From: The pathophysiology associated with primary (idiopathic) frozen shoulder: A systematic review
 |  | Bunker [39] | Kilian et al. [33] | Lho et al. [19] | Uhthoff and Boileau [41] | Xu et al. [37] |
---|---|---|---|---|---|---|
Techniques used | IHC | Â | X | X | X | X |
ICC | X | Â | Â | Â | Â | |
RTPCR | Â | X | X | Â | Â | |
ELISA | Â | Â | X | Â | Â | |
Matrix components | Fibroblasts | ↑ | ↓ |  | ↑ |  |
Myofibroblasts | ↑ | ↓ |  |  |  | |
Cytokines | IL- 1α |  |  | ↑ |  |  |
IL-1β |  |  | ↑ |  |  | |
IL-6 |  |  | ↑ |  |  | |
TNF-α |  |  | ↑ |  |  | |
Immune factors | Leukocytes | ↓ |  |  |  |  |
Macrophages | ↓ |  |  |  |  | |
Neuronal factors | PGP9.5 |  |  |  |  | ↑ |
GAP43 |  |  |  |  | ↑ | |
P75 |  |  |  |  | ↑ | |
Vascular factors | CD34 |  |  |  |  | ↑ |
Enzymes | COX1 |  |  | ↑ |  |  |
COX2 |  |  | ↑ |  |  |