2021
Polymorphonuclear Cells Show Features of Dysfunctional Activation During Fatal Sepsis
HORTOVÁ KOHOUTKOVÁ, Marcela; Marco ZUANI DE; Petra LÁZNIČKOVÁ; Kamila BENDICKOVA; Ondřej MRKVA et al.Základní údaje
Originální název
Polymorphonuclear Cells Show Features of Dysfunctional Activation During Fatal Sepsis
Autoři
HORTOVÁ KOHOUTKOVÁ, Marcela; Marco ZUANI DE; Petra LÁZNIČKOVÁ ORCID; Kamila BENDICKOVA; Ondřej MRKVA; Ivana ANDREJČINOVÁ; Alexandra MÝTNIKOVÁ; Ondrej POLANSKY; Kamila KOCI; Veronika TOMÁŠKOVÁ; Vladimír ŠRÁMEK; Martin HELÁN a Jan FRIČ
Vydání
Frontiers in Immunology, LAUSANNE, FRONTIERS MEDIA SA, 2021, 1664-3224
Další údaje
Jazyk
angličtina
Typ výsledku
Článek v odborném periodiku
Obor
30102 Immunology
Stát vydavatele
Švýcarsko
Utajení
není předmětem státního či obchodního tajemství
Odkazy
Impakt faktor
Impact factor: 8.787
Označené pro přenos do RIV
Ano
Kód RIV
RIV/00216224:14110/21:00120224
Organizační jednotka
Lékařská fakulta
UT WoS
EID Scopus
Klíčová slova anglicky
sepsis; polymorphonuclears; septic shock; transcriptomics; proteomics; dysfunctionality
Příznaky
Mezinárodní význam, Recenzováno
Změněno: 12. 1. 2023 09:36, Mgr. Tereza Miškechová
Anotace
V originále
Sepsis and septic shock remain leading causes of morbidity and mortality for patients in the intensive care unit. During the early phase, immune cells produce various cytokines leading to prompt activation of the immune system. Polymorphonuclear leukocytes (PMNs) respond to different signals producing inflammatory factors and executing their antimicrobial mechanisms, resulting in the engulfment and elimination of invading pathogens. However, excessive activation caused by various inflammatory signals produced during sepsis progression can lead to the alteration of PMN signaling and subsequent defects in their functionality. Here, we analyzed samples from 34 patients in septic shock, focusing on PMNs gene expression and proteome changes associated with septic shock. We revealed that, compared to those patients who survived longer than five days, PMNs from patients who had fulminant sepsis were characterized by a dysfunctional hyper-activation, show altered metabolism, and recent exit from the cell cycle and signs of cellular lifespan. We believe that this multi-omics approach, although limited, pinpoints the alterations in PMNs' functionality, which may be rescued by targeted treatments.
Návaznosti
| LM2018132, projekt VaV |
| ||
| NU21-06-00408, projekt VaV |
|