Table 2: Semi-quantitative IHC score of stem cell markers, osteogenic markers, and endothelial markers (Standard abbreviation in brackets; p = p-value).

Static conditions Dynamic conditions
Culturing conditions Day 4 Day 10 Day 14 Day 10 Day 14
Stem cell markers (p = 1.9 × 10-5)
CD13 3.5 (± 1.2) 4 (± 0) 3.5 (± 1.2) 4 (± 0) 4 (± 0)
CD90 0.7 (± 0.5) 0.8 (± 0.8) 0.8 (± 0.5) 0.7 (± 0.5) 1 (± 0.6)
CD44 1 (± 1.6) 2.2 (± 1.2) 2.3 (± 1.9) 3.2 (± 1.2) 3 (± 0)
Osteogenic markers (*) (p = 0.013)
Osteopontin 3.8 (± 0.4) 3.8 (± 0.4) 2.2 (± 0.5) 3.8 (± 0.4) 4 (± 0)
Osteonectin 4 (± 0) 4 (± 0) 4 (± 0) 4 (± 0) 4 (± 0)
Endothelial markers (**) (p = 0.029)
CD34 0.5 (± 0.5) 0.5 (± 0.8) 0.4 (± 0.7) 0.3 (± 0.5) 0.9 (± 1.4)
vWF 0.2 (± 0.4) 0 (± 0) 0.5 (± 0.6) 0.2 (± 0.4) 0 (± 0)
*Collagen I was not analyzed due to the collagen origin of the scaffolds; Osteocalcin was not detectable; **CD31 was not detectable.