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. Author manuscript; available in PMC: 2014 Dec 1.
Published in final edited form as: Biomaterials. 2013 Sep 24;34(38):10.1016/j.biomaterials.2013.09.026. doi: 10.1016/j.biomaterials.2013.09.026

Table 2.

Geometric and functional anisotropic factors used to calculate the anisotropic functionality index (AFI) for engineered shape-specific neotissue and native TMJ disc tissue, showing BM+BA-treated constructs to be closest to native discal tissue in terms of anisotropy.

Anisotropy Factor Control BM BA BM+BA Native TMJ Disc
Geometry (ML:AP) 1.4 1.3 1.4 1.4 1.5
Geometry (B:MZ) 2.4 2.3 2.9 2.5 2.5
Col/WW (B:MZ) 1.4 1.5 0.9 1.2 1.1
Er (B:MZ) 3.2 2.5 0.9 1.0 1.1
Ei (B:MZ) 3.5 2.7 1.9 1.2 1.3
EY (B:MZ) 3.3 0.9 0.7 0.4 0.6
UTS (B:MZ) 1.1 0.5 0.5 0.4 0.4
AFI −0.5 0.5 0.8 0.9 1.0

ML = mediolateral, AP = anteroposterior, B = band, MZ = middle zone.