
ATP含量检测试剂盒 微量法
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- 保存条件:
-20℃
- 保质期:
6个月
- 英文名:
ATP Content Assay Kit
- 库存:
99
- 供应商:
北京索莱宝科技有限公司
- CAS号:
BC0305-100T/96S
- 规格:
100管/96样

产品说明:
ATP广泛存在于动物、植物、微生物和培养细胞中,是生物能量通货,能荷是描述细胞能量代谢状态的主要参数。测定ATP 含量并且计算能荷,能够反映能量代谢状态。
HK催化葡萄糖和ATP合成6-磷酸葡萄糖,6-磷酸葡萄糖脱氢酶进一步催化6-磷酸葡萄糖脱氢生成NADPH,NADPH在340nm有特征吸收峰,NADPH和ATP含量成正比,以此反应ATP含量。

技术指标:
最低检出限:0.0026 μmol/mL
线性范围:0.01953-3 μmol/mL
注意:实验之前建议选择2-3个预期差异大的样本做预实验。如果样本吸光值不在测量范围内建议稀释或者增加样本量进行检测。
需自备的仪器和用品:
紫外分光光度计/酶标仪、水浴锅/恒温培养箱、低温离心机、可调式移液枪、微量石英比色皿/ 96孔UV板、研钵/匀浆器、蒸馏水、冰和氯仿。 
注意事项:
- 加入提取液离心后的上清若为浑浊为正常现象。
- 如果吸光值大于1.5,建议将样本用蒸馏水稀释后进行测定。注意计算公式中乘以稀释倍数;如果吸光值过低或接近空白,建议加大样本量后进行测定,注意同步修改计算公式。
实验实例:
- 取0.1g兔肺脏加入1mL提取液进行冰浴匀浆,10000g 4℃离心10min,取上清至另一EP管中,加入500μL的氯仿充分震荡混匀,10000g 4℃离心3min,取上清,置冰上按照测定步骤操作,使用微量石英比色皿测得计算ΔA测定=A2测定-A1测定=0.0873-0.065=0.0223,ΔA标准=A2标准-A1标准=0.4368-0.1435=0.2933,按样本质量计算含量得:
ATP含量(μmol/g 质量)=0.625×ΔA测定÷ΔA标准÷W=0.625×0.0223÷0.2933÷0.1=0.475 μmol/g 质量。
- 取0.1g稗草加入1mL提取液进行冰浴匀浆,10000g 4℃离心10min,取上清至另一EP管中,加入500μL的氯仿充分震荡混匀,10000g 4℃离心3min,取上清,置冰上按照测定步骤操作,使用微量石英比色皿测得计算ΔA测定=A2测定-A1测定=0.5351-0.4969=0.0382,ΔA标准=A2标准-A1标准=0.4368-0.1435=0.2933,按样本质量计算含量得:
ATP含量(μmol/g 质量)=0.625×ΔA测定÷ΔA标准÷W=0.625×0.0382÷0.2933÷0.1=0.814 μmol/g 质量。
- 取血清0.1mL 加入1mL 提取液,充分震荡,10000g,4℃离心10min;取上清液至另一EP管中,加入500μL的氯仿充分震荡混匀,10000g 4℃离心3min,取上清置冰上,使用微量石英比色皿测得计算,ΔA测定=A2测定-A1测定=0.0569-0.0449=0.012,ΔA标准=A2标准-A1标准=0.4368-0.1435=0.2933,按液体体积计算含量得:
ATP含量(μmol/mL) =6.875×ΔA测定÷ΔA标准=6.875×0.012÷0.2933=0.281 μmol/mL。
相关发表文献:
- Meixi Peng,Dan Yang,Yixuan Hou,et al. Intracellular citrate accumulation by oxidized ATM-mediated metabolism reprogramming via PFKP and CS enhances hypoxic breast cancer cell invasion and metastasis. Cell Death and Disease. March 2019;(IF5.959)
- Yang Wang,Jianhang Jiao,Shanyong Zhang,et al. RIP3 inhibition protects locomotion function through ameliorating mitochondrial antioxidative capacity after spinal cord injury. Biomedicine & Pharmacotherapy. August 2019;116.(IF3.743)
- Luo M,Luo Y, Mao N,et al. Cancer-Associated Fibroblasts Accelerate Malignant Progression of Non-Small Cell
Lung Cancer via Connexin 43-Formed Unidirectional Gap Junctional Intercellular Communication. Cellular Physiology
and Biochemistry. November 2018;
参考文献:
- Lin X, Wu Y, Chen X, et al. Determination of adenosine phosphate in tobacco leaf by UPLC with phenol-TEA pretreatment [J]. Acta Tabacaria Sinica, 2014, 20(1): 26-31.
- Beutler E, Mathai C K. A comparison of normal red cell ATP levels as measured by the firefly system and the hexokinase system[J]. Blood, 1967, 30(3): 311-320.

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