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. 2016 Mar 10;11(3):e0151198. doi: 10.1371/journal.pone.0151198

Fig 1. Histologic scores of endometrial inflammation and severity of vasculitis.

Fig 1

(a) Uterus, endometrium, lamina propria; PRRSV-infected pregnant gilt; Hematoxylin and Eosin (HE). Minimal lymphohistiocytic endometritis (grade 1.). (b) Uterus, endometrium, lamina propria; PRRSV-infected pregnant gilt; HE. Mild lymphohistiocytic endometritis (grade 2.). (c) Uterus, endometrium, lamina propria; PRRSV-infected pregnant gilt; HE. Moderate lymphohistiocytic endometritis (grade 3.). (d) Uterus, endometrium, lamina propria; PRRSV-infected pregnant gilt; HE. Severe lymphohistiocytic endometritis (grade 4.) (Scale bar = 200 μm). (e) Uterus, endometrium, blood vessel; PRRSV-infected pregnant gilt; HE. Lymphocytic vasculitis (severity grade 1.) (arrow). (f) Uterus, endometrium, blood vessel; PRRSV-infected pregnant gilt; HE. Lymphocytic vasculitis with vacuolar degeneration of the cells in the tunica intima (severity grade 2.) (arrowhead). (g) Uterus, endometrium, blood vessel; PRRSV-infected pregnant gilt; HE. Severe lymphocytic vasculitis with necrosis (severity grade 3.) (asterisk) (Scale bar = 200 μm).