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. 2021 May 28;14:639145. doi: 10.3389/fnmol.2021.639145

TABLE 1.

Summary of microglia/macrophage morphology measures.

Measure Unit Range Scale Sampling Interpretation
Fractal dimension Regression slope[In(N)/In(?)] DB 1-2 Individual cell 24 cells/animal Cell complexity
Circularity Index (4π[area]/[perimeter]2) CI 0–1 Individual cell 24 cells/animal Cell circularity