Several companies market baculovirus reagents and supplies. Try these: Clontech 800-662-clon Invitrogen 800-955-6288 PharMigen (don't have their number here) All have developed or purchased recombinantion vectors for various purposes. -- Greg Tobin, Ph.D. tobin at lcms-1.ncifcrf.gov LCMS PO Box B Frederick, MD 21702