Table 5

Effect of chronic exposure to two types of gasoline vapour on the acetylcholinesterase (AChE) activity, Na+, K+-ATPase activity and total protein of cerebral cortex in male rats

Parameter


GROUP

AChE

Na+, K+-ATPase

Protein

μmol SH/g/min

μmol/pi-min/g wet tissue

g/100 g tissue


Control

17.5 ± 2.24

16.34 ± 1.51

6.63 ± 0.26


Leaded gasoline

16.25 ± 2.2

13.5 ± 1.63 a*

5.78 ± 0.39a**


Unleaded gasoline

12.5 ± 2.62 a** b*

14.21 ± 1.92 a*

6.05 ± 0.38 a*


Values are expressed as means ± SD

a: significantly different from the control group.

b: significantly different from the leaded gasoline.

Asterisks indicate the level of significance (* P < 0.05; ** P 0.01.)

The number of animals in each experimental group was 6.

Kinawy BMC Physiology 2009 9:21   doi:10.1186/1472-6793-9-21

Open Data