Reversible Neural Blockade

Reversible neural blockade is a temporary, controllable interruption of neural signaling that allows researchers to suppress a nerve, pathway, or circuit without permanently damaging it. In a common pharmacological approach, local anesthetics bind voltage-gated sodium channels, preventing action potential initiation and propagation until the compound diffuses away or is cleared. Neuroscientists use this approach to test whether specific neural structures contribute to sensation, movement, behavior, or disease-related activity. Because function can return after the blockade ends, the method supports causal circuit analysis, physiological experiments, and evaluation of potential therapeutic strategies with reduced risk of lasting tissue disruption.

Reversible Neural Blockade - Related Videos

Education

JoVE Core - Pharmacology

Neuromuscular Junction And Blockade

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2025

The site of chemical communication between a motor neuron and a muscle fiber is called the neuromuscular junction (NMJ). The end of the motor neuron at the NMJ divides into a cluster of synaptic end bulbs. The cytoplasm of these bulbs consists of synaptic vesicles enclosing acetylcholine molecules, the principal neurotransmitter released at the NMJ. The region opposite the synaptic bulb that ends in the muscle fiber is called the motor end plate, which has acetylcholine receptors. Within the...

Research

JoVE Journal - Medicine

Deep Neuromuscular Blockade Leads to a Larger Intraabdominal Volume During Laparoscopy

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Cited by 49 •

2013

This article presents a method for measuring the working abdominal volume during laproscopic myomectomy using the surgical grasper, and applies this technique to obtain pilot data on whether deep neuromuscular blockade (NMB) can enable the use of lower insufflation pressure. Reduced insufflation pressure during laproscopic surgery has been shown to reduce post-operative pain, and thus the use of NMB during surgery may enable improved patient outcomes.

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.

Reverse Total Shoulder Arthroplasty

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Cited by 5 •

2011

Reverse total shoulder arthroplasty is indicated for the treatment of conditions that cannot be treated with conventional arthroplasty or other procedures. These primarily include degenerative and incapacitating conditions with irreparable rotator cuff and loss of the normal biomechanical coupling of the shoulder.

Induction of Alloantigen-specific Anergy in Human Peripheral Blood Mononuclear Cells by Alloantigen Stimulation with Co-stimulatory Signal Blockade

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Cited by 9 •

2011

This paper describes a simple technique to induce alloantigen-specific anergy in human peripheral blood mononuclear cells. The technique can be applied clinically to generate non-alloreactive donor cells. Infusion of these cells could improve immune reconstitution and reduce toxicity after allogeneic hematopoietic stem cell transplantation.

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