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Table 1 Stress-Relaxation Results, Day 1

From: Enzymatic digestion of articular cartilage results in viscoelasticity changes that are consistent with polymer dynamics mechanisms

 

σ peak

σ eq

τ

β

R2

 

[kPa]

[kPa]

[sec]

[sec]

[]

[]

HBSS Control

808 ± 43

351 ± 8

3.80 ± 0.62

1.40 ± 0.21

0.46 ± 0.02

0.936 ± 0.011

Bacterial Hyaluronidase

766 ± 36

332 ± 7

1.39 ± 0.16*

0.49 ± 0.08

0.43 ± 0.02

0.949 ± 0.006

Collagenase

709 ± 34

410 ± 8*

1.05 ± 0.17*

0.38 ± 0.07

0.45 ± 0.03

0.864 ± 0.022

Culture Control

1227 ± 39

453 ± 5

5.65 ± 0.34

3.10 ± 0.13

0.54 ± 0.02

0.972 ± 0.002

  1. Mean ± SEM. * indicates significant difference between enzyme group and HBSS control.