Dorsal Root Ganglia Neurons
Dorsal Root Ganglia Neurons - Related Videos
03:43
Neuronal Enrichment of Dorsal Root Ganglia by Immunopanning
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2025
This video demonstrates a protocol for enriching neuronal cultures from dorsal root ganglia by immunopanning, thereby improving their purity and utility for neurological research.
05:34
A Technique for Harvesting and Dissociating Dorsal Root Ganglia for Neuronal Cultures
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2025
This video demonstrates a method for harvesting neurons from the dorsal root ganglia (DRG). DRG from a rat's spinal column is isolated, treated with enzymes, and then mechanically dissociated to obtain a single-cell suspension. The neurons are separated from glial cells using density gradient centrifugation and cultured in a growth medium.
07:43
Preparation and Maintenance of Dorsal Root Ganglia Neurons in Compartmented Cultures
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Cited by 21 •
2008
Here we describe the technique of preparing and maintaining compartmented chambers for culturing sensory neurons of the dorsal root ganglia.
12:00
Patch Clamp Recordings on Intact Dorsal Root Ganglia from Adult Rats
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Cited by 8 •
2016
This manuscript describes how to prepare intact dorsal root ganglia for patch clamp recordings. This preparation maintains the microenvironment for neurons and satellite glial cells, thus avoiding the phenotypic and functional changes seen using dissociated DRG neurons.
05:18
Establishing a Primary Dorsal Root Ganglia Cell Culture from a Rat Spinal Column
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2025
This video demonstrates a technique for isolating and culturing dorsal root ganglia (DRG) cells from the rat spinal column. DRGs excised from the spinal column are treated with enzymes and mechanically dissociated to obtain a single-cell suspension. The cells are cultured in a medium containing inhibitors and growth factors that limit glial cell proliferation and promote neuronal growth, respectively.
FAQs
The pseudounipolar arrangement places the cell body beside a route connecting peripheral and central axonal branches. This organization supports transmission of signals detected in body tissues toward the spinal cord while preserving the neuron’s role as an interface between sensory input and central processing. Its structure is therefore central to understanding sensory signaling.
Mechanical, thermal, and chemical stimuli represent distinct forms of information entering sensory pathways. Their detection allows dorsal root ganglia neurons to contribute to touch, proprioception, and nociception. Studying these modalities helps researchers relate the type of peripheral event to the sensory information delivered to the central nervous system.
These neurons are important because their sensory functions include nociception, the detection of potentially painful stimuli. They also provide a research model for investigating chronic pain and peripheral nerve injury. This combination connects studies of sensory transduction with broader questions about how pain-related sensory pathways are affected by injury.
Cultured dorsal root ganglia neurons provide an accessible model for examining sensory transduction and axonal growth. They also support investigations of peripheral nerve injury and chronic pain. Because these processes can be studied in a sensory-neuron model, researchers can examine cellular features relevant to both normal signaling and disease-related changes.
Dorsal root ganglia neurons are useful for examining how peripheral nerve injury relates to sensory-neuron behavior and axonal growth. Their cultured form gives researchers an accessible system for investigating these processes alongside chronic pain. Findings from this model can help connect changes in peripheral sensory neurons with altered nervous-system function.
Their peripheral axons detect information from the body, while their central axons carry signals into the spinal cord. This arrangement links peripheral sensory events with central neural pathways. In neuroscience research, cultured dorsal root ganglia neurons therefore support investigations of neural circuits and may help identify potential therapeutic targets related to sensory signaling.