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BAPTA-AM 是一種可透過細胞膜的鈣螯合劑 (Ca2+ chelator)。在 HEK 293 細胞中,BAPTA-AM 阻斷 hERG,hKv1.3 和 hKv1.5 通道,IC50 分別為 1.3,1.45 和 1.23 μM。
生物活性
BAPTA-AM is a well-known membrane permeable Ca2+ chelator. BAPTA-AM inhibits hERG channels, hKv1.3 and hKv1.5 channels in HEK 293 cells with IC50s of 1.3 μM, 1.45 μM and 1.23 μM, respectively[1].
IC50 & Target
Ca2+ chelator[1]
IC50: 1.3 μM (hERG channel, in HEK 293 cells), 1.45 μM (hKv1.3, in HEK 293 cells), 1.23 μM (hKv1.5, in HEK 293 cells)[1]
體外研究(In Vitro)
BAPTA-AM inhibits neuronal Ca2+-activated K+ channel currents, and up-regulates the decreased cardiac sodium current (INa) density by chelating intracellular Ca2+[1].
BAPTA-AM (BAPTA/AM), an intracellular calcium chelator, induces delayed necrosis by lipoxygenase-mediated free radicals in mouse cortical cultures. BAPTA-AM prevents free radical-mediated toxicity promote apoptosis in non-neuronal cells and produce a beneficial effect in neuronal cells by protecting neurons from ischemic damage. In addition, it has been suggested that BAPTA-AM induces a late, but not early, increase of intracellular calcium in I-IL-60 neoplastic cells. Mixed cortical cell cultures (DIV 13-16) exposed to 10 μM BAPTA-AM for 24- or 48-hr show moderate (45-70%) neuronal injury as evaluated by increased LDH release into the bathing medium after 24-48-hr. Exposure of cortical cultures to 3-10 μM BAPTA-AM for 48-hr evoke dose-dependent neuronal damage[2].
分子量:764.68
Formula:C34H40N2O18
CAS 號:126150-97-8
運輸條件:Room temperature in continental US; may vary elsewhere.
儲存方式:
Powder | -20°C | 3 years |
---|---|---|
4°C | 2 years | |
In solvent | -80°C | 6 months |
-20°C | 1 month |
溶解性數(shù)據(jù)
DMSO : 50 mg/mL (65.39 mM; Need ultrasonic)
H2O : < 0.1 mg/mL (ultrasonic) (insoluble)
濃度溶劑體積質(zhì)量 | 1 mg | 5 mg | 10 mg |
---|
1 mM | 1.3077 mL | 6.5387 mL | 13.0774 mL |
5 mM | 0.2615 mL | 1.3077 mL | 2.6155 mL |
10 mM | 0.1308 mL | 0.6539 mL | 1.3077 mL |
請根據(jù)產(chǎn)品在不同溶劑中的溶解度選擇合適的溶劑配制儲備液;一旦配成溶液,請分裝保存,避免反復(fù)凍融造成的產(chǎn)品失效。
儲備液的保存方式和期限:-80°C, 6 months; -20°C, 1 month。-80°C 儲存時,請在 6 個月內(nèi)使用,-20°C 儲存時,請在 1 個月內(nèi)使用。
以下溶解方案都請先按照 In Vitro 方式配制澄清的儲備液,再依次添加助溶劑:
——為保證實驗結(jié)果的可靠性,澄清的儲備液可以根據(jù)儲存條件,適當保存;體內(nèi)實驗的工作液,建議您現(xiàn)用現(xiàn)配,當天使用; 以下溶劑前顯示的百
分比是指該溶劑在您配制終溶液中的體積占比;如在配制過程中出現(xiàn)沉淀、析出現(xiàn)象,可以通過加熱和/或超聲的方式助溶
請依序添加每種溶劑: 10% DMSO 90% (20% SBE-β-CD in saline)
Solubility: 2.5 mg/mL (3.27 mM); Suspended solution; Need ultrasonic
參考文獻
BAPTA-AM 是一種可透過細胞膜的鈣螯合劑 (Ca2+ chelator)。在 HEK 293 細胞中,BAPTA-AM 阻斷 hERG,hKv1.3 和 hKv1.5 通道,IC50 分別為 1.3,1.45 和 1.23 μM。
生物活性
BAPTA-AM is a well-known membrane permeable Ca2+ chelator. BAPTA-AM inhibits hERG channels, hKv1.3 and hKv1.5 channels in HEK 293 cells with IC50s of 1.3 μM, 1.45 μM and 1.23 μM, respectively[1].
