Table 1.

Description of histological findings of Figure 4

	HE and Gram					Immunohistology
	valve destruction	leaflet thickening	Gram-positive bacteria	fibrinous exsudates	infiltration of inflammatory cells	leukocyte infiltration	macrophage infiltration
naïve	0	0	0	0	0	0	0
SHAM	+	+	0	0	+	+	+
17	++	0	++	0	+/++	++	++
30	0	+++	++	++	++	++	++
33	+++	0	+++	+++	+++	+/++	+/++