Skip to main content

Table 7 Principal component analysis of expanded chondrocytes

From: Cytokine profiles in the joint depend on pathology, but are different between synovial fluid, cartilage tissue and cultured chondrocytes

Mediator Cluster
1 2 3 4
IL-4 0.980    
IL-1β 0.976    
Adiponectin 0.971    
Leptin 0.963    
TNFα 0.958    
IL-1α 0.954    
IL-7 0.954    
IL-10 0.953    
HGF 0.944    
IFNγ 0.942    
IL-13 0.940    
IL-1RA 0.926    
OSM 0.912    
bFGF 0.845    
IL-8   0.817   
IL-6   0.788   
RANTES   0.671   
LIF   0.635   
MCP1   0.541   
VEGF    0.847  
IL-6R     0.914
Eigenvalues 13.8 2.4 1.2 1.0
Variance explained (%) 66 11 6 5
Cronbach’s alpha 0.812 0.293 n.a. n.a.
  1. bFGF, basic fibroblast growth factor; HGF, hepatocyte growth factor; IFNγ, interferon gamma; IL, interleukin; LIF, leukaemia inhibitory factor; MCP1, monocyte chemotactic factor 1; n.a., not available; OSM, oncostatin M; RANTES, regulated upon activation normal T cell expressed and presumably secreted; TNFα, tumour necrosis factor alpha; VEGF, vascular endothelial growth factor.