About the cover: Light microscopy of the inner zone (A–E), the outer zone inner stripe (F–J), and the outer zone outer stripe (K–O) of the medulla of the kidney of AKI rats treated with intravenous injection of vehicle, GABA, GABA + bicuculline, and GABA + CGP52432 at 29 h after reperfusion and sham-operated rats. See the article by Kobuchi et al. on page 767 of this issue.