Beneficial effects of silibinin against the progression of metabolic syndrome, increased oxidative stress, and liver steatosis in Psammomys obesus, a relevant animal model of human obesity and diabetes (在一种与人类肥胖以及糖尿病相关的动物模型肥沙鼠中,水飞蓟素具有拮抗代谢综合征进展、拮抗氧化应激增加以及拮抗肝脏脂肪变性的有益作用)