Related Experiment Video
Updated: Jul 17, 2026
07:32
Murine Fecal Isolation and Microbiota Transplantation
Published on: May 26, 2023
Gut microbiome changes in a captive giant panda with cardiovascular disease
Xueying Wang1, Ryoji Umemoto2, Mizuki Kato2
1Graduate School of Environment Science, Hokkaido University.
The Journal of Veterinary Medical Science
|July 15, 2026
Summary
Gut bacteria play a key role in captive animal health. This study reveals significant gut microbiome changes in a giant panda with cardiovascular disease, highlighting the need for symbiotic bacteria diversity.
Area of Science:
- Veterinary Medicine
- Microbiology
- Animal Conservation
Background:
- The host-gut bacteria interaction is crucial for captive animal health and disease management.
- Cardiovascular disease (CVD) poses a significant health risk to captive animals, yet its impact on the gut microbiome is poorly understood.
- Giant pandas (Ailuropoda melanoleuca) are an iconic species facing conservation challenges, making their health management critical.
Purpose of the Study:
- To characterize the gut bacterial profile of a captive giant panda during the progression of cardiovascular disease.
- To investigate the impact of drug treatment on the gut microbiome composition and function in this individual.
- To establish a baseline understanding of gut dysbiosis associated with CVD in giant pandas.
Main Methods:
- 16S rRNA gene sequencing was employed to analyze fecal samples.
- Bacterial community composition and diversity were assessed.
- Predicted metabolic functions of the microbiome were analyzed.
- Network analysis was used to evaluate microbial community interactions.
Main Results:
- Significant alterations in gut bacterial composition were observed, with changes linked to inflammation and nutrient metabolism.
- Predicted metabolic pathways showed notable shifts correlating with disease progression and treatment.
- A marked reduction in gut microbiome diversity and an imbalance in microbial interaction networks were evident, suggesting gut dysfunction.
- This study provides the first detailed account of gut bacterial alterations in a giant panda with cardiovascular disease.
Conclusions:
- Gut microbiome dysbiosis, characterized by reduced diversity and altered bacterial composition, is associated with cardiovascular disease in giant pandas.
- Maintaining symbiotic gut bacteria diversity is essential for preventing health issues in captive animals.
- These findings contribute to advancing wildlife conservation efforts through improved understanding of giant panda health.
Related Concept Videos
01:22Gut-Brain Axis
The gut–brain axis is a bidirectional communication system that connects the gastrointestinal tract and the brain. This interaction is mediated through multiple pathways, including the vagus nerve, hormonal signals, immune responses, and chemical messengers produced by gut microbes.Microbial Contributions to Brain FunctionGut microbiota contributes significantly to brain function by producing neuroactive compounds. These include neuroactive compounds that influence neurotransmitters such as...
01:30Development of Human Microbiota
The human microbiota begins developing at birth and undergoes continual change as we age. Infancy marks a critical period of microbial sensitivity, offering a “window of opportunity” during which beneficial microbes help mature the immune system. By age three, children typically develop a more stable and diverse microbial community. Newborns acquire microbes from their immediate environment; vaginal delivery favors maternal vaginal microbes, while cesarean births favor microbes from the skin...
01:18Dysbiosis of the Gut Microbiota
The human gut microbiome includes a diverse array of microbial species, including beneficial commensals and opportunistic pathogens, which interact to support host health. These microbes contribute to essential functions such as nutrient metabolism, immune system modulation, and maintenance of intestinal barrier integrity. However, disruptions to this equilibrium—referred to as dysbiosis—can have widespread physiological consequences.Dysbiosis is often characterized by reduced microbial...
01:27Microbiota of the Large Intestine
The large intestine hosts the most densely populated microbial ecosystem in the human body. This complex community primarily consists of anaerobic bacteria, with Bacillota (formerly Firmicutes) and Bacteroidota (formerly Bacteroidetes) as the predominant groups. The distribution of these microbes varies along different sections of the large intestine, influenced by local environmental factors such as oxygen availability and nutrient composition.The cecum, located at the beginning of the large...