FITC anti-rat CD11b	BD Pharmingen, Torreyana, CA
rh-ICAM-1	R&D Systems, Minneapolis, MN
Confocal Microscope & LSM 510	Carl Zeiss, Inc., New York, NY
Hyperbaric Research Chamber-Model 1300	Sechrist Industries, Inc., Anaheim, CA
Nembutal, sodium pentobarbital	Abbott Laboratories, North Chicago, IL
Histopaque 1077 & Histopaque 1119	Sigma Chemical Co., St. Louis, MO
Carboxy-2-phenyl-4,4,5,5,-tetramethylimidazoline-1-oxyl 3 oxide (C-PTIO)	Sigma Chemical Co., St. Louis, MO
L-nitro-aminomethylamine (L-NAME)	Sigma Chemical Co., St. Louis, MO
7-nitro-indazole (7-NI)	Sigma Chemical Co., St. Louis, MO
N-(3-aminomethyl)benzyl)acetamidine (1400W)	Cayman Chemical Co., Ann Arbor, MI