Quyu Shengxin Decoction Alleviates DSS-Induced Ulcerative Colitis in Mice by Suppressing RIP1/RIP3/NLRP3 Signalling

Table 2

Histopathological scoring criteria.

Item	Score	Description
Inflammatory cell infiltration	0	Scattered inflammatory cells in the lamina propria
	1	Increased numbers of inflammatory cells in the lamina propria
	2	Inflammatory cell accumulation and invasion in the submucosa
	3	Inflammatory cell wall penetration
Mucosal injury	0	Clear mucosal boundaries, normal morphology
	1	Discrete epithelial injury
	2	Superficial mucosal corrosion or focal ulceration
	3	Possible expansion of mucosal injury to the deep intestinal wall
Crypt injury	0	Normal crypt morphology
	1	Damage to the basal 1/3
	2	Damage to the basal 2/3
	3	Only the epithelial surface is intact
	4	Complete disappearance of glandular crypts