Question about quantification of positive cells

[Juliette Martin]

Dear Colleagues
I'm looking for help about ImageJ to quantify positive cells.
I'm working on liver section and immunohistochemistry labeling. I  
would like to calculate the percentage of positive cells/total cells.  
Could you hejp me to process at quantification of positive cells  
(positive nucleus) for one staining and quantification of total cells  
(positive + negative).
Thank you for your help
Sincerely
Juliette

--
========================================
Juliette Martin
University of Berne
[hidden email]