FVS440UV (Fixable Viability Stain 440UV) is used as a flow cytometry viability dye to determine cellular viability in mammalian cells.

What laser excites FVS440UV?

FVS440UV is optimally excited by the 355 laser line. Its excitation maximum is 336 nm.

What filter should I use to detect FVS440UV?

A 450/50 filter captures the peak of the FVS440UV emission near 433 nm with minimal spillover.

How many antibodies are available conjugated to FVS440UV?

FluoroFinder tracks 1 commercially available FVS440UV conjugates, searchable by target, clone, host and application.

FVS440UV Dye Profile | FluoroFinder

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Excitation & emission spectra

Key facts

Excitation maximum: 336 nm
Emission maximum: 433 nm
Optimal laser line: 355
Optimal filter: 450/50
Commercial antibodies: 1 from 1 supplier

FVS440UV has an excitation maximum at 336 nm and an emission maximum at 433 nm, a Stokes shift of 97 nm. It is optimally excited by the 355 laser line.

Frequently asked questions

What is FVS440UV?: FVS440UV (Fixable Viability Stain 440UV) is used as a flow cytometry viability dye to determine cellular viability in mammalian cells.
What laser excites FVS440UV?: FVS440UV is optimally excited by the 355 laser line. Its excitation maximum is 336 nm.
What filter should I use to detect FVS440UV?: A 450/50 filter captures the peak of the FVS440UV emission near 433 nm with minimal spillover.
How many antibodies are available conjugated to FVS440UV?: FluoroFinder tracks 1 commercially available FVS440UV conjugates, searchable by target, clone, host and application.