40 Billion is alot to spend on a machine, I would shop around. Sequenza chambers serve us quite well as well as the automation. All the stains you mentioned are easily accomplished using hand techniqes. Nick(Rocky) Madary, HT,HTL(ASCP)QIHC Histology Manager, Medimmune Inc Cell-3012334950 Work-3013984745 Fax-3013989745