Ventral Lateral Neurons
Ventral Lateral Neurons - Related Videos
04:53
Visualization of Calcium Influx in Ventral Midbrain Neurons Derived from Mouse Embryos
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2025
Source: Bancroft, E. A., et al. Quantifying Spontaneous Ca2+ Fluxes and their Downstream Effects in Primary Mouse Midbrain Neurons. J. Vis. Exp. (2020) This video demonstrates the real-time visualization of calcium influx in ventral midbrain neurons derived from mouse embryos. Using a viral vector to express a calcium indicator, the neurons are imaged under a confocal microscope to track changes in fluorescence intensity during spontaneous and neurotransmitter-induced calcium activity.
10:49
Intraspinal Cell Transplantation for Targeting Cervical Ventral Horn in Amyotrophic Lateral Sclerosis and Traumatic Spinal Cord Injury
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Cited by 30 •
2011
Neural precursor transplantation is a promising strategy for protecting and/or replacing lost/dysfunctional cervical phrenic motor neurons in spinal cord injury (SCI) and the motor neuron disorder, amyotrophic laterals sclerosis (ALS). We provide a protocol for cell delivery to cervical spinal cord ventral horn in rodent models of ALS and SCI.
07:33
Organotypic Slice Cultures of Embryonic Ventral Midbrain: A System to Study Dopaminergic Neuronal Development in vitro
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Cited by 5 •
2012
A method to generate organotypic slices from the E12.5 murine embryonic midbrain is described. The organotypic slice cultures can be used to observe the behavior of dopaminergic neurons or other ventral midbrain neurons.
08:29
Laser Capture Microdissection - A Demonstration of the Isolation of Individual Dopamine Neurons and the Entire Ventral Tegmental Area
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Cited by 24 •
2015
The isolation of individual dopamine neurons or the ventral tegmental area with direct or indirect immunohistochemistry is demonstrated using laser capture microdissection. Parameters for isolation of tissue from a glass slide using an infrared laser and from membrane slides using the combination of an infrared and ultraviolet laser are discussed.
05:13
Co-culturing of Ventral Hippocampal and Nucleus Accumbens
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2025
This video demonstrates the process of preparing ventral hippocampal and nucleus accumbens tissues from mouse brains for co-culture. Neurons extend projections to form synaptic connections between the ventral hippocampal and nucleus accumbens tissues. This method allows studying neuronal interactions between these two brain regions, offering insights into cognition, behavior, and neurological disorders.
FAQs
Within each cell, molecular clockwork produces recurring changes in gene expression on an approximately 24-hour cycle. These intracellular rhythms provide a timekeeping signal that can be examined alongside communication among clock neurons. Studying both levels helps explain how cellular oscillations become coordinated network activity rather than remaining as independent cycles.
Pigment-dispersing factor, or PDF, acts as an important synchronizing signal in the ventral lateral neuron network. Many small ventral lateral neurons release it, allowing communication with neighboring clock neurons. This signaling helps align their timing and connects molecular oscillations with changes in locomotor activity, making PDF central to understanding how a circadian circuit maintains coordinated behavioral rhythms.
Light matters because the circuit does not operate as an isolated molecular timer. Ventral lateral neurons are part of neural systems that integrate environmental cues with intracellular clock activity, allowing daily timing to remain related to external conditions. This relationship gives researchers a way to study how sensory information influences clock networks and, ultimately, rhythmic behavior.
Effects on locomotor activity provide a behavioral readout of clock-network function. Changes in signaling among ventral lateral neurons and neighboring clock cells can be related to when an animal becomes active across the day. For neuroscience, this links cellular and circuit-level timing to an observable behavior without treating gene-expression cycles as the only outcome.
Ventral lateral neurons are useful in circadian research because they connect several levels of analysis within one system: intracellular gene-expression cycles, neuropeptide communication, environmental light cues, and daily behavior. Their organization allows investigators to ask how molecular clocks are coordinated across neurons and how that coordination shapes locomotor rhythms, sleep-related timing, and broader circuit function.
Studies of these neurons contribute to a broader picture of how circadian networks are organized. The cells help illustrate how a biological clock can distribute timing information through neural signaling while remaining responsive to the environment. Findings therefore inform research on sleep, rhythmic behavior, and the general relationship between molecular timekeeping and circuit-level coordination.