Figure 6.

Immunohistochemical staining for HOXA4 in human aorta. A, Representative images of intima, media, and adventitia of young and aged aortic tissue. Arrows indicate nuclear staining (black arrows) and punctuate, aggregate-like staining (white arrows). B, Enlarged frames of the boxed regions in A. Scale bar = 50 μm.

Lillvis et al. BMC Physiology 2011 11:9   doi:10.1186/1472-6793-11-9
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