In parallel, there was an increase in rolling (PbA-infected 51.8??12.2 versus control 2.2??1.1 cells/min; p<0.05) and adhesion (PbA-infected 29.5??3.7 versus control 2.2??1.0 cells/min; p<0.05) of leukocytes in brain venules when infected and uninfected animals were compared.