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产品名称
2-[4-(Dimethylamino)styryl]-1-ethylpyridinium iodide, ≥99% (HPLC), solid
质量水平
方案
≥99% (HPLC)
表单
solid
颜色
red
mp
267 °C (dec.) (lit.)
溶解性
DMSO: 0.5 mg/mL
methanol: soluble
εmax
36.0-41.0 at 457-463 nm in methanol
应用
diagnostic assay manufacturing
hematology
histology
储存温度
2-8°C
SMILES字符串
[I-].CC[n+]1ccccc1\C=C\c2ccc(cc2)N(C)C
InChI
1S/C17H21N2.HI/c1-4-19-14-6-5-7-17(19)13-10-15-8-11-16(12-9-15)18(2)3;/h5-14H,4H2,1-3H3;1H/q+1;/p-1
InChI key
AMAXNNVXIBDEMV-UHFFFAOYSA-M
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应用
2-[4-(Dimethylamino)styryl]-1-ethylpyridinium iodide (DASPEI) has been used for the labelling of hair cells in larval zebrafish.
生化/生理作用
2-[4-(Dimethylamino)styryl]-1-ethylpyridinium iodide (DASPEI) accumulates in the mitochondria and has a large fluorescence Stokes shift. It is also used for the relative measurements of mitochondrial membrane potential.
Suitable as a mitochondrial stain in live cells.
储存分类代码
11 - Combustible Solids
WGK
WGK 3
闪点(°F)
Not applicable
闪点(°C)
Not applicable
个人防护装备
dust mask type N95 (US), Eyeshields, Gloves
Screen of FDA-approved drug library reveals compounds that protect hair cells from aminoglycosides and cisplatin.
Vlasits AL, et al.
Hearing Research, 294, 153-165 (2012)
Development of a no-wash assay for mitochondrial membrane potential using the styryl dye DASPEI.
Jensen KH and Rekling JC
Journal of Biomolecular Screening, 15, 1071-1081 (2010)
Ru Zhang et al.
Biomolecules, 10(10) (2020-10-22)
Cochlear hair cells in human beings cannot regenerate after loss; however, those in fish and other lower species can. Recently, the role of inflammation in hair cell regeneration has been attracting the attention of scientists. In the present study, we
Marina Yoffe et al.
Journal of experimental zoology. Part B, Molecular and developmental evolution, 334(7-8), 511-517 (2020-05-22)
The lateral line is the primary modality fish use to create a hydrodynamic image of their environment. These images contribute to a variety of behaviors, from rheotaxis to escape responses. Here we discern the contributions of visual and lateral line
E G Sedgwick et al.
Biochimica et biophysica acta, 1146(1), 113-120 (1993-02-23)
The fluorescent dye 2-(4-dimethylaminostyryl)-1-ethylpyridinium cation (DMP+) is taken up by liposomes of egg phosphatidylcholine in response to the imposition of a transmembrane potential. Entry of DMP+ into the bilayer driven by the transmembrane potential is accompanied by a change in
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