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Table 2 Comparison of the cellular population structure (AD vs neuropath-free controls) from the brains in the Mayo Clinic and Mount Sinai Brain Bank

From: Genetic variants associated with Alzheimer’s disease confer different cerebral cortex cell-type population structure

 

Brain regions

Sample size

Neuron

Astrocyte

Oligodendrocyte

Microglia

  

n

Effect

p value

Effect

p value

Effect

p value

Effect

p value

Mayo

AD vs Control

CB

119

− 0.03

2.74 × 10−01

0.05

8.65 × 10−02

− 0.02

1.07 × 10−01

−3.19 × 10−04

9.19 × 10−01

TC

119

− 0.17

1.58 × 10−07

0.23

5.01 × 10−09

− 0.07

1.8 × 10−02

− 2.03 × 10−03

5.48 × 10−01

Mount Sinai Brain Bank

AD vs Control

APC

184

− 0.04

8.14 × 10−04

0.06

8.11 × 10−05

− 0.01

3.36 × 10−02

− 3.18 × 10−03

1.12 × 10−02

STG

167

− 0.08

3.49 × 10−07

0.1

1.45 × 10−07

− 0.01

5.8 × 10−02

− 3.17 × 10−03

5.78 × 10−02

PHG

160

− 0.11

1.35 × 10−08

0.13

5.48 × 10−10

− 0.02

1.79 × 10−03

− 3.18 × 10−03

1.35 × 10−01

IFG

159

− 0.04

3.12 × 10−03

0.06

3.58 × 10−04

− 0.01

4.39 × 10−02

−3.98 × 10−03

1.64 × 10−02

Clinical Dementia Rating

APC

184

− 0.02

9.38 × 10−04

0.02

2.07 × 10−04

− 3.43 × 10−03

1.25 × 10−01

− 1.46 × 10−03

4.95 × 10−03

STG

167

− 0.03

1.87 × 10−06

0.04

3.33 × 10−07

− 0.01

2.1 × 10−02

−1.02 × 10−03

1.49 × 10−01

PHG

160

− 0.04

8.56 × 10−06

0.04

2.85 × 10−06

− 0.01

8.7 × 10−02

− 1.94 × 10−03

2.53 × 10−02

IFG

159

− 0.02

8.29 × 10−05

0.03

1.4 × 10−05

− 4.64 × 10−03

6.7 × 10−02

− 1.46 × 10−03

3.11 × 10−02

Braak staging

APC

173

− 0.01

1.21 × 10−02

0.01

1.27 × 10−03

− 3.09 × 10−03

2.77 × 10−02

− 7.04 × 10−04

3.12 × 10−02

STG

158

− 0.02

2.22 × 10−07

0.02

2.77 × 10−07

− 2.91 × 10−03

1.17 × 10−01

− 5.47 × 10−04

1.97 × 10−01

PHG

147

− 0.02

1.83 × 10−06

0.03

9.6 × 10−08

− 0.01

1.49 × 10−03

− 3.71 × 10−04

4.97 × 10−01

IFG

152

− 0.01

1.01 × 10−02

0.01

8.56 × 10−04

− 3.55 × 10−03

2.37 × 10−02

− 1.01 × 10−03

1.74 × 10−02

Mean amyloid plaques

APC

184

−1.88 × 10−03

3.6 × 10−03

2.82 × 10−03

1.03 × 10−04

− 7.99 × 10−04

2.13 × 10−03

− 1.46 × 10−04

1.72 × 10−02

STG

167

−4.2 × 10−03

7.73 × 10−08

0.01

4.63 × 10−08

− 6.08 × 10−04

9.01 × 10−02

− 2.04 × 10−04

1.5 × 10−02

PHG

160

− 4.96 × 10−03

5.05 × 10−09

0.01

1.26 × 10−10

− 9.99 × 10− 04

1.85 × 10−03

− 2.1 × 10−04

2.58 × 10−02

IFG

159

−2.58 × 10−03

3.82 × 10−04

3.53 × 10−03

1.96 × 10−05

− 7.41 × 10−04

1.51 × 10−02

− 2.04 × 10−04

1.26 × 10−02

  1. The cell-type proportions from AD cases and control were inferred from bulk RNA-seq using the ssNMF method. Effects of AD and associations with additional clinical and pathological phenotypes in cell-type distributions were estimated using linear regression model
  2. CB cerebellum, TC temporal cortex, APC anterior prefrontal cortex, SGT superior temporal gyrus, PHG parahippocampal gyrus, IFG inferior frontal gyrus