Chemicals
HBSS was obtained from Gibco Ltd. 3H-TXB2 was obtained from
Amersham International, LTB4 from Cascade Biochemicals Ld
and 3H-LTB4 from Du Pont (UK) Ltd. Polyclonal rabbit anti-TXB2
and anti-LTB4 antibodies were a kind gift from Dr. R. Forder, Xe-
neca Pharmaceuticals and Liquiscint scintillation fluid was ob-
tained from National Diagnostics. All other chemicals used were
obtained from Sigma.