Figure 2From: Id-1 is not expressed in the luminal epithelial cells of mammary glandsImmunohistochemical analyses for Id-1. (A), (B) The immunoreactivity in the vasculature (arrows) of the developing brain (inset, B) at day 12.5 of gestation. Original magnification, (A) 50 ×, (B) 400 ×.Back to article page