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Body weight of animals after inhalation exposure to (A) PMET731, (B) PMET885, and (C) PMET540. (D) % change in body weight of animals after exposure to the different thermal spray coating aerosols. Male Sprague-Dawley rats were exposed to a target concentration of 25 mg/m3 × 4 hr/d × 4 d (n= 12 rats/treatment group up to 8 days; n= 6 rats/treatment group after 8 days). *Significantly different from corresponding air control within a time point (p < 0.05).
