On the cover: Vascular remodeling and stromal cell-derived factor-1α deposition in smooth muscle cell-specific PTEN-null mice. Double-immunofluorescent staining of an aortic section from a PTENflfl;SM22α-Cre mouse showing SDF-1α (green) coexpression with SM-α-actin-positive (red) medial and intimal cells. See related article, page 1036.
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