POPO-1
POPO-1 (Ex-Max 434 nm/Em-Max 456 nm)
POPO-1 is a cell-impermeant, fluorogenic bis-intercalating nucleic acid stain. POPO-1 has an excitation peak at 433 nm and an emission peak at 457 nm. It is commonly used as a dead and apoptotic cell stain in the following applications: Fluorescence Microscopy.
Excitation & emission spectra
Key facts
- Excitation maximum
- 434 nm
- Emission maximum
- 456 nm
- Optimal laser line
- 405
- Optimal filter
- 450/50
POPO-1 has an excitation maximum at 434 nm and an emission maximum at 456 nm, a Stokes shift of 22 nm. It is optimally excited by the 405 laser line.
Frequently asked questions
- What is POPO-1?
- POPO-1 is a cell-impermeant, fluorogenic bis-intercalating nucleic acid stain. POPO-1 has an excitation peak at 433 nm and an emission peak at 457 nm. It is commonly used as a dead and apoptotic cell stain in the following applications: Fluorescence Microscopy.
- What laser excites POPO-1?
- POPO-1 is optimally excited by the 405 laser line. Its excitation maximum is 434 nm.
- What filter should I use to detect POPO-1?
- A 450/50 filter captures the peak of the POPO-1 emission near 456 nm with minimal spillover.