Figure 4From: Acute oral toxicity and biodistribution study of zinc-aluminium-levodopa nanocomposite Histopathology of the kidney tissue ( 10 ×) 2 / weeks post-exposure to ZAL (A) , ZA (B) and vehicle control (C) . G, glomerulus; T, renal tubule. The kidney tissue was stained with H&E, showing preserved glomerular and tubular structure in A and B, similar to the finding in the control group (C). Microscopic appearance of brain cortical region after H&E stain.Back to article page