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Cas9蛋白質(zhì)檢測抗體 |
· 重組Cas9蛋白質(zhì)檢測用單克隆抗體/多克隆抗體
· 多克隆抗體可識別野生型Cas9蛋白質(zhì)和切口酶突變體(單克隆抗體還未進(jìn)行測驗(yàn))
· 高特異性:檢測哺乳動物細(xì)胞裂解液樣品時(shí)背景很低
· 高靈敏度:這兩種抗體均可檢測低于1 ng的重組Cas9蛋白質(zhì)
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■ 產(chǎn)品說明: |
Takara Bio提供的單克隆抗體和多克隆抗體可用于檢測Streptococcus pyogenes來源的重組Cas9蛋白質(zhì)。
Guide-it Cas9 Monoclonal Antibody (Clone TG8C1)是以Streptococcus pyogenes來源的全長重組Cas9蛋白質(zhì)為抗原,采用雜交瘤細(xì)胞制備生產(chǎn)的小鼠源抗體。用于Western blot檢測時(shí),此抗體可以識別細(xì)菌和哺乳動物細(xì)胞裂解液樣品中低于1 ng的重組Cas9蛋白質(zhì)。
Guide-it Cas9 Polyclonal Antibody是用于檢測Streptococcus pyogenes來源的重組Cas9蛋白質(zhì)的兔源抗體。此抗體可以識別Cas9核酸酶的3種突變體:野生型Cas9蛋白質(zhì)、Cas9切口酶和Cas9核酸酶-缺陷型突變體。此抗體具備高特異性和高靈敏度,檢測哺乳動物細(xì)胞樣品時(shí)其背景很低,用于Western blot檢測時(shí)可識別低至0.5 ng的重組Cas9蛋白質(zhì)。
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圖1. Western blot評估Guide-it Cas9 Polyclonal Antibody檢測靈敏度
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0.15-20.0 ng重組Cas9蛋白質(zhì)(rCas9)電泳后采用Guide-it Cas9 Polyclonal Antibody(1:1,000稀釋)進(jìn)行Western Blot檢測。采用HRP-conjugated goat anti-rabbit secondary antibody(1:5,000 稀釋)作為二抗,ECL作為檢測試劑。HT1080、HEK293細(xì)胞裂解液作為陰性對照。
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Lane 1:HT1080細(xì)胞裂解液(3.5×104 cells)
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Lane 6:rCas9 protein 1.25 ng
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Lane 2:HEK293細(xì)胞裂解液(3.5×104 cells)
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Lane 7:rCas9 protein 2.5 ng
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Lane 3:rCas9 protein 0.15 ng
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Lane 8:rCas9 protein 5.0 ng
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Lane 4:rCas9 protein 0.30 ng
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Lane 9:rCas9 protein 10.0 ng
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Lane 5:rCas9 protein 0.625 ng
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Lane 10:rCas9 protein 20.0 ng
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圖2.Western blot評估Guide-it Cas9 Polyclonal Antibody檢測特異性 |
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制備多種未轉(zhuǎn)染細(xì)胞和表達(dá)Cas9重組蛋白質(zhì)的HEK 293細(xì)胞(CMV啟動子)的細(xì)胞裂解液,以細(xì)胞裂解液為樣品通過Western blot方法評估Guide-it Cas9 Polyclonal Antibody檢測特異性。1 ng重組Cas9蛋白質(zhì)(rCas9)作為陽性對照。Guide-it Cas9 Polyclonal Antibody (1:1,000稀釋)作為一抗,HRP-conjugated goat anti-rabbit secondary antibody(1:5,000 稀釋)作為二抗,ECL作為檢測試劑。
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Lane 1:HepG2細(xì)胞裂解液(3.5×104 cells)
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Lane 8:裂解緩沖液
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Lane 2:CHO-K1細(xì)胞裂解液(3.5×104 cells)
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Lane 9:rCas9 protein 1 ng
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Lane 3:HeLa細(xì)胞裂解液(3.5×104 cells)
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Lane 10:Cas9表達(dá)HEK293細(xì)胞裂解液(2.0×103 cells)
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Lane 4:MCF7細(xì)胞裂解液(3.5×104 cells)
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Lane 11:Cas9表達(dá)HEK293細(xì)胞裂解液(5.0×103 cells)
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Lane 5:HEK293細(xì)胞裂解液(3.5×104 cells)
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Lane 12:Cas9表達(dá)HEK293細(xì)胞裂解液(1.0×104 cells)
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Lane 6:HT1080細(xì)胞裂解液(3.5×104 cells)
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Lane 13:Cas9表達(dá)HEK293細(xì)胞裂解液(1.5×104 cells)
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Lane 7:NIH3T3細(xì)胞裂解液(3.5×104 cells)
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圖3. Western blot評估Guide-it Cas9 Monoclonal Antibody (Clone TG8C1) 檢測靈敏度 |
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A. 1~5 ng重組Cas9蛋白質(zhì)(rCas9)電泳后采用Guide-it Cas9 Monoclonal Antibody (Clone TG8C1)(1:3,000稀釋)進(jìn)行Western Blot檢測。HEK293細(xì)胞裂解液作為陰性對照。
B. 以表達(dá)Cas9重組蛋白質(zhì)的HEK 293細(xì)胞的細(xì)胞裂解液為樣品,采用Guide-it Cas9 Monoclonal Antibody (Clone TG8C1)(1:3,000稀釋)進(jìn)行Western Blot檢測。HT1080、HEK293細(xì)胞裂解液作為陰性對照。
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■ 保存 |
-20℃
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■ 用途 |
Western blot(1:1,000~1:5,000稀釋) |
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產(chǎn)品詳情請點(diǎn)擊: |
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