1. Repositioning of pentoxifylline as an immunomodulator and regulator of the renin-angiotensin system in the treatment of COVID-19
   Valente Maldonado et al, 2020, Medical Hypotheses CrossRef
2. Pentoxifylline as a Potential Adjuvant Therapy for COVID-19: Impeding the Burden of the Cytokine Storm
   Wiktoria Feret et al, 2021, Journal of Clinical Medicine CrossRef
3. Phosphodiesterase Inhibitors in Acute Lung Injury: What Are the Perspectives?
   Daniela Mokra et al, 2021, International Journal of Molecular Sciences CrossRef
4. IL-38 is a biomarker for acute respiratory distress syndrome in humans and down-regulates Th17 differentiation in vivo
   Yu-sen Chai et al, 2020, Clinical Immunology CrossRef
5. Role of PKA and PI3K in leptin and ghrelin regulation of adaptive subpopulations of regulatory CD4+ T-lymphocyte formation
   E. G. Orlova et al, 2017, Biochemistry (Moscow) CrossRef
6. Adenosine at the Interphase of Hypoxia and Inflammation in Lung Injury
   Xiangyun Li et al, 2021, Frontiers in Immunology CrossRef
7. Pentoxifylline decreases serum LDH levels and increases lymphocyte count in COVID-19 patients: Results from an external pilot study
   Valente Maldonado et al, 2021, International Immunopharmacology CrossRef
8. Recovery from acute lung injury can be regulated via modulation of regulatory T cells and Th17 cells
   Linlin Wang et al, 2018, Scandinavian Journal of Immunology CrossRef
9. Inflammatory processes during acute respiratory distress syndrome: a complex system
   Lucy K. Reiss et al, 2018, Current Opinion in Critical Care CrossRef
10. Regulatory T Cells and Acute Lung Injury: Cytokines, Uncontrolled Inflammation, and Therapeutic Implications
    Shihui Lin et al, 2018, Frontiers in Immunology CrossRef
11. Bone marrow derived M 2 macrophages protected against lipopolysaccharide-induced acute lung injury through inhibiting oxidative stress and inflammation by modulating neutrophils and T lymphocytes responses
    Fang Wang et al, 2018, International Immunopharmacology CrossRef
12. Mesenchymal Stem Cell-Secreted TGF-β1 Restores Treg/Th17 Skewing Induced by Lipopolysaccharide and Hypoxia Challenge via miR-155 Suppression
    Ming Xue et al, 2022, Stem Cells International CrossRef
13. Identification of the Hub Genes Linked to Lead (IV)-Induced Spleen Toxicity Using the Rat Model
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14. Silibinin and SARS-CoV-2: Dual Targeting of Host Cytokine Storm and Virus Replication Machinery for Clinical Management of COVID-19 Patients
    Joaquim Bosch-Barrera et al, 2020, Journal of Clinical Medicine CrossRef
15. RETRACTED ARTICLE: Overexpression of TGFβ1 in murine mesenchymal stem cells improves lung inflammation by impacting the Th17/Treg balance in LPS-induced ARDS mice
    Jianxiao Chen et al, 2020, Stem Cell Research & Therapy CrossRef