Quantification analysis of crescent formation, ED-1+ macrophages, CD+ T cells, and CCR7+ cells. Results are means ± SD for each group. Closed bar, the vehicle group. Dotted bar, the early Psora-4 group. Hatched bar, the delayed Psora-4 group. Mφ, macrophages; glo, glomerulus; IS, interstitium. *P < 0.05 vs. vehicle.