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Air sampling methods. Aerosol particles were collected using a condensation sampler or an aerodynamic particle sizer. (A) Air was collected from awake hamsters within a sealed 2-liter chamber. (B) Air was collected from anesthetized hamsters using a nosecone. (C) Aerosol particle emission rate from uninfected hamsters (n = 4) in the chamber (filled circles) or by nosecone (open circles). *, P < 0.05. This figure was created with BioRender.com.
