Dergiler / Kafkas Journal of Medical Sciences / 2026 / Cilt: 14 Sayı: 2

The Relationship of Serum Beta Defensin-2 and Surfactant Protein A and B Levels with the Clinical Course and Prognosis of COVID-19 Infection

Gülçin Şahingöz Erdal(Department of Immunology, Hamidiye Institute of Health Sciences, University of Health Sciences, Istanbul, Turkey)
Pınar Kasapoğlu(Department of Biochemistry, Immunology, University of Health Sciences, Bakırköy Dr. Sadi Konuk Training and Research Hospital, Istanbul, Turkey)
Tamay Seda Taşçı(Department of Biochemistry, Immunology, University of Health Sciences, Bakırköy Dr. Sadi Konuk Training and Research Hospital, Istanbul, Turkey)
Ramazan Korkusuz(Department of Infectious Diseases and Clinical Microbiology, University of Health Sciences, Bakırköy Dr. Sadi Konuk Training and Research Hospital, Istanbul, Turkey)
Mehmet Emirhan Işık(Department of Infectious Diseases and Clinical Microbiology, University of Health Sciences, Koşuyolu Training and Research Hospital, Istanbul, Turkey)
Sevgi Kalkanlı Taş(Department of Immunology, Hamidiye Institute of Health Sciences, University of Health Sciences, Istanbul, Turkey)
Kadriye Kart Yaşar(Department of Infectious Diseases and Clinical Microbiology, University of Health Sciences, Bakırköy Dr. Sadi Konuk Training and Research Hospital, Istanbul, Turkey)
Nilgün Işıksaçan(Department of Biochemistry, Immunology, University of Health Sciences, Bakırköy Dr. Sadi Konuk Training and Research Hospital, Istanbul, Turkey)
Sayfa
162–169
Yayın Tarihi
2024-08-29
DOI
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Yapay Zeka Hızlı Bakış & Çıkarımlar

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⚡ TL;DR(1 Cümlede Hızlı Çıkarım)

In patients with severe disease, rSPA and rSPB levels tended to be low, although not statistically significant, and further studies on this subject could guide the use of surfactants in treatment.

📌 3 Maddede Bu Makale

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Amaç & Hipotez:Aim: Defensin and surfactant-related peptides are antimicrobial peptides that play an essential role in the natural host defense against micro-organisms.
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Temel Bulgular & Veri:The objective is to compare the serum beta-defensin 2 (ß-def2), serum surfactant protein-A (sSPA) and B (sSPB) levels and respiratory surfactant protein A (rSPA) and B (rSPB) levels in patients with clinically mild and severe COVID-19 pneumonia.
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Sonuç & Katkı:In patients with severe disease, rSPA and rSPB levels tended to be low, although not statistically significant, and further studies on this subject could guide the use of surfactants in treatment.
🔬Tür:Araştırma Makalesi
📍Kapsam:Genişletilmiş Akademik Örneklem
⚙️Değişkenler:beta defensin-2 · COVID-19 · surfactant protein A

Abstract

Aim: Defensin and surfactant-related peptides are antimicrobial peptides that play an essential role in the natural host defense against micro-organisms. The objective is to compare the serum beta-defensin 2 (ß-def2), serum surfactant protein-A (sSPA) and B (sSPB) levels and respiratory surfactant protein A (rSPA) and B (rSPB) levels in patients with clinically mild and severe COVID-19 pneumonia. Material and Method: On presentation at the hospital before any treatment, venous blood samples and a nasopharyngeal smear sample were taken for rSPA and rSPB. The ß-def2, SPA, and SPB levels were advanced and analyzed using the ELISA method. Results: The levels of acute phase reactants of ß-def2, sSPA, sSPB and white blood cell (WBC), neutrophil count, ferritin, procalcitonin, and C-reactive protein (CRP) were determined to be higher in the clinically and radiologically severe patients. The rSPA and rSPB levels showed a tendency to be lower in this patient group but not to a statistically significant level. The ß-def2, sSPA and sSPB values were determined to be positively correlated with WBC, neutrophil count, NLR, ferritin, procalcitonin, and CRP levels and negatively correlated with the albumin level. Conclusion: ß-def2, sSPA, and sSPB, which play a role in the natural host defense, are correlated with the acute phase reactants of the clinical and radiological severity of COVID-19: WBC, neutrophil count, NLR, ferritin, procalcitonin, and CRP. In patients with severe disease, rSPA and rSPB levels tended to be low, although not statistically significant, and further studies on this subject could guide the use of surfactants in treatment.

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Bu Makaleye Atıf Yap

Erdal, G. Ş., Kasapoğlu, P., Taşçı, T. S., Korkusuz, R., Işık, M. E., Taş, S. K., Yaşar, K. K., Işıksaçan, N. (2024). The Relationship of Serum Beta Defensin-2 and Surfactant Protein A and B Levels with the Clinical Course and Prognosis of COVID-19 Infection. Kafkas Journal of Medical Sciences, Cilt: 14 Sayı: 2, 162–169. https://ajindex.com/articles/1631595

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