Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Bacterial Flora of the Large Intestine01:29

Bacterial Flora of the Large Intestine

528
The gut microbiome is formed by a vast and diverse community of bacteria that colonizes our large intestine. These bacteria start residing in the gut from birth and continue diversifying throughout life, influenced by factors such as diet, lifestyle, and stress. The gut bacterial community also includes bacteria from food and those that enter the colon through the anus.
The normal gut flora of the colon plays a critical role in generating essential vitamins such as vitamins K, B5, and B7.
528
Microbial Nutrition01:28

Microbial Nutrition

110
Organisms exhibit remarkable metabolic diversity, categorized based on how they acquire energy and carbon. These strategies enable survival in various ecological niches and are essential for maintaining energy flow and nutrient cycling within ecosystems.Energy and Carbon SourcesOrganisms are classified as phototrophs or chemotrophs based on energy acquisition. Phototrophs use light as their energy source, while chemotrophs rely on oxidizing chemical compounds. Further differentiation arises...
110
Types of Microorganisms01:29

Types of Microorganisms

97
Microorganisms are a diverse group of microscopic entities broadly categorized into cellular and acellular types based on their structural organization. Cellular microorganisms include bacteria, archaea, fungi, protozoa, and algae, while acellular microorganisms are represented by viruses.Cellular MicroorganismsBacteriaBacteria, tiny prokaryotic organisms, exhibit fascinating shapes such as rods, spheres, and spirals. They adapt to diverse habitats, including soil, water, and human-associated...
97
Anatomy of the Intestines01:23

Anatomy of the Intestines

72.6K
Although digestion of proteins, carbohydrates, and lipids may begin in the stomach, it is completed in the intestine. The absorption of nutrients, water, and electrolytes from food and drink also occurs in the intestine. The intestines can be divided into two structurally distinct organs—the small and large intestines.
Small Intestines
The small intestine is an ~7 meter-long tube with an inner diameter of just 2.5 cm. Since most nutrients are absorbed here, the inner lining of the...
72.6K
Key Techniques in Microbiology01:29

Key Techniques in Microbiology

98
Aseptic techniques prevent contamination, ensure experimental accuracy, and protect researchers and microbial cultures. These techniques are essential in clinical, industrial, and research settings where sterility is required.Maintaining Sterility in Laboratory PracticesScientists maintain sterility by sterilizing tools with heat or chemicals, disinfecting work surfaces, and handling cultures in controlled environments. Working near an open flame or within a laminar flow hood reduces the risk...
98
Microbial Fermentation01:23

Microbial Fermentation

85
Fermentation is a crucial anaerobic metabolic process that enables microbes to derive energy from sugar without relying on oxygen or an electron transport chain. This process is fundamental to various biological and industrial applications and is classified based on the metabolic products generated.Role of Pyruvate in FermentationPyruvate and its derivatives serve as key electron acceptors in fermentative pathways. The oxidation of NADH to regenerate NAD+ is essential for the continuation of...
85

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Diverse high-fat diets drive multi-omic reprogramming that persists after dietary reversal.

bioRxiv : the preprint server for biology·2026
Same author

Toward Computationally Complete Spatial Omics.

bioRxiv : the preprint server for biology·2026
Same author

Intestinal interoceptive dysfunction drives age-associated cognitive decline.

Nature·2026
Same author

Gut microbiome-produced bile acid metabolite lengthens the circadian period in host intestinal cells.

Proceedings of the National Academy of Sciences of the United States of America·2026
Same author

β-hydroxybutyrate enhances the metabolic fitness of CAR T cells in cancer.

Cell·2026
Same author

Metabotherapy for intestinal disease: using metabolites to prevent and treat disorders of the gut.

Nature reviews. Gastroenterology & hepatology·2026
Same journal

A native sulfur deposit in Gale crater, Mars.

Science (New York, N.Y.)·2026
Same journal

Coordinated demise of harmful algal blooms.

Science (New York, N.Y.)·2026
Same journal

Genetic effects put into context.

Science (New York, N.Y.)·2026
Same journal

Bacteria share proteins to survive antibiotics.

Science (New York, N.Y.)·2026
Same journal

Impacts shaped Earth's first continents.

Science (New York, N.Y.)·2026
Same journal

Erratum for the Report "Covalently bonded single-molecule junctions with stable and reversible photoswitched conductivity" by C. Jia <i>et al</i>.

Science (New York, N.Y.)·2026
See all related articles

Related Experiment Video

Updated: Jul 24, 2025

Analysis of Interactions between Endobiotics and Human Gut Microbiota Using In Vitro Bath Fermentation Systems
00:06

Analysis of Interactions between Endobiotics and Human Gut Microbiota Using In Vitro Bath Fermentation Systems

Published on: August 23, 2019

7.1K

A microbiome exercise.

Christoph A Thaiss1

  • 1Microbiology Department, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, USA.

Science (New York, N.Y.)
|July 6, 2023
PubMed
Summary
This summary is machine-generated.

The gut-brain axis influences exercise motivation. Understanding these connections can enhance workout adherence and physical activity levels.

More Related Videos

An In Vitro Batch-culture Model to Estimate the Effects of Interventional Regimens on Human Fecal Microbiota
07:15

An In Vitro Batch-culture Model to Estimate the Effects of Interventional Regimens on Human Fecal Microbiota

Published on: July 31, 2019

9.7K
Microbiota Analysis Using Two-step PCR and Next-generation 16S rRNA Gene Sequencing
11:22

Microbiota Analysis Using Two-step PCR and Next-generation 16S rRNA Gene Sequencing

Published on: October 15, 2019

28.4K

Related Experiment Videos

Last Updated: Jul 24, 2025

Analysis of Interactions between Endobiotics and Human Gut Microbiota Using In Vitro Bath Fermentation Systems
00:06

Analysis of Interactions between Endobiotics and Human Gut Microbiota Using In Vitro Bath Fermentation Systems

Published on: August 23, 2019

7.1K
An In Vitro Batch-culture Model to Estimate the Effects of Interventional Regimens on Human Fecal Microbiota
07:15

An In Vitro Batch-culture Model to Estimate the Effects of Interventional Regimens on Human Fecal Microbiota

Published on: July 31, 2019

9.7K
Microbiota Analysis Using Two-step PCR and Next-generation 16S rRNA Gene Sequencing
11:22

Microbiota Analysis Using Two-step PCR and Next-generation 16S rRNA Gene Sequencing

Published on: October 15, 2019

28.4K

Area of Science:

  • Neuroscience
  • Gastroenterology
  • Exercise Physiology

Background:

  • The motivation to engage in physical activity is complex.
  • The gut microbiome and its communication pathways with the brain are increasingly recognized as important factors in overall health.

Purpose of the Study:

  • To investigate the role of gut-brain connections in driving the motivation for physical exercise.
  • To explore the neurobiological mechanisms underlying exercise motivation influenced by the gut.

Main Methods:

  • Utilizing animal models to study gut microbiome composition.
  • Employing neuroimaging techniques to observe brain activity during exercise motivation tasks.
  • Analyzing biochemical markers related to gut-brain signaling pathways.

Main Results:

  • Specific gut microbial metabolites were found to correlate with increased motivation to exercise.
  • Activation in brain regions associated with reward and motivation was modulated by gut signals.
  • Disrupting gut-brain communication altered exercise-seeking behavior.

Conclusions:

  • Gut-brain connections play a significant role in regulating the motivation to work out.
  • Targeting the gut microbiome or its signaling pathways may offer novel strategies to promote physical activity.