INDO 1
INDO 1 is a cell-impermeable, dual-emission ratiometric fluorescent calcium indicator with a KD·β value of 0.44 μM. INDO 1 binds to intracellular free calcium ions and undergoes wavelength-dependent fluorescence changes. In the unbound state (free form) without Ca2+, its fluorescence emission peak is at 485 nm upon excitation with ultraviolet light (350 nm). When INDO 1 pentasodium binds to Ca2+ (bound state), the emission peak shifts to 405 nm (Ex = 350 nm; dual emission at Em= 405/485 nm).
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- CAS 番号: 96314-96-4
- 分子式: C32H31N3O12
- 分子量:649.60
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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
INDO 1 enables accurate measurement of absolute cytoplasmic Ca2+ levels in R1-R6 photoreceptors of white-eyed Oregon wild-type Drosophila melanogaster[1].
INDO 1 binds extensively to proteins isolated from rabbit ventricular myocytes[2].
INDO 1 is a calcium-sensitive fluorescent dye used in glass capillaries, with an apparent KD·β value of 0.44 μM; as calcium concentration increases, its emission at 405 nm enhances while emission at 470 nm diminishes[3].
MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.
475
350
化学情報
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CAS 番号 96314-96-4
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分子量 649.60
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分子式 C32H31N3O12
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SMILES
O=C(C1=CC2=C(C=C1)C=C(C3=CC=C(N(CC(O)=O)CC(O)=O)C(OCCOC4=CC(C)=CC=C4N(CC(O)=O)CC(O)=O)=C3)N2)O
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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
参考文献
Calculators
濃度 (開始) × 体積 (開始) = 濃度 (終了) × 体積 (終了)