Figure 4From: Expression of LGR-5, MSI-1 and DCAMKL-1, putative stem cell markers, in the early phases of 1,2-dimethylhydrazine-induced rat colon carcinogenesis: correlation with nuclear β-catenin Expression of LGR-5 in two different tumours. Panel A: heterogeneous expression of LGR-5 inside a tumour in which positive (white arrow) and negative (red arrow) areas are present. Panel B: LGR-5 is expressed toward the luminal part. Original magnification 400x.Back to article page