Neuronal Injury Model
Neuronal Injury Model - Related Videos
01:59
Modeling Neuronal Injury in Mouse Primary Cerebellar Granule Neurons
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2025
This video demonstrates the generation of a neuronal injury model in mouse primary cerebellar granule neurons. It outlines the steps involved in inducing neuronal injury using NMDA, an excitatory neurotransmitter receptor agonist, and glycine, a co-agonist. NMDA and glycine bind to specific neuronal receptors, causing their overstimulation and resulting in a massive intracellular calcium influx, which leads to neuronal cell damage and death.
06:33
The Organotypic Hippocampal Slice Culture Model for Examining Neuronal Injury
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Cited by 9 •
2010
The organoptypic hippocampal slice culture model is an in vitro model used to examine neuronal injury in a variety of paradigms. In this article, we describe the methods for generating slice cultures and quantifying neuronal injury.
03:33
An In Vitro Model of Stretch Injury in Human Induced Pluripotent Stem Cell-Derived Neurons
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2025
This video demonstrates the process of inducing stretch injury on human induced pluripotent stem cell-derived neurons (hiPSCNs). The cells are taken in a bottomless multi-well plate with a silicone membrane attached. Controlled mechanical stress is applied on the membrane to induce cytoskeletal disruption and cell membrane damage, inducing a stretch injury phenotype in the cells.
04:18
A Simple Neuronal Mechanical Injury Methodology to Study Drosophila Motor Neuron Degeneration
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Cited by 1 •
2017
Here we describe a simple and widely accessible method to injure segmental nerves in Drosophila larvae to visualize and quantify neurodegeneration of motor neurons at the neuromuscular junction (NMJ) of third instar larvae.
09:24
Impulsive Pressurization of Neuronal Cells for Traumatic Brain Injury Study
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Cited by 8 •
2011
A novel impulsive cell pressurization experiment has been developed using a Kolsky bar device to investigate the molecular/cellular mechanisms of blast-induced traumatic brain injury.
FAQs
A neuronal injury model can be tailored to a defined initiating challenge such as mechanical trauma, excitotoxic stimulation, ischemia-like conditions, or toxic exposure. Each paradigm directs attention toward the cellular and molecular responses associated with that form of damage. This alignment helps researchers address questions about traumatic brain injury, stroke, or neurodegenerative disease.
These processes provide multiple readouts of the response to injury, spanning cellular stress, inflammatory activity, and loss of cell viability. Examining them together helps researchers connect molecular and cellular changes with functional deficits and identify biomarkers. The combination also supports evaluation of whether a candidate intervention has neuroprotective or regenerative effects.
These preparations provide complementary levels of experimental control and biological relevance. In vitro cultures, organotypic preparations, and animal models can therefore be selected according to whether a study emphasizes controlled analysis or biological context. This comparison is important when linking cellular and molecular responses to functional deficits or when testing treatments intended to promote repair.
Researchers can select a preparation, apply a defined injury stimulus, and then examine degeneration or repair. Measurements may include cellular and molecular responses, biomarkers, and functional deficits. The model can then test whether a neuroprotective or regenerative treatment changes those outcomes, linking experimental damage to treatment performance in a controlled research design.
Mechanical trauma provides a way to investigate injury relevant to traumatic brain injury, whereas ischemia-like conditions support studies related to stroke. Within these paradigms, researchers can examine degeneration and repair, connect cellular and molecular responses to functional deficits, and evaluate biomarkers or candidate neuroprotective and regenerative treatments.
Usefulness depends on matching the injury paradigm and experimental preparation to the question being asked. Toxic exposure, excitotoxic stimulation, or other defined damage can support investigation of degeneration and repair, while the choice of culture, organotypic preparation, or animal model affects control and biological relevance. The design should also permit biomarker or functional assessment.