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Table 1 Serum IL6 levels at initial diagnosis of ES in 12 patients measured by ELISA

From: IL6 secreted by Ewing sarcoma tumor microenvironment confers anti-apoptotic and cell-disseminating paracrine responses in Ewing sarcoma cells

 

IL6 ≥ 20 pg/ml

IL6 < 20 pg/ml

Patients

4

8

Fever at diagnosis

2

2

Metastasis at diagnosis

3

2

Death, due to disease progression

4

3

IL6-positive tumor (RT-PCR or IHC)

2/3

1/5