Intesity of fluroscence in 2 channels together

Posted by tissueajit on
URL: http://imagej.273.s1.nabble.com/Intesity-of-fluroscence-in-2-channels-together-tp3691650.html

I have an image (Fluroscent microscopy; picture of cells )which contains merged red and green channels. I wan to measure the intensity of both channels across a region of interest (for one cell, for example). Could you kindly tell me how to go for it in Image J?

Thanks in advance!
Ajit