About TOTO-1

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TOTO-1 (Thiazole Orange Homodimer) from Thermo Fisher Scientific is a bis-intercalating, fluorogenic DNA dye used for counterstaining fixed cell nucleii or for assessing viability in flow cytometry. It has an excitation peak at 514 nm and an emission peak at 533 nm.

Dyes similar to TOTO-1 based on emission

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2-NBDG Alexa Fluor 430 Alexa Fluor 514 Amethyst Orange BCECF (525em) pH9.0 BCECF AM BCECF BCECF (Red em) pH5.2 Calcium Green CellBrite Steady 488 CellTrace Oregon Green CF450 CF503R Chromeo 505 Citrine DCF DMAO DY-375XL EvaGreen EvaGreen Plus eYFP FITC Fluo-3 AM Fluo-3 GelGreen Ghost Dye Violet 540 GOLGI-ID Green HiLyte 488 Krome Orange LIVE 510 Live/Dead Fix Aqua Lucifer Yellow LysoSensor Yellow/Blue pH3.0 LysoView 488 mCitrine MitoLite Green EX488 NBD Newport Green DCF NovaFluor Blue 530 Nuclear Green Nuclear-ID Green NucView 488 Oregon Green 488 Oregon Green 514 Oxazole Gold PhenoVue Fluo-4 AM, Calcium Indicator pHrodo Green Premo Cameleon Calcium Sensor (Ca2+ bound) Premo Cameleon Calcium Sensor (Ca2+ free) Qdot 525 ReadiLink 405-537 Rhodamine 123 Riboflavin ROS-ID Green Spark Blue 550 Spark Violet 538 STAR 488 STAR 512 Syto 16 Thiazole Orange Thiazole Orange Homodimer Thiazole Orange Iodide Topaz TO-Pro 1 Venus ViaFluor 488 Vybrant DyeCycle Green YFP BactoSpore 488/540 Nucleic Acid Stain RayBright LIVE V500 RayBright LIVE 488 ThiolTracker Violet ATTO Rho110 Spark PLUS B550 Aluora 514 ExoBrite 515/540 True EV Membrane Stain cFluor B532 ATTO 495 RayBright Violet 500