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Representative photo micrograph of the sections of the hippocampi CA1 following saline, cannabis, NSO and cannabis+NSO administrations showing: normal nissl granulation in the mall pyramidal neuron (CA1) in A and C; pyknotic and darkly stained cell body, presence of dark neurons and vacuolation in the surrounding neuropil in B; reduced pyknoticity and disappearance of dark neurons in D. (CFV ×400)
