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The contrast-induced renal dysfunction and histological injury in rats. (a) BUN and serum creatinine levels at 6, 12, 24, and 48 hours after contrast infusion. (b) Representative images of PAS staining in the tubular injury at 6, 12, and 24 hours after contrast infusion. Data were presented as mean ± SEM (∗P < 0.05).
