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The pathological change of mice tissue (HE, ×400): 1. negative control; 2. 8 g/Kg treatment by nandina leaf extract; 3. 40 g/Kg treatment by nandina leaf extract; A. no change in heart muscle fibers; B. no change in liver cells; C. no change in lymph cells; D. no change in lung tissues; E. no change in glomerulus.
