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Table 3 Effect of chronic exposure to two types of gasoline vapour on the content of monoamines (μg/g) in the hippocampus of male rats

From: Impact of gasoline inhalation on some neurobehavioural characteristics of male rats

  Parameter
GROUP Norepinephrine Dopamine Serotonin
Control 0.54 ± 0.066 1.82 ± 0.125 0.65 ± 0.12
Leaded gasoline 0.23 ± 0.035 a*** 1.53 ± 0.29 a* 0.4 ± 0.15 a**
Unleaded gasoline 0.25 ± 0.12 a*** 1.02 ± 0.11 a*** b** 0.39 ± 0.077 a**
  1. Values are expressed as means ± SD
  2. a: significantly different from the control group.
  3. b: significantly different from the leaded gasoline.
  4. Asterisks indicate the level of significance (* P < 0.05; ** P 0.01; *** P < 0.001.)
  5. The number of animals in each experimental group was 6.