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Hematoxylin and eosin stains of kidney sections of all groups in the first stage: (a) C, control; (b) M, model; (c) A, allopurinol; (d) AR-L, low dose of AR; (e) AR-H, high dose of AR; (f) RSG-L, low dose of RSG; (g) RSG-H, high dose of RSG (images under ×200 optical magnification).
