2.  在超凈臺(tái)中將標(biāo)本放入培養(yǎng)皿中,加入α-MEM洗滌,。
3.  獲得組織切開(kāi),,仔細(xì)辨認(rèn)于關(guān)節(jié)反折處及增生的白色光滑的滑膜組織,附于關(guān)節(jié)軟骨面的增生的血管翳也為滑膜組織(可作另一管消化),,仔細(xì)剔除脂肪組織,用α-MEM洗二次(以去除紅細(xì)胞),,放在小青瓶中用解剖剪銳性切碎,。
4.   用雙倍獲得組織的體積含有4 mg/mlⅠ型膠原酶的α-MEM消化37℃孵育120分鐘(在此期間震動(dòng)混勻數(shù)次)
5.   30分鐘后收集*管細(xì)胞:細(xì)胞懸液經(jīng)70 μm細(xì)胞濾網(wǎng)過(guò)濾,用1500-2000轉(zhuǎn)離心6分鐘,,上清為Ⅰ型膠原酶加入未過(guò)濾網(wǎng)的組織,,繼續(xù)用于消化。
6.   離心管底細(xì)胞用α-MEM離心洗滌2次,,每次用α-MEM重懸浮后用1500-2000轉(zhuǎn),,離心6分鐘,zui后一次用記數(shù)板觀察到有細(xì)胞,。細(xì)胞zui終懸浮于含有10%胎牛血清的α-MEM中,,接種到培養(yǎng)瓶中培養(yǎng)。
7.  60鐘后收集第二管細(xì)胞:細(xì)胞懸液經(jīng)70 μm細(xì)胞濾網(wǎng)過(guò)濾,,用1500-2000 rpm離心6分鐘,;用α-MEM洗2次,,每次用α-MEM重懸浮后用1500-2000 rpm離心6分鐘,zui后一次用記數(shù)板觀察細(xì)胞并計(jì)數(shù),。細(xì)胞zui終懸浮于α-MEM含有10%胎牛血清中,,接種到培養(yǎng)瓶中培養(yǎng)。
8.   必要時(shí)可做第三管細(xì)胞收集,;并立即作原代滑膜細(xì)胞培養(yǎng),。
9.  每2-3天換液一次。
實(shí)驗(yàn)材料:
1. 實(shí)驗(yàn)動(dòng)物:大鼠,、兔,,人手術(shù)切除的關(guān)節(jié)等;
2. 清洗液:不含Ca2+ 和Mg 2+ 的1×PBS,,添加100IU/ml青霉素,、100μg/ml鏈霉素,pH7.2,;
3. 培養(yǎng)液:RPMI1640培養(yǎng)基,,補(bǔ)加15%小牛血清;
實(shí)驗(yàn)方法:
1. 將大鼠處死后,,用75%酒精消毒,;
2. 用手術(shù)剪剖開(kāi)其四肢皮膚與肌肉,暴露長(zhǎng)骨兩端的關(guān)節(jié),,取出關(guān)節(jié)面滑膜組織置于盛有緩沖液的培養(yǎng)皿中,;
3. 剔除滑膜組織外層結(jié)構(gòu)及周邊軟骨組織,用緩沖液洗2—3次,;
4. 將滑膜組織置于盛有少量小牛血清的培養(yǎng)皿中,,剪碎成1mm×1mm×1mm大小的植塊;
5. 將制備的植塊接種到螺旋口培養(yǎng)瓶中,。反轉(zhuǎn)培養(yǎng)瓶,,使植有組織塊的一面朝上,加入培養(yǎng)液,,蓋好瓶蓋,。將培養(yǎng)瓶放入含5%CO2的培養(yǎng)箱中在37℃條件下進(jìn)行培養(yǎng);
6. 培養(yǎng)4h后,,組織塊較牢黏附于瓶底時(shí),,再輕輕反轉(zhuǎn)培養(yǎng)瓶,繼續(xù)培養(yǎng),;
7. 培養(yǎng)3d后換培養(yǎng)液,。
注意事項(xiàng)    
1.   用0.25% trypsin或0.25% trypsin+ 0.02% EDTA 或 collagenaseⅠ或collagenaseⅡ消化細(xì)胞或合用,只有單用collagenaseⅠ有用,、,;
2.   機(jī)械法很難獲得細(xì)胞,;
3.  全培用α-MEM或RPMI1640或DMEM,加10%胎牛血清,。不能用小牛血清,,胎牛血清用國(guó)產(chǎn)即可;
4.  必須用Ca2+-free的PBS,。

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