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ACE2 is highly expressed in arousal-related reticular formation pontomedullary nuclei. A: Schematic representation of the location of the pontine reticular nuclei (PRN) and gigantocellular reticular nucleus (GRN) in a sagittal section. Low power (B) and high power (C and D) confocal photomicrographs show ACE2 positive cells identified in PRN. Arrows indicate examples of some of those cells.
