Morning all! I need some advice re: protocols to demonstrate metals in FFPE tissues. Metals such as copper, aluminum and zinc. Thanks much! Jeanine Sanders, BS, HT(ASCP), QIHC(ASCP) Centers for Diseases Control and Prevention 1600 Clifton Road NE MS H18-SB Bldg. 18, Rm SB-114 Atlanta, GA 30329 404-639-3590