liver Hyperplasia a n d Regression after Lead Nitrate Administration* AMEDEOCOLUMBANOG,IOVANNMA . LEDDA-COLUMBANPIOE,ROP. CONI, MASSIMOVARGIU,GAVINOFAA, PAOLOPANIThe effect of a single intravenous injection of lead nitrate on liver, was investigated in male Wistar rats. Lead nitrate at 5 and ...