Related Experiment Video
Updated: Jan 25, 2026
03:58
Generation of Brown Fat-Specific Knockout Mice Using a Combined Cre-LoxP, CRISPR-Cas9, and Adeno-Associated Virus Single-Guide RNA System
Published on: March 24, 2023
3.1K
Exercise-Induced Irisin, the Fat Browning Myokine, as a Potential Anticancer Agent
George-Emmanuel Maalouf1, Diala El Khoury1
1Department of Sciences, Notre Dame University-Louaize, P.O. Box 72, Zouk Mikael, Lebanon.
Journal of Obesity
|May 9, 2019
Summary
Irisin, a muscle-secreted protein, impacts fat metabolism and may treat metabolic diseases. While some studies suggest irisin aids cancer regression by reducing obesity-related inflammation, others show no or negative effects, necessitating further research.
Area of Science:
- Exercise physiology
- Metabolic disease research
- Cancer biology
Background:
- Irisin is a myokine secreted post-exercise, influencing fat metabolism via white adipose tissue browning.
- Irisin shows potential in treating metabolic diseases like obesity, insulin resistance, and inflammation.
- Obesity is linked to increased cancer incidence, and irisin may impact cancer progression.
Purpose of the Study:
- To review and synthesize the dualistic findings on irisin's effects on cancer.
- To clarify the role of exercise-induced irisin in cancer regression versus potential adverse effects.
Main Methods:
- Literature review of studies investigating irisin's impact on various cancer types.
- Analysis of both in vitro and in vivo research on irisin and cancer.
- Synthesis of conflicting data regarding irisin's pro-cancer or anti-cancer properties.
Main Results:
- Evidence suggests irisin may promote cancer regression by reducing obesity-associated inflammation.
- Some studies indicate irisin has no effect or even a negative impact on cancer.
- Controversy exists regarding irisin's precise role in cancer, highlighting the need for more research.
Conclusions:
- Irisin's role in cancer is complex and debated, with potential benefits and risks.
- Further investigation is required to reconcile conflicting findings and establish irisin's therapeutic potential in oncology.
- Understanding irisin's dual effects is crucial for developing targeted metabolic and cancer therapies.
More Related Videos
Related Concept Videos
01:26Exercise Stress Test
1.2K
Introduction
Exercise stress testing, commonly known as a treadmill test, is a noninvasive procedure used to evaluate cardiovascular function and diagnose heart conditions.
Definition
An exercise stress test measures the heart's response to exertion using a treadmill or stationary bicycle. Chest electrodes record the heart's electrical activity through an ECG, and blood pressure is monitored regularly.
Purposes
Exercise stress testing, commonly known as a treadmill test, is a noninvasive procedure used to evaluate cardiovascular function and diagnose heart conditions.
Definition
An exercise stress test measures the heart's response to exertion using a treadmill or stationary bicycle. Chest electrodes record the heart's electrical activity through an ECG, and blood pressure is monitored regularly.
Purposes
1.2K
01:27Exercise and Muscle Performance
2.3K
Exercise induces a range of adaptations in muscle tissue, depending on the type and duration of activity. Such physical training can be broadly categorized into two types: endurance exercises and resistance exercises.
Endurance exercises
Endurance exercises involve running, swimming, or cycling, which require repetitive movements with low force output. When a person engages in endurance exercise, a few noticeable changes occur in their skeletal muscles. For instance, the number of capillaries...
Endurance exercises
Endurance exercises involve running, swimming, or cycling, which require repetitive movements with low force output. When a person engages in endurance exercise, a few noticeable changes occur in their skeletal muscles. For instance, the number of capillaries...
2.3K
01:17Exercise and Cardiac Output
1.9K
Regular physical activity is essential for maintaining cardiovascular health, with aerobic exercises being particularly effective. According to the American Heart Association, 150 minutes of moderate to intense aerobic exercise per week is recommended for a healthy heart. Aerobic activities may include brisk walking, running, bicycling, cross-country skiing, and swimming, ideally performed three to five times per week.
Sustained exercise increases the muscles' oxygen demand, which can be...
Sustained exercise increases the muscles' oxygen demand, which can be...
1.9K
01:29Subviral Agents
550
Subviral agents are infectious entities that resemble viruses but lack one or more viral components, such as a capsid or essential replication machinery. These agents include viroids, prions, and satellites, each possessing distinct structural and functional characteristics that influence their mode of infection and replication.Viroids are the simplest subviral agents, consisting of circular, single-stranded RNA molecules without a protein coat. They exclusively infect plants, relying entirely...
550
00:52Potential Energy
42.4K
The energy stored by a structure and location of matter in space is called potential energy. For instance, raising a kettlebell changes its spatial location and increases its potential energy. Similarly, a stretched rubber band contains potential energy which, under certain conditions, can be converted into other forms of energy, such as kinetic energy.
Chemical bonds that form attractive forces between atoms also contain potential energy, called chemical energy. When a chemical reaction...
Chemical bonds that form attractive forces between atoms also contain potential energy, called chemical energy. When a chemical reaction...
42.4K
01:20Exercise and Cardiovascular Response
3.9K
Exercise significantly impacts cardiovascular response, which is crucial for understanding patient health and designing effective treatment plans.
Light to moderate physical activity initiates a series of interconnected responses in the body. The heart rate modestly increases in anticipation of the workout, followed by widespread vasodilation as oxygen consumption by skeletal muscles increases. This results in decreased peripheral resistance, increased capillary blood flow, and accelerated...
Light to moderate physical activity initiates a series of interconnected responses in the body. The heart rate modestly increases in anticipation of the workout, followed by widespread vasodilation as oxygen consumption by skeletal muscles increases. This results in decreased peripheral resistance, increased capillary blood flow, and accelerated...
3.9K