About Cy3

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Cy3 is an important historical fluorophore from GE Healthcare. It has an excitation peak at 554 nm and an emission peak at 568 nm. Spectrally its similar to Alexa Fluor™ 555.

Alternative Dyes to Cy3

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Cy3 ATTO 550 CoraLite Plus 555

Dyes similar to Cy3 based on emission

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5-TAMRA 6-TAMRA Alexa Fluor 546 Alexa Fluor 555 ATTO 542 ATTO 550 ATTO Rho6G BDY TMR-X SE BODIPY 558/568 BODIPY TMR-X BPE Brilliant Violet 570 Brilliant Ultraviolet 563 Calcein Red AM Calcein Red Calcium Orange CellBrite Fix 555 CellBrite Orange CellBrite Steady 550 CellMask Orange Plasma Membrane Stain CellROX Orange CellTracker Orange CF535ST CF540 CF543 CF550R CF555 Chromeo 546 CMA-Chromomycin A3 CoraLite Plus 555 Cyanine 3 SE Cyanine 555 CytoTrace Red CytoTrack Yellow DiI DY-395XL DY-485XL DyLight 549 DyLight 550 Dyomics 547 eFluor 565NC eFluor 570 FVS570 FVS575V HiLyte 555 iFluor 555 Janelia Fluor 549 LIVE 550 Live/Dead Fix Olive LSSmOrange LysoView 550 MaxLight 550 MemBrite Fix 543/560 MemBrite Fix 543/560 MITO-ID Green MITO-ID MP (high potential) MitoLite Orange FX570 MitoTracker Orange mKO mKusabira-Orange2 mOrange NeuroVue Orange NL 557 NovaFluor Yellow 570 NucView 530 OC515 OFP Oyster 555 PhenoVue 551 Mitochondrial Stain PhenoVue Fluor 555 PhenoVue ROS-570, Total Oxidative Stress Indicator PKH26 POPO-3 PromoFluor 555P Pyronin Y Qdot 565 ReadiLink 555-570 Rhod-2 (Ca2+ bound) Rhodamine B Rhodamine Seta-400-NHS Seta-555-NHS Spark Blue 574 Spark YG 570 StarBright UltraViolet 575 StarBright Violet 570 SureLight BPE Sytox Orange TFAX 546 SE TMRE TRITC TSA Vivid 570 ViaKrome 561 VivaFix 547/573 VRDye 549 Zombie Yellow Aluora 555 RayBright PE ExoBrite 555/575 True EV Membrane Stain AbBy Fluor 555 XFD546 XFD555 CellTracker CM-Dil NucSpot 555/570 Taxol Janelia Fluor 549 AcidiFluor ORANGE ActinBrite 550/565 BactoView Dead 560/570 BOP-JF549 CoraLite 555 Spark PLUS B574 ABflo 532 JFX 554, Maleimide mFluor Blue 570 ABflo 555