IC50 & Target
Ca2+ chelator[1]
IC50: 1.3 μM (hERG channel, in HEK 293 cells), 1.45 μM (hKv1.3, in HEK 293 cells), 1.23 μM (hKv1.5, in HEK 293 cells)[1]
體外研究(In Vitro)
BAPTA-AM inhibits neuronal Ca2+-activated K+ channel currents, and up-regulates the decreased cardiac sodium current (INa) density by chelating intracellular Ca2+[1].
BAPTA-AM (BAPTA/AM), an intracellular calcium chelator, induces delayed necrosis by lipoxygenase-mediated free radicals in mouse cortical cultures. BAPTA-AM prevents free radical-mediated toxicity promote apoptosis in non-neuronal cells and produce a beneficial effect in neuronal cells by protecting neurons from ischemic damage. In addition, it has been suggested that BAPTA-AM induces a late, but not early, increase of intracellular calcium in I-IL-60 neoplastic cells. Mixed cortical cell cultures (DIV 13-16) exposed to 10 μM BAPTA-AM for 24- or 48-hr show moderate (45-70%) neuronal injury as evaluated by increased LDH release into the bathing medium after 24-48-hr. Exposure of cortical cultures to 3-10 μM BAPTA-AM for 48-hr evoke dose-dependent neuronal damage[2].
分子量:764.68
Formula:C34H40N2O18
CAS 號:126150-97-8
運輸條件:Room temperature in continental US; may vary elsewhere.
儲存方式:
Powder | -20°C | 3 years |
---|---|---|
4°C | 2 years | |
In solvent | -80°C | 6 months |
-20°C | 1 month |
溶解性數(shù)據(jù)
DMSO : 50 mg/mL (65.39 mM; Need ultrasonic)
H2O : < 0.1 mg/mL (ultrasonic) (insoluble)
濃度溶劑體積質(zhì)量 | 1 mg | 5 mg | 10 mg |
---|
1 mM | 1.3077 mL | 6.5387 mL | 13.0774 mL |
5 mM | 0.2615 mL | 1.3077 mL | 2.6155 mL |
10 mM | 0.1308 mL | 0.6539 mL | 1.3077 mL |
請根據(jù)產(chǎn)品在不同溶劑中的溶解度選擇合適的溶劑配制儲備液;一旦配成溶液,請分裝保存,避免反復(fù)凍融造成的產(chǎn)品失效。
儲備液的保存方式和期限:-80°C, 6 months; -20°C, 1 month。-80°C 儲存時,請在 6 個月內(nèi)使用,-20°C 儲存時,請在 1 個月內(nèi)使用。
以下溶解方案都請先按照 In Vitro 方式配制澄清的儲備液,再依次添加助溶劑:
——為保證實驗結(jié)果的可靠性,澄清的儲備液可以根據(jù)儲存條件,適當保存;體內(nèi)實驗的工作液,建議您現(xiàn)用現(xiàn)配,當天使用; 以下溶劑前顯示的百
分比是指該溶劑在您配制終溶液中的體積占比;如在配制過程中出現(xiàn)沉淀、析出現(xiàn)象,可以通過加熱和/或超聲的方式助溶
請依序添加每種溶劑: 10% DMSO 90% (20% SBE-β-CD in saline)
Solubility: 2.5 mg/mL (3.27 mM); Suspended solution; Need ultrasonic
參考文獻