Figure 1

Concentrations of immunoglobulin isotypes and bovine serum albumin (BSA) in afferent and efferent lymph, milk and blood serum, before and after intramammary infusion of 50 μg of Escherichia coli endotoxin. Data are expressed as LS-mean ± SEM. Time 0 refers to samples collected before the endotoxin infusion.