Exploring the Gut Microbiota and Cardiovascular Disease

Kiera Murphy1,2, Aoife N O'Donovan1,2,3, Noel M Caplice2,4

  • 1Teagasc Food Research Centre, Moorepark, Co. Cork P61 C996, Ireland.

Metabolites
|August 26, 2021
PubMed

Insights

The gut microbiome influences cardiovascular disease (CVD) risk through microbial metabolites like SCFAs and TMAO. Targeting the gut microbiota with interventions like probiotics offers potential therapeutic strategies for CVD.

Area of Science:

  • Microbiology
  • Cardiovascular Medicine
  • Metabolomics

Background:

  • Cardiovascular disease (CVD) is a major global health burden.
  • Established CVD risk factors include smoking, hypertension, and diabetes.
  • The gut microbiota's role in health and disease, including CVD, is increasingly recognized.

Purpose of the Study:

  • To review the current understanding of the gut microbiome's involvement in CVD development.
  • To explore the relationship between microbial communities, their functions, and metabolic profiles in CVD.
  • To discuss therapeutic strategies targeting the gut microbiota for CVD.

Main Methods:

  • Literature review of studies investigating the gut microbiome and CVD.
  • Analysis of microbial metabolites (e.g., SCFAs, bile acids, TMAO) and their association with CVD risk.
  • Examination of therapeutic interventions modulating the gut microbiota.

Main Results:

  • Gut microbiota composition and function are linked to CVD development.
  • Microbial metabolites such as TMAO are associated with increased CVD risk.
  • Probiotics and fecal microbiota transplantation are emerging as potential CVD therapies.

Conclusions:

  • The gut microbiome plays a significant role in cardiovascular health and disease.
  • Microbial metabolites represent key mediators in the gut-heart axis.
  • Modulating the gut microbiota holds promise for novel CVD prevention and treatment strategies.

Related Concept Videos

Psychoneuroimmunology: Cardiovascular Disease01:27

Psychoneuroimmunology: Cardiovascular Disease

Psychoneuroimmunology (PNI) is a multidisciplinary field that examines how psychological factors, particularly stress, interact with the immune system and impact physical health. Research in PNI has shown that chronic or traumatic stress can disrupt both the hypothalamic-pituitary-adrenal axis and the sympathetic nervous system. These disruptions contribute to serious health conditions, including cardiovascular diseases.
A key area of focus in PNI is the relationship between stress and coronary...
124
Blood Studies for Cardiovascular System I: Cardiac Biomarkers01:20

Blood Studies for Cardiovascular System I: Cardiac Biomarkers

Cardiac biomarkers are enzymes, proteins, and hormones released into the blood when cardiac cells are injured. They are powerful tools for triaging.
The essential diagnostic tools for detecting myocardial necrosis and monitoring individuals suspected of having acute coronary syndrome (ACS) include:
Troponins
Troponins, particularly cardiac troponins I and T, are the most precise and sensitive markers of myocardial injury. They are detectable within 4-6 hours of myocardial injury and remain...
438
Coronary Artery Disease II: Pathophysiology01:26

Coronary Artery Disease II: Pathophysiology

Coronary Artery Disease (CAD) originates from a series of events that impair the function of coronary arteries, the blood vessels responsible for delivering oxygen-rich blood to the heart muscle. The pathophysiology of CAD is closely linked to atherosclerosis, a chronic inflammatory and lipid-driven condition affecting the vascular endothelium.1. Endothelial DamageThe process begins with damage to the vascular endothelium, which serves as a protective barrier between the blood and the vessel...
99
Physiology of Enteric Nervous System and Gut Health01:05

Physiology of Enteric Nervous System and Gut Health

The gastrointestinal tract, responsible for the digestion and absorption of nutrients, is safeguarded by the intestinal barrier, which consists of secretory, physical, and immune components. At the forefront is the secretory barrier, composed of essential elements such as mucus, gut microbiota, and defense proteins. They collaborate to break down food particles, facilitate nutrient absorption, and maintain optimal gut health. These secretory components ensure the smooth functioning of the...
508
Coronary Artery Disease I: Introduction01:30

Coronary Artery Disease I: Introduction

Coronary Artery Disease (CAD): An Overview with Scientific InsightsCoronary Artery Disease (CAD), often referred to as C-A-D, is a prevalent blood vessel disorder classified under the broader category of atherosclerosis. Atherosclerosis is a pathological process characterized by the hardening and narrowing of arteries due to the accumulation of atherosclerotic plaques. These plaques are composed of cholesterol, fatty substances, inflammatory cells, calcium, and fibrin, reducing blood flow to...
521
What is Monogastric Digestion?01:50

What is Monogastric Digestion?

The human body contains a monogastric digestive system. In a monogastric digestive system, the stomach only contains one chamber in which it digests food. Several other animal species also have monogastric digestive systems, including pigs, horses, dogs, and birds. This chapter, however, focuses on the human digestive system.
73.2K