Drg Neuron Culture
Drg Neuron Culture - Related Videos
03:44
Co-Culture of Schwann Cells with DRG Neurons on a Pre-Stretched Membrane
0 Views •
2025
The video demonstrates the co-culturing of dorsal root ganglion (DRG) neurons with Schwann cells. DRG neurons are first grown on a pre-stretched membrane for aligned axon growth. Schwann cells are then introduced, which attach to the axons, insulating them and promoting neural cell survival and function.
04:25
Isolation of DRG Neurons and Coculture with Schwann Cell Precursors to Generate Schwann Cells
0 Views •
2025
This video demonstrates a procedure for isolating dorsal root ganglion (DRG) neurons from rat embryos and co-culturing them with Schwann cell precursors to generate mature Schwann cells. The isolated DRGs are processed to isolate neurons and glial cells. The isolated cells are cultured to purify the neurons, which are then co-cultured with Schwann cell-like cells (SCLCs) in a co-culture medium. Interaction with the DRG neurons leads to the maturation of SCLCs into Schwann cells.
09:14
DiI-Labeling of DRG Neurons to Study Axonal Branching in a Whole Mount Preparation of Mouse Embryonic Spinal Cord
0 Views •
Cited by 20 •
2011
The stereotyped projections of sensory afferents into the rodent spinal cord offer an easily accessible experimental system to study axonal branching through the tracing of single axons.
03:37
Isolating Sensory Neurons and Co-Culturing with Natural Killer Cells
0 Views •
2025
This video describes the isolation of DRG neurons through enzymatic digestion, mechanical dissociation, and gradient centrifugation. The DRG cells are co-cultured with natural killer cells on an extracellular matrix to study the interaction between immune cells and sensory neurons.
02:11
Co-culturing of a Dorsal Root Ganglion Explant with Schwann Cells for Neuron Myelination
0 Views •
2025
This video demonstrates the coculturing model of a dorsal root ganglion explant and Schwann cells. In coculture conditions, ascorbic acid promotes the differentiation of Schwann cells into myelinating forms. Myelinating Schwann cells wrap the axons multiple times to create a myelin sheath, which is essential for nerve function.
FAQs
Neurotrophic factors help maintain sensory neuron survival while supporting differentiation and neurite extension after the cells are plated. Their presence creates a controlled molecular environment in which researchers can examine how neurons respond to specific survival or growth signals. Changing these factors can therefore reveal mechanisms that regulate neuronal development and the formation of sensory connections.
Extracellular matrix components provide adhesive and molecular cues that influence how sensory neurons extend neurites. By altering the substrate, researchers can test whether particular matrix conditions promote, restrict, or redirect growth. This approach helps connect the physical environment surrounding developing neurons with axon guidance, neuronal connectivity, and regeneration-related responses.
Cultured DRG neurons provide direct access to neuronal responses under controlled laboratory conditions. Researchers can examine how selected genes or signaling pathways affect neurite extension, sensory neuron maturation, or responses to molecular cues. Because the culture isolates these processes from many variables present in intact tissue, it supports focused analysis of developmental mechanisms.
The culture system allows sensory neurons to be observed as they survive, differentiate, and extend neurites outside the organism. These visible cellular outcomes provide indicators of developmental progression and maturation. Researchers can then relate changes in morphology or growth behavior to experimental differences in nutrients, neurotrophic support, genes, signaling pathways, or extracellular matrix conditions.
Preparation begins with isolating dorsal root ganglion tissue, followed by enzymatic dissociation to separate the cells. The resulting material is plated onto an adhesive substrate and maintained with appropriate nutrients and neurotrophic factors. This sequence establishes conditions that support cell survival, differentiation, and neurite extension for subsequent developmental analysis.
The adhesive substrate, nutrient availability, and neurotrophic factor support are central variables because they directly influence survival, differentiation, and neurite extension. Experimental changes to these conditions can be used to distinguish effects on neuronal growth from effects on maintenance. Keeping other conditions controlled improves interpretation of how a particular molecular or extracellular cue acts.
Researchers use these cultures to test how pharmacological treatments or molecular changes influence neurite growth and neuronal responses. The system is especially useful when the goal is to compare treatments under controlled conditions and measure outcomes such as extension, differentiation, or connectivity-related behavior. Findings can also provide developmental context for mechanisms relevant to sensory neuron regeneration.