“Urinary albumin excretion was markedly increased in untreated diabetic rats (C = … vs STZ = 7.75 ± 1.8 mg/24 h) and PPS … albumin rise (3.7 ± 0.7 mg/24 h), without affecting the metabolic control … ± 1.7; STZ = 8.82 ± 0.47; STZ + PPS = 8.63 ± 0.54).”