Skip to main content

Table 6 Principal component analysis of nonexpanded 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

5

OSM

0.954

    

IL-10

0.932

    

IL-1β

0.889

    

MCP1

0.859

    

IL-1α

0.804

    

IL-1RA

0.700

    

Leptin

 

0.880

   

HGF

 

0.857

   

IL-13

 

0.817

   

IL-4

 

0.772

   

IL-7

 

0.754

   

IFNγ

 

0.661

   

IL-8

  

−0.856

  

IL-6

  

0.808

  

RANTES

  

0.682

  

bFGF

   

0.764

 

Adiponectin

   

0.750

 

TNFα

   

0.667

 

VEGF

    

0.741

LIF

    

0.619

IL-6R

    

0.588

Eigenvalues

7.1

3.9

2.5

1.6

1.1

Variance explained (%)

34

19

12

8

5

Cronbach’s alpha

0.152

0.392

−3.235

0.032

0.068

  1. bFGF, basic fibroblast growth factor; HGF, hepatocyte growth factor; IFNγ, interferon gamma; IL, interleukin; LIF, leukaemia inhibitory factor; MCP1, monocyte chemotactic factor 1; OSM, oncostatin M; RANTES, regulated upon activation normal T cell expressed and presumably secreted; TNFα, tumour necrosis factor alpha; VEGF, vascular endothelial growth factor.