Sorry for the late notice, I thought a mail would be sent automatically by turning the machine down. The turbo pump stopped. Pierre -- _____________________________________________________ Pierre-F. Indermuhle Research Scientist Zyomyx Inc. 3911 Trust Way Hayward, CA. 94545 Phone: (510) 266-7509 Fax (510) 786-3832 http://www.zyomyx.com