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XU1:2025/Dec
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<div style="color: black !important; font-family: 'Times New Roman', SimSun, serif !important;"> <html> <head> <meta charset="UTF-8"> <title>组会汇报</title> </head> <body> <div class="article"> <div class="date">2025年12月3-5日</div> <h1 class="title">制备TNF-SA-DNA</h1> <div class="content"> <p>1.样品稀释:生物素化TNF-α储存液 (63.4KDa 1µM):20 µg粉末溶于317 µLdd水,分装出5管30ul冻存</p> <p> Azide-DNA储存液 (100 µM):10 µL 1mM + 90 µL dd水 分装出5管20ul冻存 <p> DBCO-SA储存液 (100 µM):将1 mg DBCO-SA冻干粉短暂离心。加入 149 µL 预冷dd水,分装出5管5ul冻存 <p> <p>2.反应1: 3ul DBCO-SA + 15ul Azide-DNA点击化学,室温孵育4h<p> <p>3.10kda超滤管超滤除去游离DNA超滤至 30ul 得到10uM SA-DNA,留5ul验证<p> <p>4.反应2: 25ul SA-DNA + 25ul 生物素化TNF-α,室温孵育30min<p> <p>5.100kda超滤管超滤除去游离蛋白超滤至 50ul 得到0.5uM TNF-SA-DNA<p> <p>6.Native Page<p> <p>6.1 上样1 1 µM 生物素化TNF-α 5ul 稀释至 10ul, <p> <p> 上样2 100 µM DBCO-SA 1ul 稀释至 100ul,再取5ul稀释至 10ul<p> <p> 上样3 10uM SA-DNA 5ul 稀释至 100ul <p> <p> 上样4 0.5uM TNF-SA-DNA 10ul<p> </div> </div> </body> </html> <center> {| style="margin: auto;" |- | [[File:Nativepage 12.5(1).png |thumb|300px]] | [[File:25.12.5(1).jpg |thumb|300px]] |} </center> <html> <head> <meta charset="UTF-8"> <title>组会汇报</title> </head> <body> <div class="article"> <div class="date">2025年12月8日</div> <h1 class="title">蛋白验证</h1> <div class="content"> <p>1.样品:生物素化TNF-α储存液 (63.4KDa 1µM):1管25ul冻存</p> <p> <p> DBCO-SA储存液 (100 µM):1管5ul冻存 <p> <p>2.Native Page<p> <p> 上样1 1 µM 生物素化TNF-α 10ul , <p> <p> 上样2 1 µM 生物素化TNF-α 取5ul稀释至 10ul<p> <p> 上样3 100 µM DBCO-SA 1ul 稀释至 100ul (1µM DBCO-SA),上样10ul<p> <p> 上样4 1µM DBCO-SA 再取5ul稀释至 10ul<p> 失败 </div> </div> </body> </html> <html> <head> <meta charset="UTF-8"> <title>组会汇报</title> </head> <body> <div class="article"> <div class="date">2025年12月9日</div> <h1 class="title">蛋白验证</h1> <div class="content"> <p>1.样品:生物素化TNF-α储存液 (63.4KDa 1µM):1管30ul冻存</p> <p> <p> DBCO-SA储存液 (100 µM):1管5ul冻存 <p> <p>2.Native Page<p> <p> 上样1 1 µM 生物素化TNF-α 30ul , <p> <p> 上样2 100 µM DBCO-SA 1ul 稀释至 10ul (10µM DBCO-SA),上样10ul<p> <p> 上样3 1µM DBCO-SA 20ul<p> 失败 </div> </div> </body> </html> <html> <head> <meta charset="UTF-8"> <title>组会汇报</title> </head> <body> <div class="article"> <div class="date">2025年12月9日</div> <h1 class="title">制备TNF-SA-DNA</h1> <div class="content"> <p>1.样品稀释:生物素化TNF-α储存液 (63.4KDa 1µM):10ul</p> <p> Azide-DNA储存液 (100 µM):1管20ul冻存 <p> DBCO-SA储存液 (100 µM):4ul冻存 <p> <p>2.反应1: 3ul DBCO-SA + 15ul Azide-DNA点击化学,冰上孵育5h<p> <p>3.稀释至 30ul 得到10uM SA-DNA,留5ul验证<p> <p>4.反应2: 10ul SA-DNA + 10ul 生物素化TNF-α,得到0.5uM TNF-SA-DNA冰上孵育1h<p> <p>5.Native Page<p> <p>6.1 上样1 1 µM 生物素化TNF-α 5ul 稀释至 10ul, <p> <p> 上样2 100 µM DBCO-SA 1ul 稀释至 100ul,再取5ul稀释至 10ul<p> <p> 上样3 10uM SA-DNA 5ul 稀释至 100ul <p> <p> 上样4 0.5uM TNF-SA-DNA 10ul<p> </div> </div> </body> </html>
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