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. 2023 Jan 26:36:10979.
doi: 10.3389/ti.2023.10979. eCollection 2023.

Cytokine and Chemokine Secretome and Risk of CMV Infection Following Discontinuation of Valganciclovir Prophylaxis

Affiliations

Cytokine and Chemokine Secretome and Risk of CMV Infection Following Discontinuation of Valganciclovir Prophylaxis

Mario Fernández-Ruiz et al. Transpl Int. .
No abstract available

Keywords: IP-10; chemokine; cytokine; cytomegalovirus; kidney transplantation.

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Conflict of interest statement

The authors declare that the research was conducted in the absence of any commercial or financial relationships that could be construed as a potential conflict of interest.

Figures

FIGURE 1
FIGURE 1
(A) Heatmap of the correlation between analyzed cytokines and chemokines. Values obtained in unstimulated plasma samples were subtracted from CMV peptide-stimulated samples (“CMV tube” minus “nil tube”). (B) Clinically significant (DNAemia >1,000 IU/mL) CMV infection-free survival after the discontinuation of valganciclovir prophylaxis according to expression (upregulation or downregulation) of IP-10 and (C) SDF-1α upon whole blood stimulation with CMV-specific viral peptides (log-rank p-values = 0.001 and 0.027, respectively). Three patients were censored at days 92, 159 and 339 because of graft loss (rejection), loss to follow-up and death (gastric adenocarcinoma), respectively. The criteria for classifying a given recipient in the upregulated or regulated categories was that the increment (Δ) in plasma IP-10 or SDF-1α levels from unstimulated baseline samples to CMV peptide-stimulated samples (“CMV tube” minus “nil tube”) was positive (Δ >0) or zero or negative (Δ ≤0), respectively. * p-value < 0.00007 (Bonferroni-corrected threshold for statistical significance). CMV, cytomegalovirus; GRO α, growth-related onconge α; IFN, interferon; IL, interleukin; IP-10, interferon-γ-inducible protein 10; MCP, monocyte chemoattractant protein; MIP-1, macrophage inflammatory protein 1; RANTES, regulated upon activation, normal T-cell expressed and presumably secreted; SDF-1α, stromal cell-derived factor 1α; TNF, tumor necrosis factor-α; VGCV, valganciclovir.

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