Thats's 5 minutes in the potassium permanaganate. Some stubborn melanin may need a longer. Some authors recommend as long as 24 hours. (It's Friday - how can you tell?)
Michael Titford Pathology USA Mobila AL _______________________________________________ Histonet mailing list Histonet@lists.utsouthwestern.edu http://lists.utsouthwestern.edu/mailman/listinfo/histonet