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Basal values of RL (left panel) and Cdyn (right panel) after inhalation exposure of rats to air or diacetyl. Left panel: 18 h following 6-h exposure. Air, n = 24; diacetyl, n = 6–9 for each concentration. Right panel: Cdyn. Air: n = 26; diacetyl, n = 6–10 for each concentration. Asterisk indicates significantly different from air-exposed (p < .05).
