2021
DOI: 10.1038/s41598-021-01695-4
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Red blood cell transfusion induces abnormal HIF-1α response to cytokine storm after adult cardiac surgery

Abstract: Patients undergoing cardiac surgery develop a marked postoperative systemic inflammatory response. Blood transfusion may contribute to disruption of homeostasis in these patients. We sought to evaluate the impact of blood transfusion on serum interleukin-6 (IL-6), hypoxia induced factor-1 alpha (HIF-1α) levels as well as adverse outcomes in patients undergoing adult cardiac surgery. We prospectively enrolled 282 patients undergoing adult cardiac surgery. Serum IL-6 and HIF-1α levels were measured preoperativel… Show more

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Cited by 7 publications
(5 citation statements)
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“…Moreover, an increased risk of pneumonia of 3.4-fold is reported in postoperative patients receiving blood transfusion [ 35 ]; interestingly, the mechanism through which adverse outcomes, such as pneumonia, occur, in patients undergoing cardiac surgery, concerns the blunting of postoperative factor-1 alpha (HIF-1α) response after blood transfusion [ 36 ].…”
Section: Risk Factorsmentioning
confidence: 99%
“…Moreover, an increased risk of pneumonia of 3.4-fold is reported in postoperative patients receiving blood transfusion [ 35 ]; interestingly, the mechanism through which adverse outcomes, such as pneumonia, occur, in patients undergoing cardiac surgery, concerns the blunting of postoperative factor-1 alpha (HIF-1α) response after blood transfusion [ 36 ].…”
Section: Risk Factorsmentioning
confidence: 99%
“…Although the strength of this stimulus must still be measured, this paradox could have several clinical implications, from the treatment of anemia, thus limiting blood transfusions [70], to adjuvant therapy for septic patients [71], to precondition agent for sports training [72,73], to therapy in critical care settings in which a HIF response without an actual hypoxic state could be effective in cardio and neuroprotection [74,75].…”
Section: Future Perspectivesmentioning
confidence: 99%
“…Hypoxia-inducible factor (HIF) is a transcription factor for cellular adaptation to hypoxic conditions, and, in recent years, the determination of serum HIF has been increasingly used in clinical disease prediction and assessment. 1,2 The production of erythropoietin (EPO) and the absorption and utilization of iron can indirectly down-regulate hepcidin. 3 Erythroferrone (ERFE) is a newly discovered erythroid regulator for iron metabolism, and EPO can stimulate the production of ERFE, thereby promoting the production of erythrocytes and inhibiting the synthesis of hepcidin by hepatocytes.…”
Section: Introductionmentioning
confidence: 99%