Neural Connection

A neural connection is a functional link through which neurons communicate with one another or with muscles and glands, enabling information processing throughout the nervous system. Most connections occur at synapses, where an electrical signal reaching a neuron’s axon terminal triggers neurotransmitter release into a narrow gap; these chemical messengers bind receptors on the next cell and can increase or decrease its activity. Neural connections form interconnected circuits that support sensation, movement, learning, memory, and behavior. Studying their development, signaling, and plasticity helps explain nervous system function and informs research into neurological disorders and potential therapeutic strategies.

Neural Connection - Related Videos

Research

JoVE EoE - Neuroimaging

Two-Photon Holographic Microscopy to Study Neural Activity and Connectivity in a Mouse Model

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2025

Source: Kato, D. et. al., Evaluation and Manipulation of Neural Activity Using Two-Photon Holographic Microscopy. J. Vis. Exp. (2022)This video demonstrates the two-photon imaging technique combined with optogenetics using holographic microscopy. Using a spatial light modulator, this technique enables precise neuronal stimulation expressing the red-light-sensitive protein and calcium imaging with minimal photodamage. This approach provides insights into the functional connectivity and...

Assessing Neural Connection Formation in a Co-Culture using Electrophysiological Recordings

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2025

The video demonstrates electrophysiological recording to assess neural connections between iPSC-derived and rat cortical neurons, confirming synaptic contacts in the co-culture by activating light-sensitive ion channels and detecting postsynaptic currents.

Analyzing Neural Activity and Connectivity Using Intracranial EEG Data with SPM Software

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Cited by 1 •

2018

We present two analytical protocols that can be used to analyze intracranial electroencephalography data using the Statistical Parametric Mapping (SPM) software: time-frequency statistical parametric mapping analysis for neural activity, and dynamic causal modeling of induced responses for intra- and inter-regional connectivity.

Research

JoVE Journal - Neuroscience
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Enumeration of Neural Stem Cells Using Clonal Assays

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Cited by 5 •

2016

Neural stem cells (NSCs) refer to cells which can self-renew and differentiate into the three neural lineages. Here, we describe a protocol to determine NSC frequency in a given cell population using neurosphere formation and differentiation under clonal conditions.

Education

JoVE Core - Biology

Dietary Connections

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2019

In biological systems, most metabolic pathways are interconnected. The cellular respiration processes that convert glucose to ATP—such as glycolysis, pyruvate oxidation, and the citric acid cycle—tie into those that break down other organic compounds. As a result, various foods—from apples to cheese to guacamole—end up as ATP. In addition to carbohydrates, food also contains proteins and lipids—such as cholesterol and fats. All of these organic compounds are used as energy sources to produce...

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