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Histological examination of the sonicated rabbit brain. H&E stained tissue section at magnification (A) 4× and (B) 20×. Sonication did not cause any visible minor or major vascular damage. Magnified (20×) view of (C) TUNEL and (D) VAF stained sections of the rabbit's brain (black bars, 150 μm). No TUNEL positive, apoptotic cells are present. No major ischemic alteration, like acidophilic cells, were found in the VAF stained sections.
