TABLE 2.

Morphometric analysis of histopathological lesion score.

Group	The degree of the lesion
	Heart	Brain	Lung	Spleen	Kidney
rSNA-Δ50	++++	++	++	+	+
rSNA-Δ50–Δ58	++	++	+	+	+
rSNA-Δ50–Δ58–Δ63	++	+	++	++	+
rSNA-Δ50–Δ58–Δ63–Δ68	+	+	+++	+	+
rSNA+	+	–	++	+++	+
rSNA-5	++++	++	+++	+++	+
rSNA-10	++	++	+++	++++	+
rSNA-15	++++	++++	++++	–	+
rSNA-20	++++	++++	++++	+++	+

The number of “+” represents the degree of the lesion, the more “+” the more serious. “–” no obvious histopathologic changes were observed.