Indirubin Treatment of Lipopolysaccharide-Induced Mastitis in a Mouse Model and Activity in Mouse Mammary Epithelial Cells

Table 1

Histopathologic scoring criteria.

Feature	Description	Score
Hyperemia/edema	Normal	0
	Mild	1
	Moderate	2
	Severe	3
Milk stasis/acinar necrosis	Normal	0
	Mild	1
	Moderate	2
	Severe	3
Infiltration with neutrophil	0-1: acinar or mammary gland neutrophil	0
	2–5: acinar or mammary gland neutrophil	1
	6–10: acinar or mammary gland neutrophil	2
	11–15: acinar or mammary gland neutrophil	3
	16–20: acinar or mammary gland neutrophil	4
	>20: acinar or mammary gland neutrophil	5