Mast Cells in Cardiac Remodeling: Focus on the Right Ventricle DOI Open Access
Argen Mamazhakypov, Abdirashit Maripov, Akpay Sarybaev

et al.

Published: Dec. 18, 2023

In response to various stressors, cardiac chambers undergo structural remodeling. Long-term exposure of the right ventricle (RV) pressure or volume overload leads its maladaptive remodeling, associated with RV failure and increased mortality. While left ventricular adverse remodeling is well understood therapeutic options are available emerging, remains underexplored no specific therapies currently available. Accumulating evidence implicates a role mast cells in Mast produce release numerous inflammatory mediators, growth factors proteases that can adversely affect cells, thus contributing Recent experimental findings suggest might represent potential target. This review examines focus on explores efficacy interventions targeting mitigate

Language: Английский

Macrophage-based therapeutic approaches for cardiovascular diseases DOI Creative Commons
Marida Sansonetti,

Bashar Al Soodi,

Thomas Thum

et al.

Basic Research in Cardiology, Journal Year: 2024, Volume and Issue: 119(1), P. 1 - 33

Published: Jan. 3, 2024

Despite the advances in treatment options, cardiovascular disease (CVDs) remains leading cause of death over world. Chronic inflammatory response and irreversible fibrosis are main underlying pathophysiological causes progression CVDs. In recent decades, cardiac macrophages have been recognized as regulatory players development these complex conditions. Numerous approaches aimed at devised, to novel prospects for therapeutic interventions. Our review covers advancements macrophage-centric plans various pathologic conditions examines potential consequences obstacles employing macrophage-targeted techniques diseases.

Language: Английский

Citations

23

Perspective: mitochondrial STAT3 in cardioprotection DOI Creative Commons
Petra Kleinbongard

Basic Research in Cardiology, Journal Year: 2023, Volume and Issue: 118(1)

Published: Aug. 24, 2023

Activation of signal transducer and activator transcription 3 (STAT3) has been identified as a key cardioprotective not only in animal studies but also humans-in animals, STAT3 is causally involved cardioprotection. In response to late ischemic conditioning, canonical function activation upregulates the expression anti-apoptotic proteins. its non-canonical function, activated during conditioning part cytosolic survival activating factor enhancement pathway. Activated imported localized mitochondria. Mitochondrial stimulates activity mitochondrial electron transport chain complex I, reduces reactive oxygen species production permeability transition pore opening. Finally, two novel aspects STAT cardioprotection are discussed: genetic variance encoding region potential primordial confounding variable for cardioprotection, sodium-glucose cotransporter 2 inhibitors through activation.

Language: Английский

Citations

25

Progress in Organ Bioprinting for Regenerative Medicine—Article DOI Creative Commons
X. Sheldon Wang, Di Zhang, Yogendra Pratap Singh

et al.

Engineering, Journal Year: 2024, Volume and Issue: unknown

Published: June 1, 2024

Organ damage or failure arising from injury, disease, and aging poses challenges due to the body's limited regenerative capabilities. transplantation presents issues of donor shortages immune rejection risks, necessitating innovative solutions. The 3D bioprinting organs on demand offers promise in tissue engineering medicine. In this review, we explore state-of-the-art technologies, with a focus bioink cell type selections. We follow discussions advances solid organs, such as heart, liver, kidney, pancreas, highlighting importance vascularization integration. Finally, provide insights into key future directions context clinical translation bioprinted their large-scale production.

Language: Английский

Citations

8

NLRP3 Inflammasome Targeting Offers a Novel Therapeutic Paradigm for Sepsis-Induced Myocardial Injury DOI Creative Commons

Yuzi Jin,

Joshua S. Fleishman,

Yudong Ma

et al.

Drug Design Development and Therapy, Journal Year: 2025, Volume and Issue: Volume 19, P. 1025 - 1041

Published: Feb. 1, 2025

Cardiac or myocardial dysfunction induced by sepsis, known as sepsis-induced cardiomyopathy injury (SIMI), is a common complication of sepsis and associated with poor outcomes. However, the pathogenesis molecular mechanisms underlying SIMI remain poorly understood, requiring further investigations. Emerging evidence has shown that NOD-, LRR-, pyrin domain-containing protein 3 (NLRP3) inflammasomes contribute to SIMI. Compounds inhibit NLRP3-associated pyroptosis may exert therapeutic effects against In this review, we first outlined principal elements NLRP3 signaling cascade summarized recent studies highlighting how activation contributes We selective small-molecule modulators function inhibitors delineated their action attenuate Finally, discuss major limitations current paradigm propose possible strategies overcome them. This review highlights pharmacological inhibition promising strategy.

Language: Английский

Citations

1

Nonmyocytes as electrophysiological contributors to cardiac excitation and conduction DOI Creative Commons
Ana Simón-Chica, Eike M. Wülfers, Peter Köhl

et al.

AJP Heart and Circulatory Physiology, Journal Year: 2023, Volume and Issue: 325(3), P. H475 - H491

Published: July 7, 2023

Although cardiac action potential (AP) generation and propagation have traditionally been attributed exclusively to cardiomyocytes (CM), other cell types in the heart are also capable of forming electrically conducting junctions. Interactions between CM nonmyocytes (NM) enable modulate each other’s activity. This review provides an overview current understanding heterocellular electrical communication heart. fibroblasts were initially thought be insulators, recent studies demonstrated that they form functional connections with situ. Other NM, such as macrophages, recognized contributing electrophysiology arrhythmogenesis. Novel experimental tools enabled investigation cell-specific activity patterns native tissue, which is expected yield exciting new insights into development novel or improved diagnostic therapeutic strategies.

