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Table 2 Characteristics of P + SOA exposure

From: Inhaled ambient-level traffic-derived particulates decrease cardiac vagal influence and baroreflexes and increase arrhythmia in a rat model of metabolic syndrome

Pollutant

ND

MetS

PM2.5 Mass (μg/m3)

56.3

± 1.2

20.4

± 0.9

PM2.5 Count (thousand/cm3)

9.0

± 0.2

6.6

± 0.2

PM2.5 MMD (nm)

297.0

± 6

262.7

± 2

PM2.5 CMD (nm)

135.0

± 2

95.2

± 2

NO (ppb)

1.0

± 0

3.2

± 1.2

NOx (ppb)

2.6

± 0.5

11.3

± 1

O3 (ppb)

-

-

22.7

± 2.1

CO (ppm)

-

-

1.0

±0

  1. Means ± SE over entire 12-day exposure period. PM2.5 MMD and CMD denote mass and count median diameters ± geometric standard deviation. P + SOA exposure of ND rats applied the same parallel gas denuders as for MetS, but CO and O3 were not measured. FA was not monitored
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Particle and Fibre Toxicology

ISSN: 1743-8977

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