乙二胺四乙酸(EDTA)可能是工业和医疗用途中最受欢迎的金属离子螯合剂。它被广泛用于螯合过渡金属离子,例如镍、钴、铁、亚铁、汞、铅和其他金属离子,如钙和镁。在被EDTA结合成金属络合物后,金属离子通常表现出降低的反应性。EDTA不能渗透活细胞。EDTA,AM酯是EDTA的细胞渗透性衍生物。通过与细胞膜渗透性EDTA-AM酯孵育,活细胞被动负载EDTA、AM。一旦内化,细胞质酯酶就会裂解AM酯,释放出活性四羧酸盐配体EDTA,不加选择地螯合细胞内金属离子。例如,它可用于隔离细胞质Ca2+,以研究细胞质钙离子的作用,或者可用于隔离重金属污染物或抑制需要二价阳离子活性的金属酶和金属蛋白酶。
艾美捷AAT Bioquest-EDTA, AM ester:
单位大小:10×50微克
目录编号:19010、19011
分子量:580.50
溶剂:DMSO
预期用途:仅限研究使用(RUO)
储存条件:冷冻(< -15°C);尽量减少光照暴露
CAS号:162303-59-5
计算:
普通溶液配制
表1. 重悬特定质量的EDTA, AM酯至给定浓度所需的DMSO体积。请注意,此体积仅用于配制库存溶液。有关适当的实验/生理缓冲液,请参考样本实验协议。
0.1 mg 0.5 mg 1 mg 5 mg 10 mg
1 mM 172.265 ?L 861.326 ?L 1.723 mL 8.613 mL 17.227 mL
5 mM 34.453 ?L 172.265 ?L 344.531 ?L 1.723 mL 3.445 mL
10 mM 17.227 ?L 86.133 ?L 172.265 ?L 861.326 ?L 1.723 mL
AAT Bioquest-EDTA, AM ester文献参考:
Limiting Mrs2-dependent mitochondrial Mg2+ uptake induces metabolic programming in prolonged dietary stress
Authors: Madaris, Travis R and Venkatesan, Manigandan and Maity, Soumya and Stein, Miriam C and Vishnu, Neelanjan and Venkateswaran, Mridula K and Davis, James G and Ramachandran, Karthik and Uthayabalan, Sukanthathulse and Allen, Cristel and others,
Journal: Cell Reports (2023)
Effect of EDTA root conditioning on the outcome of coronally advanced flap with connective tissue graft: a systematic review and meta-analysis
Authors: Barootchi, S., Tavelli, L., Ravida, A., Wang, C. W., Wang, H. L.
Journal: Clin Oral Investig (2018): 2727-2741
Long-term risks of kidney living donation: review and position paper by the ERA-EDTA DESCARTES working group
Authors: Maggiore, U., Budde, K., Heemann, U., Hilbr and s, L., Oberbauer, R., Oniscu, G. C., Pascual, J., Schwartz Sorensen, S., Viklicky, O., Abramowicz, D., Era-Edta Descartes working group
Journal: Nephrol Dial Transplant (2017): 216-223
Expanding access to HIV viral load testing: a systematic review of RNA stability in EDTA tubes and PPT beyond current time and temperature thresholds
Authors: Bonner, K., Siemieniuk, R. A., Boozary, A., Roberts, T., Fajardo, E., Cohn, J.
Journal: PLoS One (2014): e113813
EDTA chelation reappraisal following new clinical trials and regular use in millions of patients: review of preliminary findings and risk/benefit assessment
Authors: Born, T., Kontoghiorghe, C. N., Spyrou, A., Kolnagou, A., Kontoghiorghes, G. J.
Journal: Toxicol Mech Methods (2013): 11-7
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