Figure 6.
Y2 receptor (Y2R) is universally expressed in undifferentiated neuroblastoma (NB) cells. A and B: Representative images of Y2R immunostaining in undifferentiated (A) and differentiating (B) human NB tissues. The red arrowhead indicates Y2R-positive endothelial cells. C: Y2R immunostaining in a tumor developing in a TH-MYCN mouse. Scale bar = 100 μm (A–C).