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Table 2 Mean concentrations (NO, PGE2) and neutral metalloproteinases activity. Note high standard deviations in all groups.

From: An experimental animal model of aseptic loosening of hip prostheses in sheep to study early biochemical changes at the interface membrane

Lab.value Group I 2 months Group I 8.5 months Group II 2 months Group II 8.5 months
NO μMol) 24.28 ± 16.9 175.33 ± 225.0 40.1 ± 44.9 235.31 ± 236.5
PGE2 (pg/L) 0.73 ± 1.7 298.9 ± 324.3 1.4 ± 1.7 1066.39 ± 371 7.4
Collagenolytic activity (IU/L) 0.001 ± 0.0 0.04 ± 0.1 0.3 ± 1.6 0.17 ± 0.3
Caseinolytic activity (IU/L) 0.32 ± 0.2 0.04 ± 0.1 0.52 ± 0.1 0.06 ± 0.1