Evidence for Monocyte Reprogramming in a Long-Term Postsepsis Study

长期脓毒症后研究中单核细胞重编程的证据

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作者:Raquel Bragante Gritte, Talita Souza-Siqueira, Eliane Borges da Silva, Laiane Cristina Dos Santos de Oliveira, Rodrigo Cerqueira Borges, Heloísa H de Oliveira Alves, Laureane Nunes Masi, Gilson Masahiro Murata, Renata Gorjão, Adriana Cristina Levada-Pires, Antônio Carlos Nogueira, Tânia Cristina Pit

Conclusions

Sepsis reprograms the inflammatory state of monocytes, probably contributing to postsepsis syndrome development and mortality.

Results

The gene expression of toll-like receptor (TLR)2 and TLR4 (inflammatory receptors), NLRP3, NFκB1, adaptor molecule apoptosis-associated speck-like protein containing a CARD, caspase 1, caspase 11, and caspase 12 (NLRP3 inflammasome components), interleukin-1α, interleukin-1β, interleukin-18, and high-mobility group box 1 protein (proinflammatory cytokines), interleukin-10 (anti-inflammatory cytokine), C-X-C motif chemokine ligand 10, C-X-C motif chemokine ligand 11, and interleukin-12p35 (M1 inflammatory polarization markers), and C-C motif chemokine ligand 14, C-C motif chemokine ligand 22, transforming growth factor-beta (TGF-β), SR-B1, and peroxisome proliferator-activated receptor γ (M2 anti-inflammatory polarization and tissue repair markers) was upregulated in monocytes from phase A until phase E compared with the control group. Conclusions: Sepsis reprograms the inflammatory state of monocytes, probably contributing to postsepsis syndrome development and mortality.

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