Cat. No. 3144
Chemical Name: 4,4'-[(2-Bromo-1,4-phenylene)di-(1E)
Biological ActivityPotent amyloid fibril-specific fluorescent dye (EC50 = 20 - 30 nM). Exhibits minimal fluorescence in aqueous buffers and fluoresces brightly in the presence of Aβ, α-synuclein and tau in situ. (Optimum wavelength = 550 nm).
The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.
All Tocris products are intended for laboratory research use only.
Certificate of Analysis / Product Datasheet / Safety Data Sheet
LeVine (2005) Mechanism of Aβ(1-40) fibril-induced fluorescence of (trans-trans)-1-bromo-2,5-bis(4-hydroxystyryl)benene (K114). Biochemistry 44 15937. PMID: 16313197.
Crystal et al (2003) A comparison of amyloid fibrillogenesis using the novel fluorescent compound K114. J.Neurochem. 86 1359. PMID: 12950445.
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December 13 - 15, 2016