Primary Sympathetic Neurons
Primary Sympathetic Neurons - Related Videos
09:52
Inducing Dendritic Growth in Cultured Sympathetic Neurons
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Cited by 10 •
2012
We describe a protocol for using bone morphogenetic protein-7 (BMP-7) or Matrigel to selectively induce dendritic growth in primary sympathetic neurons dissociated from the superior cervical ganglia (SCG) of perinatal rats.
11:49
Protocol for Culturing Sympathetic Neurons from Rat Superior Cervical Ganglia (SCG)
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Cited by 43 •
2009
This is a protocol describing how to isolate and culture primary sympathetic neurons from superior cervical ganglia (SCG) of newborn rat pups.
07:00
Generating Postganglionic Sympathetic Neurons from Human Pluripotent Stem Cells
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2025
This video demonstrates an in vitro method to generate postganglionic sympathetic neurons from human pluripotent stem cells (hPSCs). hPSCs are differentiated into neural crest cells (NCCs) on a basement membrane matrix support using a differentiation medium. The NCCs are then dissociated and formed into spheroids using another differentiation medium. Finally, the spheroids are transformed into postganglionic sympathetic neurons using a sympathetic neuron medium.
08:43
Primary Neuronal Cultures
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2023
The complexity of the brain often requires neuroscientists to use a simpler system for experimental manipulations and observations. One powerful approach is to generate a primary culture by dissecting nervous system tissue, dissociating it into single cells, and growing those cells in vitro. Primary cultures make neurons and glia easily accessible to the experimental tools required for techniques like genetic manipulation and time-lapse imaging. Furthermore, these cultures represent a highly...
03:24
Generating a Low-Density Primary Neuron Culture From Frozen Embryonic Neurons
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2025
This video demonstrates the method of culturing cryopreserved embryonic neurons, involving controlled thawing, dilution with a neurobasal medium, and seeding onto a poly-L-lysine-coated plate. Subsequent incubation supports the growth and maintenance of neuronal connections.
FAQs
Stimulation can trigger an action potential, an electrical impulse that travels along the axon. This conducting activity allows the cultured cell to transmit a signal toward its target region, where neurotransmitter release can be examined. Observing these linked events helps investigators connect electrical excitability with the output of sympathetic signaling in a controlled cellular model and evaluate how experimental conditions alter each stage of the response.
Norepinephrine provides a functional readout beyond electrical activity alone. When stimulated neurons release this neurotransmitter, investigators can relate action-potential conduction to chemical communication with target tissues. Measuring or examining that output helps clarify how sympathetic neurons participate in autonomic regulation and how experimental treatments may affect signaling at a later stage of the response.
Researchers can follow neuronal survival, differentiation, axon growth, and synapse formation as distinct outcomes. Together, these measures show whether a condition supports continued viability, changes cellular specialization, promotes structural extension, or affects communication between neurons. Comparing these endpoints after growth-factor or toxic-compound exposure helps separate developmental effects from harmful cellular responses.
The workflow starts with isolating cells directly from sympathetic ganglia and maintaining them in culture. Investigators then apply stimulation or an experimental exposure and examine outcomes such as action-potential signaling, axon growth, survival, differentiation, synapse formation, or neurotransmitter release. This sequence links the cellular preparation to a defined functional or developmental question.
These cultures are especially useful when a study needs cellular evidence about autonomic regulation, neural development, injury, drug effects, or disorders involving sympathetic signaling. Because the model permits measurement of electrical, structural, survival-related, and neurotransmitter-associated outcomes, researchers can connect a treatment or condition to specific neuronal changes rather than considering sympathetic function only at the whole-system level.
By examining survival, differentiation, axon growth, and synapse formation after exposure to growth factors or toxic compounds, investigators can identify which aspects of neuronal biology change. A treatment that alters structural development may produce a different profile from one associated with reduced survival or altered signaling. This comparison supports more focused analysis of neural development, injury, and drug effects.