Table 5: Pathological incidence in male Sprague-Dawley rats after repeated iv injections of DINP and other test materials for 4 wk.

Pathological change type Pathological incidence (n/n)
Control 125 mg/kg DINP 250 mg/kg DINP 500 mg/kg DINP 500 mg/kg DEHP
Tiny hepatic granulomas 0/10 0/10 0/10 2/10 2/10
Liver header lymphocyte infiltration 0/10 0/10 0/10 3/10 4/9
Liver vacuolation 0/10 0/10 0/10 0/10 4/9
Small local hepatic necrosis 0/10 0/10 0/10 1/10 4/9
Regional lymphocytes infiltration in kidney 1/10 1/10 1/10 1/10 4/9
Small local nephritic necrosis 0/10 0/10 0/10 0/10 4/9
Testis local seminiferous tubule epithelium spermatocyte and spermatid disappearance 0/10 0/10 0/10 1/10 4/9