Language: Английский

Citations

16

Mineralocorticoid receptor promotes cardiac macrophage inflammaging DOI Creative Commons
Daniela Fraccarollo, Robert Geffers, Paolo Galuppo

et al.

Basic Research in Cardiology, Journal Year: 2024, Volume and Issue: 119(2), P. 243 - 260

Published: Feb. 8, 2024

Abstract Inflammaging, a pro-inflammatory status that characterizes aging and primarily involving macrophages, is master driver of age-related diseases. Mineralocorticoid receptor (MR) activation in macrophages critically regulates inflammatory fibrotic processes. However, macrophage-specific mechanisms the role macrophage MR for regulation inflammation remodeling heart have not yet been elucidated. Transcriptome profiling cardiac from male/female young (4 months-old), middle (12 months-old) old (18 24 mice revealed myeloid cell-restricted deficiency prevents differentiation toward phenotype. Pathway enrichment analysis showed several biological processes related to cell metabolism were modulated by aged macrophages. Further, transcriptome fibroblasts reduced pathways upregulation ZBTB16, transcription factor involved fibrosis. Phenotypic characterization progressive replacement TIMD4 + MHC-II neg/low population int/high – heart. By integrating sorting transwell experiments with /TIMD4 flox /MR LysMCre hearts, we crosstalk between may imply release mitochondrial superoxide anions. Macrophage expansion emergence niches heart, thereby protecting against inflammation, fibrosis, dysfunction. This study highlights as an important mediator inflammaging remodeling.

Language: Английский

Citations

6

Pericytes in the brain and heart: functional roles and response to ischaemia and reperfusion DOI Creative Commons
Turgay Dalkara, Leif Østergaard, Gerd Heusch

et al.

Cardiovascular Research, Journal Year: 2024, Volume and Issue: unknown

Published: July 26, 2024

In the last 20 years there has been a revolution in our understanding of how blood flow is regulated many tissues. Whereas it used to be thought that essentially all control occurred at arteriole level, now recognised capillary by contractile pericytes plays key role both regulating physiologically and reducing clinically-relevant pathological conditions. this article we compare contrast brain cardiac regulate cerebral coronary flow, focusing mainly on events ischemia. The beds differ dramatically morphology, yet cases pericyte-mediated constriction restricting after ischemia possibly other We conclude with suggestions for therapeutic approaches relaxing pericytes, which may prove useful long term pericyte-induced

Language: Английский

Citations

5

Loss of macrophage fibroblast growth factor 12 attenuates cardiac fibrosis in pressure-overloaded myocardium DOI

Santie Li,

Mei Xue, Junjie Lu

et al.

International Immunopharmacology, Journal Year: 2025, Volume and Issue: 154, P. 114614 - 114614

Published: April 7, 2025

Language: Английский

Citations

0

Characterizing the immune response to myocardial infarction in pigs DOI Creative Commons
Florian Schnitter,

Franziska Stangl,

Elisabeth Noeske

et al.

Basic Research in Cardiology, Journal Year: 2024, Volume and Issue: 119(3), P. 453 - 479

Published: March 15, 2024

Abstract Though myocardial infarction (MI) in pigs is a well-established translational large animal model, it has not yet been widely used for immunotherapy studies, and comprehensive description of the immune response to MI this species lacking. We induced Landrace by balloon occlusion left anterior descending artery over 90 min. Within 14 days, necrotic myocardium was progressively replaced scar tissue with involvement myofibroblasts. characterized heart ex vivo (immuno)histology, flow cytometry, RNA sequencing on days 3, 7, after MI. Besides clear predominance myeloid cells among heart-infiltrating leukocytes, we detected activated T an increasing proportion CD4 + Foxp3 regulatory (T reg ), especially infarct core—findings that closely mirror what observed mice humans Transcriptome data indicated inflammatory activity persistent but markedly changing character time linked extracellular matrix biology. Analysis lymphocytes heart-draining lymph nodes revealed significantly higher proliferation rates helper cell subsets, including day 7 MI, compared sham controls. Elevated frequencies progenitors spleen suggest might be site emergency myelopoiesis pigs, as previously shown mice. thus provide first our results can aid future research using preclinical studies.

Language: Английский

Citations

4

Reperfused Myocardial Infarction DOI Creative Commons
Rohan Dharmakumar,

Robert A. Kloner,

Michael Fishbein

et al.

JACC Advances, Journal Year: 2025, Volume and Issue: 4(2), P. 101528 - 101528

Published: Feb. 1, 2025

The Canadian Cardiovascular Society recently put forth a new classification of acute reperfused myocardial infarction (MI) based on stages injury. Backed by more than 5 decades intense investigation in the field, key message this is that not all MIs are same and type extent injury should be considered diagnosing treating MI. We review literature with goal highlighting progressive advances enabled synthesis into 4 distinct tissue emphasize major breakthroughs from insights gained experimental, translational, clinical studies to date. also identify current gaps knowledge critical research directions need pursued improve patient care reduce post-MI complications such as chronic heart failure malignant arrhythmias, whose risk linked stage

Language: Английский

Citations

0