On the cover: Estrogen promotes postnatal neovascularization by systemic effect. Panels show cornea neovasculatures stained with FITC conjugated isolectin B4, in cornea micropocket assay of ovariectomized mice. Cornea neovascularization was induced by VEGF pellet embedded in cormea micropocket following subcutaneously administered placebo (left) or estrogen tablet (right). See related article, page 598.