Try Chiron; we've had great success with them (see Journal of Immunology
161:4719--4727, 1998). Good Luck!!
With warm regards,
sebastian
Sebastian Joyce, Ph.D.
DEPARTMENT OF MICROBIOLOGY & IMMUNOLOGY
THE PENNSYLVANIA STATE UNIVERSITY COLLEGE OF MEDICINE
MILTON S. HERSHEY MEDICAL CENTER
ROOM C6814, H107
500 UNIVERSITY DRIVE
HERSHEY, PA 17033-0850
TELEPHONE: 717-531-4163
FACSIMILE: 717-531-4600