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Table 1 Scoring for microglial activation

From: Poly(ADP-ribose)polymerase-1 modulates microglial responses to amyloid β

Cell shape

(% with activated morphology)

Score

0%

0

1-25%

1

26-69%

2

≥70%

3

Cell number

(cells per 50 mm2)

Score

1-5

1

6-11

2

12-17

3

18-28

4

29-39

5

≥ 40

6

  1. Microglia were identified by Iba-1 immunoreactivity. Scoring with the two criteria were combined to yield an aggregate microglia activation score (0-9).