The serum concentration of NGFβ was significantly higher (1.2 times) in the SLE patients (median (Q1–Q3); mean ± SD: 3.6 (1.3–4.5); 5.6 ± 5.6) compared to the controls (2.9 (1.3–3.4); 4.1 ± 4.0 ng/mL). Here, NGF is linked to systemic lupus erythematosus.