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Table 1 Characterisation of spark generated silver nanoparticles and lung burden on each of the exposure conditions for the two rat strains

From: Pulmonary effects of inhalation of spark-generated silver nanoparticles in Brown-Norway and Sprague–Dawley rats

  Sprague–Dawley rats Brown-Norway rats
Control Low dose High dose Control Low dose High dose
Count Median Diameter (nm) - 13.4 ± 1.0 14.1 ± 2.3 - 15.9 ± 0.8 15.7 ± 2.8
Geometric Standard Deviation - 1.60 ± 0.03 1.58 ± 0.06 - 1.58 ± 0.02 1.56 ± 0.06
Concentration /cm3 <1 (4.50 ± 0.21) x 107 (4.55 ± 0.70) x 107 <1 (3.89 ± 0.18) x 107 (3.68 ± 0.48) x 107
Mass concentration (μg/m3) - 801 ± 33 670 ± 49 - 791 ± 32 617 ± 25
Exposure duration (mins) 720 180 720 720 180 720
Lung burden (μg) 0 8 28 0 8 26
Alveolar dose (μg) 0 6 19 0 6 18