ThephthalocyaninedyeIRDye700DXhasrobustpropertiesthatmakeitsuitableforopticalimagingwhenconjugatedtoantibodies,receptor-bindingligands,smallmolecules,andmore.ItisconsiderablylesssensitivetophotobleachingthanmanyotherorganicFluorochromes,andhasexcellentwatersolubilityandsalttolerance.Itcanalsobeanalternativetoquantumdots.
Recently,IRDye700DXhasshownpotentialasamolecular-targetedcancertherapy,orphotoimmunotherapy(PIT)1.IRDye700DXdye-conjugatedprobesandagentsarecurrentlyinvolvedinocularmelanomaandheadandneckcancerclinicaltrials.
AssaysthatuseIRDye700DXconjugatesmayrequirea"dye-only"controlforpotentialeffectsorretentionofthedye.
Carboxylate(non-reactive)formofIRDye700DXisanidealcontrol.
Note:Thecarboxylatedyehasnoreactivegroupandcannotbeusedforlabeling.
DyeStructure
Properties
- ChemicalFormula:C70H92N11Na5O25S6Si3
- MolecularWeight:1879.12g/mol
- ExactMass:1877.34
References
- M.Mitsunaga,M.Ogawa,N.Kosaka,L.T.Rosenblum,P.L.Choyke,H.Kobayashi,Cancercell-selectiveinvivonearinfraredphotoimmunotherapytargetingspecificmembranemolecules.NatureMedicine17,1685-1691,2011.
Todiscusspurchasequantitiesover1gramorcommercialdevelopmentrightsusingIRDyeinfrareddyes,pleasecontactBusinessDevelopment.