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Table 1 Immunoreactivity of p53, iNOS and VEGF in gastric normal epithelia and the epithelia with different severities of lesions

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
  No. of samples examined No. of positive stain n (%) No. of positive stain n (%) No. of positive stain n (%)
Normala 10 0 (0) 0 (0) 0 (0)
CSGb 15 0 (0) 0 (0) 0 (0)
CAGc 9 1 (11) 0 (0) 2 (22)
IMd 16 3 (19) 2 (13) 5 (31)
DYSe 10 3 (30) 4 (40) 5 (50)
GCf 55 28 (51) 24 (44) 28 (50)
  1. P53: c:f p = 0.02 d::f p = 0.013; iNOS: c:f p = 0.03 d:f p = 0.015; VEGF: c:f p = 0.014 d:f p = 0.015