Fecal Microbiota Fermentation
Fecal Microbiota Fermentation - Related Videos
03:33
Evaluating the Effects of Fecal Microbiota Transplantation in an Interleukin-10 Deficient Mouse
0 Views •
2025
This video demonstrates a procedure of fecal microbiota transplantation in an interleukin-10 deficient mouse with colon inflammation. Colonized fecal microbes in the gut release secondary metabolites, eliciting anti-inflammatory cytokine release and reducing colon inflammation.
02:12
In Vitro Batch-Culture Model to Mimic Colonic Fermentation by Human Gut Microbiota
0 Views •
2025
Source: Ahmadi, S., et al. An In Vitro Batch-culture Model to Estimate the Effects of Interventional Regimens on Human Fecal Microbiota. J. Vis. Exp. (2019).This video demonstrates a method for modeling gut microbial fermentation by incubating fecal samples with dietary fermentable fiber under anaerobic conditions to study metabolite production by gut microbiota.
07:32
Murine Fecal Isolation and Microbiota Transplantation
0 Views •
Cited by 4 •
2023
The goal here is to outline a protocol to investigate the mechanisms of dysbiosis in cardiovascular disease. This paper discusses how to aseptically collect and transplant murine fecal samples, isolate intestines, and use the "Swiss-roll" method, followed by immunostaining techniques to interrogate changes in the gastrointestinal tract.
01:29
Fermentation
0 Views •
2019
Most eukaryotic organisms require oxygen to survive and function adequately. Such organisms produce large amounts of energy during aerobic respiration by metabolizing glucose and oxygen into carbon dioxide and water. However, most eukaryotes can generate some energy in the absence of oxygen by anaerobic metabolism. Fermentation is a type of metabolic process that occurs in the absence of oxygen, where organic molecules such as glucose are broken down to produce energy. During this process, the...
07:06
Fecal Microbiota Transplantation via Colonoscopy for Recurrent C. difficile Infection
0 Views •
Cited by 26 •
2014
Fecal Microbiota Transplantation via colonoscopy is a safe and effective treatment for recurrent and refractory C.difficile infection. A systematic approach to patient and donor screening, preparation of stool, and delivery of the stool during the colonoscopy will maximize therapeutic success.
FAQs
Anaerobic conditions provide the controlled environment in which the fecal microbial community can remain active while processing supplied nutrients. Researchers combine the community with a defined growth medium and selected substrates, then assess how bacterial metabolism changes the system. This setup helps isolate effects of specific nutritional or experimental inputs on gut microbial activity.
Fecal microbiota fermentation links supplied substrates to measurable microbial products through bacterial nutrient metabolism. Different test substrates can alter substrate utilization and the resulting production of compounds such as short-chain fatty acids. Researchers can also examine shifts in microbial composition, allowing metabolic output to be considered alongside changes in the community producing it.
Compared with human studies, this method offers a controlled, lower-complexity setting for examining factors that influence gut biology. Researchers can expose fecal microbial communities to defined media and selected substrates without the many uncontrolled variables present in people. Findings can therefore help evaluate mechanisms before or alongside more complex human research.
The core setup combines a fecal sample containing a microbial community with a defined growth medium and one or more test substrates. Culturing occurs under controlled anaerobic conditions so researchers can observe microbial activity in a consistent environment. Changing the substrate or other experimental factor allows comparisons of nutrient use and microbial responses.
Researchers can monitor three complementary outcomes: changes in microbial composition, production of metabolites such as short-chain fatty acids, and utilization of the supplied substrate. Together, these measurements show both what happens to the community and how its activity changes. The combined results help connect an experimental input with microbial and metabolic responses.
The method is useful for evaluating how diet, prebiotics, probiotics, pharmaceuticals, and other factors influence gut biology. By testing these inputs against cultured fecal communities, researchers can investigate microbial activity and metabolite production in a controlled system. Its results help explore mechanisms linking intestinal microbes with health and disease while reducing reliance on direct human studies.