Interleukin-6 Microinjection
Interleukin-6 Microinjection - Related Videos
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).
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.
08:12
Zebrafish Microinjection Techniques
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2023
One of the major advantages to working with zebrafish (Danio rerio) is that their genetics can be easily manipulated by microinjection of early stage embryos. Using this technique, solutions containing genetic material or knockdown constructs are delivered into the blastomeres: the embryonic cells sitting atop the yolk of the newly fertilized egg. Delivery into the cytoplasm is achieved either through direct injection into the blastomere, or via natural cytoplasmic movements that occur after a...
04:21
Generating the 6-hydroxydopamine Rat Model of Parkinson's Disease
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2025
This video demonstrates a procedure to create a rat model of Parkinson's disease by injecting the neurotoxin 6-hydroxydopamine (6-OHDA) into the brain. The neurotoxin infusion into the medial forebrain bundle (MFB) specifically targets dopaminergic neurons responsible for motor control, leading to their destruction and replicating Parkinson's disease symptoms.
12:10
Microinjection of Xenopus Laevis Oocytes
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Cited by 14 •
2009
Here we demonstrate cytoplasmic microinjection of Xenopus laevis oocytes with a nuclear import substrate, as well as preparation of the injected oocytes for visualization by thin-sectioning electron microscopy.
FAQs
After delivery, interleukin-6 binds receptors on cells surrounding the injection site and can activate signaling pathways such as JAK/STAT3. This local receptor engagement provides a mechanistic link between the administered cytokine and subsequent changes in neural function, glial activity, or inflammatory responses within the targeted region.
The selected brain region determines which neural cells and circuits encounter the cytokine, while timing establishes when its effects are assessed. Controlling both variables helps researchers distinguish regional actions from broader effects and relate IL-6 exposure to changes in neuronal activity, glial responses, behavior, or disease-related processes.
Researchers can examine several outcome levels, including altered neuronal activity, responses from glial cells, behavioral changes, and processes associated with disease. Considering these outcomes together helps connect cellular signaling near the injection site with functional consequences in the nervous system rather than evaluating inflammation only as an isolated molecular event.
A fine micropipette is used to administer a controlled volume and concentration into a selected brain region. The injection site, amount delivered, concentration, and timing are therefore central experimental variables. Maintaining control over these factors supports more precise interpretation of localized IL-6 actions and comparisons among targeted regions or time points.
This approach is useful when researchers need to test how IL-6 affects a defined brain region rather than examining inflammation without spatial control. It can support studies of links among cytokine signaling, neural function, glial responses, behavior, and disease-related changes, making regional inflammatory mechanisms easier to investigate.
Localized administration can connect a defined inflammatory signal with multiple levels of neuroscience evidence. Investigators may relate receptor-driven signaling near the injection site to neuronal activity, glial responses, behavioral effects, or disease-related processes. These comparisons help evaluate how IL-6 may contribute to altered brain function in specific regions.