Citation: Rl. Lafleur et al., THE BIPHASIC MESSENGER-RNA EXPRESSION PATTERN OF BOVINE INTERLEUKIN-8IN PASTEURELLA-HAEMOLYTICA LIPOPOLYSACCHARIDE-STIMULATED ALVEOLAR MACROPHAGES IS PRIMARILY DUE TO TUMOR-NECROSIS-FACTOR-ALPHA, Infection and immunity, 66(9), 1998, pp. 4087-4092