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The sections of rat kidney tissue show normocellular glomerular tufts disposed on a background containing renal tubules of control (normal saline, 10 mL/kg, p.o.) (NA); phenylhydrazine (PHZ, 60 mg/kg) (vascular congestion; see arrow); dexamethasone (DXM, 0.014 mg/kg); HEASR1 (50 mg/kg) (NA); HEASR2 (200 mg/kg) (NA); PHZ + HEASR2 (NA); PHZ + DXM (NA); PHZ + DXM + HEASR2 (NA). HEASR indicates hydroethanolic extract of A. smathmannii Root. (H & E, mag. ×400); NA: no abnormality.
