Interleukin-8
Interleukin-8 - Related Videos
03:33
Evaluating the Effects of Fecal Microbiota Transplantation in an Interleukin-10 Deficient Mouse
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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.
08:16
An IL-8 Transiently Transgenized Mouse Model for the In Vivo Long-term Monitoring of Inflammatory Responses
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Cited by 14 •
2017
The method described here allows for the visualization of IL-8 promoter-dependent inflammation activation in the lungs of mice through non-invasive bioluminescence imaging (BLI). The same animal can be subjected to BLI multiple times for up to two months from the time of delivery of the luciferase reporter construct.
06:14
In vitro Biofilm Formation in an 8-well Chamber Slide
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Cited by 62 •
2011
This article describes the procedure for the formation and visualization of a bacterial biofilm grown within an 8-well chamber...
08:43
Microinjection of Interleukin-6 into the Bloodstream of TSC Zebrafish Larvae to Study Neuropsychiatric Disorder-Like Behaviors
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2026
To model how inflammatory signals influence neurodevelopment in genetically susceptible organisms, we present a protocol for microinjecting IL-6 into the duct of Cuvier (common cardinal vein) of zebrafish larvae, enabling controlled induction of inflammation and assessment of its developmental impact in the context of tuberous sclerosis complex (TSC).
05:52
Measuring the Induced Membrane Voltage with Di-8-ANEPPS
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Cited by 48 •
2009
External electric field induces a voltage on the membrane of a cell, termed the induced membrane voltage (ΔΦ). By using the potentiometric dye di-8-ANEPPS, it is possible to measure the ΔΦ noninvasively. This video shows the protocol for measuring ΔΦ using di-8-ANEPPS.
FAQs
Binding to CXCR1 and CXCR2 initiates signaling in neutrophils and helps convert an extracellular chemokine cue into cellular behavior. The resulting responses include directed migration toward affected tissue, increased neutrophil activation, and release of antimicrobial molecules. Studying these receptors therefore helps explain how IL-8 links inflammatory signals with the movement and functional response of immune cells.
Macrophages, endothelial cells, and epithelial cells can produce IL-8 after activation, connecting different tissue compartments to neutrophil recruitment. This distribution means that inflammatory signaling may arise from immune cells as well as cells forming or lining affected tissues. Identifying the producing cell type can help researchers relate IL-8 activity to tissue injury, infection, or local inflammatory conditions.
The same signaling axis that guides neutrophils toward injury or infection can also activate them and promote release of antimicrobial molecules. This combination supports rapid defense at the affected site, while the measured signaling activity reflects an inflammatory response rather than cell movement alone. Consequently, IL-8 provides a useful framework for studying both recruitment and immune-cell function.
Researchers can measure IL-8 to assess whether inflammatory signaling is present or changing in a biological system. Because its production is associated with activated macrophages, endothelial cells, and epithelial cells, IL-8 levels can provide information about activity across several tissue or cellular sources. Such measurements support investigations of infection, chronic inflammatory disease, cancer, and tissue repair.
In infection research, IL-8 studies can clarify how affected tissues recruit and activate neutrophils. In chronic inflammatory disease, the same measurements can help examine whether inflammatory signaling persists or changes over time. These applications use IL-8 as a biological marker, allowing researchers to connect cellular responses with broader disease mechanisms without treating the signal as an isolated measurement.
IL-8 research extends beyond acute infection because inflammatory signaling can be examined in cancer and tissue repair. Measuring or modulating its signaling may help researchers investigate how inflammatory activity relates to these processes and identify mechanisms worth targeting. The resulting evidence can contribute to therapeutic strategy development, while also showing how one chemokine connects immune responses with broader biological outcomes.