Ziziphus jujuba (Rhamnaceae) Alleviates Working Memory Impairment and Restores Neurochemical Alterations in the Prefrontal Cortex of D-Galactose-Treated Rats

Figure 7

Photomicrographs of the prefrontal cortex sections after hematoxylin and eosin staining (×250). (a) Normal control group; (b) D-galactose group; (c) positive control treated with tacrine (10 mg/kg); (d) positive control treated with aspirin (20 mg/kg); (e) group treated with Z. jujuba (41.5 mg/kg); (f) group treated with Z. jujuba (83 mg/kg); (g) group treated with Z. jujuba (166 mg/kg). Normal neuron (blue arrow); perivascular edema and dilated blood vessel (yellow arrow); granulovacuolar degeneration and pyknosis (red arrow).

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