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Table 1 Age and genotype statistics for entorhinal cortical and hippocampal neuronal changes

From: Parvalbumin neuroplasticity compensates for somatostatin impairment, maintaining cognitive function in Alzheimer’s disease

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Age effect

Genotype effect

Age × genotype interaction

9-month: NTg vs Tg

12-month: NTg vs Tg

15-month: NTg vs Tg

EC NeuN

(Fig. 1c)

F(2,46) = 3.29;

*P = 0.05

F(1,46) = 0.20;

P = 0.66

F(2,46) = 0.55;

P = 0.58

N/A

N/A

N/A

EC layer II NeuN

(Fig. 1d)

F(2,46) = 25.10;

***P < 0.0001

F(1,46) = 4.81;

*P = 0.03

F(2,46) = 1.23;

P = 0.30

P = 0.06

P = 0.84

P = 0.43

HP NeuN

(Fig. 1e)

F(2,46) = 1.10;

P = 0.34

F(1,46) = 1.65;

P = 0.21

F(2,46) = 4.50;

*P = 0.02

P = 0.13

P = 0.13

P = 0.13

HP CA1 NeuN

(Fig. 1f)

F(2,46) = 0.96;

P = 0.39

F(1,46) = 0.008;

P = 0.93

F(2,46) = 4.48;

*P = 0.02

P = 0.92

P = 0.10

P = 0.10

HP CA3 NeuN

(Fig. 1g)

F(2,46) = 6.41;

**P = 0.004

F(1,46) = 6.28;

*P = 0.02

F(2,46) = 1.75;

P = 0.19

P = 0.06

P = 0.94

P = 0.09

HP GCL NeuN

(Fig. 1h)

F(2,46) = 3.35;

*P = 0.04

F(1,46) = 16.30;

***P = 0.0002

F(2,46) = 1.87;

P = 0.17

**P = 0.002

P = 0.36

*P = 0.04

  1. Two-way ANOVA with correction for multiple comparisons (genotype differences per age) with a Holm-Sidak post hoc test
  2. EC entorhinal cortex, GCL granular cell layer, HP hippocampus, NeuN neuronal nuclei, NTg non-transgenic, Tg transgenic
  3. Significant effects are in bold text. *P < 0.05; **P < 0.01; ***P < 0.001