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- 保存条件:
4°C
- 保质期:
见产品外包装
- 英文名:
Pierce 1-Step Chloronaphthol Solution
- 库存:
需确认
- 供应商:
嵘崴达
- CAS号:
见产品外包装
- 规格:
250 mL
1 步法™ 氯萘酚底物溶液
货号 34012
Thermo Scientific Pierce 1-Step Chloronaphthol Solution is a solution of 4-chloro-1-naphthol for the chromogenic detection of horseradish peroxidase (HRP) activity in Western blot and tissue staining methods.
Chloronaphthol (4-CN, MW = 178.6) reacts with HRP to form a distinct blue to blue-purple product to localize and visualize the activity of peroxidase-conjugated antibodies on blots or fixed tissue samples. The HRP substrate is not as sensitive or stable as other chromogenic substrates, such as TMB and DAB. However, the blue-purple precipitate photographs well, and its alcohol-solubility is a property that can be utilized in certain double-staining applications.
Features of Chloronaphthol Substrates:
• HRP substrate—for detection of horseradish peroxidase activity on solid media
• Chromogenic—no special equipment needed for visualization
• Blue-purple—easy to photograph in color or black-and-white
• Package options—choose powder or ready-to-use solution
| Pierce | 34012 | 1-Step Chloronaphthol Solution | 250 mL |
| Pierce | 34018 | 1-Step TMB-Blotting Solution | 250 mL |
| Pierce | 34021 | TMB Substrate Kit | 400 mL |
| Pierce | 34022 | 1-Step Turbo TMB - ELISA Substrate | 250 mL |
| Pierce | 34024 | 1-Step Slow TMB - ELISA Substrate | 250 mL |
| Pierce | 34026 | ABTS | 50 TAB |
| Pierce | 34028 | 1-Step Ultra TMB - ELISA Substrate | 250 mL |
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可以采取现在比较常用的TRIzol一步法。不要使用带柱子的RNA提取试剂盒,因为除了专门用于提取miRNA的试剂以外,绝大部分柱子无法捕获20nt左右的miRNA。 2、电泳 (1)配制15%的尿素变性PAGE胶,可以先用预冷的0.5XTBE缓冲液作为电泳缓冲液,60V预跑30min。 (2)将样品与RNA loading buffer按比例混合,70℃预热5min,立即放置冰上。 (3)上样前,用缓冲液冲洗点样孔,防止点样孔中的杂质影响电泳。 (4)点样时,使样品均匀铺在点样孔底部
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