Age (month)
|
Cre
|
N
|
Aβ40 (pg/mg brain)
|
Aβ42 (pg/mg brain)
|
ratio 40/42
|
---|
| | |
Average
|
STDEV.P
|
P -value
|
Average
|
STDEV.P
|
P -value
| |
---|
8
|
-
|
3
|
1,257
|
1,022
|
0.40
|
271
|
193
|
0.45
|
4.6
|
|
+
|
3
|
481
|
315
| |
142
|
75
| |
3.4
|
9
|
-
|
17
|
2,024
|
1,192
|
0.90
|
399
|
192
|
0.71
|
5.1
|
|
+
|
12
|
2,074
|
746
| |
421
|
116
| |
4.9
|
15
|
-
|
4
|
4,235
|
946
|
0.65
|
1,015
|
104
|
0.74
|
4.2
|
|
+
|
4
|
4,582
|
823
| |
972
|
188
| |
4.7
|
16 to 18
|
-
|
4
|
4,445
|
1,135
|
0.74
|
971
|
181
|
0.79
|
4.6
|
|
+
|
5
|
4,830
|
1,777
| |
1,020
|
289
| |
4.7
|
- There was no difference in the levels of Aβ40 and 42 in the brains of mouse expressing APPswe/PS1dE9 gene in the LRP1 lox/lox homozygous background in the absence or presence of the GFAP-Cre transgene in any given age group.