Interleukin-21: a potential biomarker for diagnosis and predicting prognosis in COVID-19 patients
Nilüfer Aylin Acet ÖztürkAhmet UrsavaşAslı Görek DilektaşlıEzgi Demirdöğen ÇetinoğluNecmiye Funda CoşkunDane EdigerAyşe Esra UzaslanDigdem Y ErmisMert KaracaOrkun Eray TerziMerve BayramDilara Ömer TopçuBüşra YiğitlilerAhmet YurttaşShahriyar MaharramovGamze YaziciHaluk Barbaros OralMehmet KaradağPublished in: Turkish journal of medical sciences (2021)
We identified specific differences in serum IL-21 between COVID-19 and non-COVID-19 pneumonia patients. Serum IL-21 measurement has promising predictive value for disease progression in COVID-19 patients. High serum IL-6 and IL-21 levels obtained upon admission are independent risk factors for clinical worsening.