Therapeutic effect of caffeic acid phenethyl ester on cerulein-induced acute pancreatitis

Table 1 Pathological grading system in experimental AP

Edema	0	No edema
	1	Interlobular edema
	2	Moderate interlobular edema + intra-acinar edema
	3	Severe interlobular and intra-acinar edema
Inflammatory infiltration	0	No infiltration
	1	Intravascular margination of granulocytes
	2	Granulocytes present in the perivascular tissue
	3	Diffuse infiltration of entire pancreatic gland
Fat necrosis	0	No necrosis
	1	1-4 necrotic cells ( each microscopic area)
	2	5-10 necrotic cells
	3	11-16 necrotic cells