collagen measurment

Posted by shadi on Feb 23, 2016; 6:53pm
URL: http://imagej.273.s1.nabble.com/collagen-measurment-tp5015697.html

hi
i want to knew which method is better to analysis and measure the area fraction of collagen of total area in skin slids and how can regulate threshold for collagen that colored blue in trichrome  staining
-please show me stage of analysis in blew picture