Figure 4.
H1R occupancies after administration of 0, 1, 2 and 5 mg of d-chlorpheniramine in the frontal cortex. The H1R occupancies were dose-dependently increased (1 mg; 40.4±6.0%, 2 mg; 60.4±3.8%, 5 mg; 85.5±3.5%) in the frontal cortex.
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