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Representative histologic images from AGM infected with RVFV. Virus-infected brain showing lymphocytic meningitis (A) and perivascular lymphocytic inflammation (B); (C) virus-infected brain showing karyorrhectic neuron with fragmented pyknotic fragmented nucleus and hypereosinophilic cytoplasm consistent with apoptosis with no inflammatory reaction; (D) virus-infected brain demonstrating RVFV-infected neurons in the hippocampus.
