Related Experiment Video

Updated: Nov 6, 2025

Activating Autophagy by Aerobic Exercise in Mice
08:44

Activating Autophagy by Aerobic Exercise in Mice

Published on: February 3, 2017

12.4K

The role of autophagy in cardiovascular pathology

Damián Gatica1, Mario Chiong2, Sergio Lavandero2,3,4

  • 1Department of Molecular, Cellular and Developmental Biology, Life Sciences Institute, University of Michigan, 210 Washtenaw Ave, Ann Arbor, MI 48109-2216, USA.

Cardiovascular Research
|May 6, 2021
PubMed

Insights

Autophagy, a cellular recycling process, is crucial for survival under stress. Its dysregulation contributes to cardiovascular diseases like heart failure and myocardial infarction.

Area of Science:

  • Cellular biology
  • Molecular mechanisms
  • Cardiovascular research

Background:

  • Macroautophagy/autophagy is a fundamental cellular recycling pathway essential for stress adaptation.
  • Dysregulation of autophagy is implicated in the pathogenesis of numerous diseases.
  • Cardiovascular diseases represent a leading cause of mortality globally.

Purpose of the Study:

  • To elucidate the molecular regulators of autophagy.
  • To connect autophagy mechanisms to cardiovascular pathologies.
  • To provide a comprehensive overview of autophagy's role in heart disease.

Main Methods:

  • Literature review of autophagy regulation.
  • Analysis of molecular factors governing autophagy.
  • Examination of autophagy's involvement in cardiovascular disease models.

Main Results:

  • Detailed explanation of molecular factors controlling autophagy.
  • Established links between autophagy and ischemic/reperfusion injury.
  • Exploration of autophagy's role in myocardial infarction, cardiac hypertrophy, remodeling, and heart failure.

Conclusions:

  • Autophagy is a critical determinant in cardiovascular health and disease.
  • Understanding autophagy regulation offers therapeutic targets for cardiovascular pathologies.
  • Further research into autophagy mechanisms is vital for combating heart disease.

Keywords:
AutophagosomeCardiomyocyteHeartLysosomeVascular

More Related Videos

Exploring the Regulation of Lipid Droplet Catabolism through Lipophagy07:20

Exploring the Regulation of Lipid Droplet Catabolism through Lipophagy

Published on: January 31, 2025

786
In Situ Immunofluorescent Staining of Autophagy in Muscle Stem Cells08:35

In Situ Immunofluorescent Staining of Autophagy in Muscle Stem Cells

Published on: June 12, 2017

10.4K

Related Concept Videos

Autophagy01:27

Autophagy

Autophagy is a self-digesting process by which a cell protects itself from threats both within and outside the cell, ranging from abnormal proteins to invading bacteria. In this process, obsolete components of the cell and invading microbes are degraded by hydrolytic enzymes active in an acidic environment of the lysosomal lumen.
An autophagic pathway consists of a series of signaling events activated in response to diverse stress and physiological conditions such as food deprivation,...
5.1K
Delivery Pathways to the Lysosome01:36

Delivery Pathways to the Lysosome

Eukaryotic cells use different mechanisms to eliminate toxic waste obsolete and worn-out substances. Lysosomes play a pivotal role in this, and hence, these substances are carried to the lysosome from other parts of the cell and extracellular space through different pathways. The most elaborately studied pathways to the lysosome are the endocytic pathways.
Endocytosis
In endocytosis, the cell membrane takes up macromolecules and particles from the surrounding medium. Clathrin-mediated...
8.3K
Autophagic Cell Death01:18

Autophagic Cell Death

Christian de Duve discovered “autophagy,” a process in which cellular components are engulfed by membrane-bound organelles called autophagosomes. The autophagosomes then fuse with lysosomes to digest the enclosed contents. Autophagy is generally activated in cells to prevent cell death. However, cell death is triggered when the damage is beyond repair.
Autophagy and Apoptosis
Autophagy can activate apoptosis. In normal conditions, the autophagy activating protein Beclin-1 and...
3.7K
Pathophysiology of Heart Failure01:17

Pathophysiology of Heart Failure

Heart failure (HF) is a progressive syndrome involving ventricles that leads to inadequate cardiac output. It can be classified based on location and output or ejection fraction. Ejection fraction (EF) is an essential measurement in the diagnosis and surveillance of HF. Reduced EF corresponds to systolic heart failure (HFrEF). However, HF with preserved ejection fraction (HFpEF) is becoming increasingly prevalent. Also known as diastolic HF, this form of HF is related to aging. The...
2.1K
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...
581
Cardiomyopathy V: Interprofessional Care01:29

Cardiomyopathy V: Interprofessional Care

Managing cardiomyopathy involves addressing underlying or precipitating causes, treating heart failure with medications, and implementing dietary changes and a balanced exercise and rest regimen.Lifestyle ModificationsCardiomyopathy patients should adopt a low-sodium diet to reduce fluid retention and manage heart failure. A personalized exercise and rest plan helps maintain physical fitness without overstraining the heart. Avoiding alcohol and tobacco is essential to prevent further damage to...
99