Table 2.

Microkinetic analyses of patrolling monocytes in different vascular beds.

		Carotid artery (18)		Dermal venules (19)	Kidney cortex (11)		Lung (12)	Mesenteric venules (20)
		Basal	R848	Basal	Basal	R848	Basal	Basal
Velocity	μm/min	36	19	17	≈9	≈7.5	10.2 ± 0.3	≈9
Duration	s	284	343	14	≈540	≈1,300	nd	≈1,200
Length	μm	134	124	249	≈80	≈150	nd	≈200
Confinement ratio		0.22	0.10	0.63	≈0.6	≈0.3	nd	≈0.55
Displacement	μm	31	12	162	≈28	≈41	nd	nd

nd, not determined.