Monoarticular antigen-induced arthritis leads to pronounced bilateral upregulation of the expression of neurokinin 1 and bradykinin 2 receptors in dorsal root ganglion neurons of rats

Table 1 Expression of neurokinin 1 and bradykinin receptors in cervical DRGs ipsilateral to the inflamed knee joint

	Percentage of neurons with:
Experimental group	SP–gold-	BK–gold-
	binding sites	binding sites
Untreated control animals	10.4 ± 2.2	39.2 ± 3.9
Immunized rats without knee injection	11.6 ± 0.9	38.4 ± 4.3
AIA 3 days	10.2 ± 1.9	42.0 ± 3.2
AIA 42 days	8.4 ± 3.6	42.8 ± 4.4

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