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Table 1 Comparison of polyurethane, argon modified polyurethane and Medpor scaffolds characteristics including surface roughness, contact angle and mechanical properties

From: Argon plasma modified nanocomposite polyurethane scaffolds provide an alternative strategy for cartilage tissue engineering

Biomaterial characteristic (average) PU Medpor Argon modified PU
Surface roughness (Rq) 8 ± 1 119.0 ± 13.8a 11 ± 2
Contact angle (Degrees) 67 ± 7 45.67° ± 0.23a 12 ± 2
Tension Young’s elastic modulus (MPa) 4.2 ± 0.04 140.09 ± 0.04a 4.2 ± 0.8
  1. PU polyurethane
  2. aData is reproduced from Nayyer et al. Nanomedicine. 2014;10:235–46