Dihydroethidium (solution)
Based on 1 Customer Validation
Dihydroethidium (solution) , also known as DHE, is a peroxide indicator. Dihydroethidium penetrates cell membranes to form a fluorescent protein complex with blue fluoresces. After entering the cells, Dihydroethidium is mainly localized in the cell membrane, cytoplasm and nucleus, and the staining effect is the strongest in the nucleus. Dihydroethidium produces inherent blue fluorescence with a maximum excitation wavelength of 370 nm and a maximum emission wavelength of 420 nm; after dehydrogenation, Dihydroethidium combines with RNA or DNA to produce red fluorescence with a maximum excitation wavelength of 300 nm and a maximum emission wavelength of 610 nm. 535 nm can also be used as the excitation wavelength for actual observation.
Solvent and concentration: DMSO: 5 mM
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- CAS 番号: 104821-25-2
- 分子式: C21H21N3
- 分子量:315.42
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保管条件:
Please store the product under the recommended conditions in the Certificate of Analysis.
生物活性
製品説明
Solvent and concentration: DMSO: 5 mM
体外実験
Guidelines (Following is our recommended protocol. This protocol only provides a guideline, and should be modified according to your specific needs).
General Protocol
1.1 Preparation of Dihydroethidium working solution
Dilute the stock solution in serum-free cell culture medium or PBS to obtain 1-10 μM of Dihydroethidium working solution.
Note: Please adjust the concentration of Dihydroethidium working solution according to the actual situation.
Cell staining
2.1 For suspension cells: Centrifuge at 1000 g at 4°C for 3-5 minutes and then discard the supernatant. Wash twice with PBS, 5 minutes each time.
For adherent cells: Discard the cell culture medium, and add trypsin to dissociate cells to make a single-cell suspension. Centrifuge at 1000 g at 4°C for 3-5 minutes and then discard the supernatant. Wash twice with PBS, 5 minutes each time.
2.2 Add 1 mL of Dihydroethidium working solution, and then incubate at room temperature for 30 minutes.
2.3 Centrifuge at 400 g at 4°C for 3-4 minutes and then discard the supernatant.
2.4 Wash twice with PBS, 5 minutes each time.
2.5 Resuspend cells with serum-free cell culture medium or PBS, and then detect by fluorescence microscope or flow cytometer.
Storage
-20°C, 1 year
Protect from light
Precautions
1. It is recommended to store the stock solution at -20°C or -80°C away from light and avoid repetitive freeze-thaw cycles.
2. Please adjust the concentration of Dihydroethidium working solution according to the actual situation.
3. This product is for R&D use only, not for drug, household, or other uses.
4. For your safety and health, please wear a lab coat and disposable gloves to operate.
MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.
化学情報
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CAS 番号 104821-25-2
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性状 Liquid (Density: 1.197±0.06 g/cm3)
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分子量 315.42
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分子式 C21H21N3
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Color Pale purple to light pink
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SMILES
NC1=CC=C2C3=C(C=C(N)C=C3)C(C4=CC=CC=C4)N(CC)C2=C1
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輸送条件
Room temperature in continental US; may vary elsewhere.
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保管条件
Please store the product under the recommended conditions in the Certificate of Analysis.
純度とドキュメンテーション
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取扱説明書 (2659 KB)
参考文献
Calculators
濃度 (開始) × 体積 (開始) = 濃度 (終了) × 体積 (終了)