Table 5.

Gene expression (2^−ΔΔCt) of IL-1β, TNFα, BuChE, AChE, nAChRα7, nAChRα4 and nAChRβ2 in the brain of 4- and 8-month-aged SAMP8 mice in relation to the brain samples from the age-matched SAMR1 mice.

	4-Month-Aged SAMP8	8-Month-Aged SAMP8
IL-1β	2.66 ± 0.38	2.39 ± 0.15 **
TNFα	1.18 ± 0.03 ***	1.40 ± 0.13 ***
BuChE	1.66 ± 0.15	0.70 ± 0.09
AChE	1.61 ± 0.15	0.72 ± 0.09
nAChRα7	1.18 ± 0.03	0.41 ± 0.07
nAChRα4	1.78 ± 0.20	1.06 ± 0.07
nAChRβ2	0.74 ± 0.07	0.97± 0.14

Data are reported as mean ± SEM. ** p < 0.01; *** p < 0.001.