From: Expression of p53, inducible nitric oxide synthase and vascular endothelial growth factor in gastric precancerous and cancerous lesions: correlation with clinical features
P53
iNOS
VEGF
Invasion depth of GC
No. of samples Examined
No. of positive stain n (%)
Within mucosa
11
5 (46)
3 (27)
6 (55)
Muscle layer
44
23 (52)
21 (48)
22 (50)