Insect Gut Microbiome
Insect Gut Microbiome - Related Videos
10:51
Co-culture of Living Microbiome with Microengineered Human Intestinal Villi in a Gut-on-a-Chip Microfluidic Device
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Cited by 68 •
2016
We describe an in vitro protocol to co-culture gut microbiome and intestinal villi for an extended period using a human gut-on-a-chip microphysiological system.
03:13
Immunostaining to Visualize Viral Antigen and Host Protein Colocalization in the Insect Gut
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2026
Source: Zhang, L., et al. Immunofluorescent Labeling of Plant Virus and Insect Vector Proteins in Hemipteran Guts. J. Vis. Exp. (2021)The video demonstrates the preparation of gut tissue from a plant virus–infected insect vector for fluorescence imaging. Fixed guts were washed, permeabilized, and incubated with two fluorescent antibodies in a blocking solution—one targeting a viral antigen in vesicles, the other a vesicle-associated membrane protein. The tissue was counterstained for actin...
09:18
A Gut-on-a-Chip Model to Study the Gut Microbiome-Nervous System Axis
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Cited by 10 •
2023
neuroHuMiX is an advanced gut-on-a-chip model to study the interactions of bacterial, epithelial, and neuronal cells under proximal and representative co-culture conditions. This model allows unravelling of the molecular mechanisms underlying the communication between the gut microbiome and the nervous system.
08:38
Application of Flow Vermimetry for Quantification and Analysis of the Caenorhabditis elegans Gut Microbiome
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2023
Caenorhabditis elegans is a powerful model to examine the molecular determinants driving host-microbiome interactions. We present a high throughput pipeline profiling the single animal levels of gut microbiome colonization together with key aspects of the C. elegans physiology.
07:16
Immunofluorescent Labeling of Plant Virus and Insect Vector Proteins in Hemipteran Guts
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Cited by 1 •
2021
This protocol for immunofluorescent labeling of both plant virus proteins and vector insect proteins in excised insect guts can be used to study interactions among virus and vector insects, insect protein functions and molecular mechanisms underlying virus transmission.
FAQs
Microbes can transform dietary compounds that the insect may otherwise struggle to use, then produce metabolites that affect host physiology. These products help connect microbial activity with nutrition, development, and health rather than limiting the microbiome’s role to food breakdown. Studying the metabolites therefore reveals functional effects that may not be visible from community composition alone.
The community is shaped by conditions within the digestive tract and by interactions with gut tissues. The insect’s immune system helps regulate which microorganisms persist, while the gut environment influences microbial growth and activity. This relationship means microbial composition reflects both environmental inputs and host biology, making immune and gut factors important when interpreting microbiome variation.
Diet supplies the compounds on which gut microorganisms act, including materials that are difficult for the insect to digest directly. Differences in available food can therefore influence microbial activity and the metabolites reaching host tissues. Examining diet alongside microbial communities helps explain how insects function across diverse nutritional conditions and environments.
Microbial interactions with dietary compounds and host physiology provide one link between microbial ecology and insect biology. Because insects encounter varied diets and environments, studying these interactions can clarify how gut-associated communities contribute to physiological responses and adaptation. The approach is useful for connecting ecological differences with changes in nutrition, development, or health.
Understanding microbial effects on insect nutrition, development, and health can identify biological processes associated with pest success. That knowledge supports investigation of pest-control strategies by focusing on the host’s microbial context rather than the insect alone. The source material presents this as an application of studying gut communities and their interactions with insect physiology.
Gut microbial communities are relevant to research on disease transmission because microorganisms interact with insect tissues and influence host health. Examining those relationships can help place transmission biology within a broader microbial and physiological context. This application complements studies of nutrition and development by asking how gut-associated microbes relate to insects involved in transmitting disease.