Table 3

 Relationship between expression level of neutrophil gelatinase-associated lipocalin and proliferating cell nuclear antigen in oesophageal squamous cell carcinoma by western blot

GroupPCNA expression level(T/N ratio, mean (SD))p Value
NGAL, neutrophil gelatinase-associated lipocalin; PCNA, proliferating cell nuclear antigen; T/N ratio, ratio of tumour/corresponding normal tissue.
NGAL0.400
    >0.55 ng8.27 (8.13) (n = 25)
    <0.55 ng10.58 (10.62) (n = 23)