From: Fabrication and properties of acellular porcine anulus fibrosus for tissue engineering in spine surgery
Fresh AF (n  = 5)
Decellularized AF (n  = 5)
Stiffness (N/mm)
22.24 ± 5.07
19.95 ± 6.53
Young’s modulus (MPa)
62.58 ± 9.19
60.7 ± 14.86