Neuron Targeting Biomolecule

Neuron-targeting biomolecules are engineered or naturally occurring molecules designed to recognize neurons or neuronal proteins, enabling selective interaction with specific cells in the nervous system. They work through molecular recognition, such as binding to cell-surface receptors or transport pathways, which can promote neuronal uptake and direct attached cargos, including imaging probes, therapeutics, or genetic materials, to selected targets. In neuroscience, this selectivity supports circuit labeling, biomarker detection, drug delivery, and studies of neuronal function and disease. Improving targeting precision may reduce off-target effects and advance research on neurodegeneration, brain tumors, and other disorders.

Neuron Targeting Biomolecule - Related Videos

Education

JoVE Science Education - Chemistry

Chromatography-based Biomolecule Purification Methods

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2023

In biochemistry, chromatography-based purification methods are employed to isolate compounds from a complex mixture. Two such methods used commonly by biochemists are size-exclusion chromatography and affinity chromatography. In size-exclusion chromatography, a column packed with porous beads separates components of a mixture based on size. On the other hand, affinity chromatography allows for a more specific separation of biomolecules by using a column that is composed of stationary phase,...

Research

JoVE EoE - Neurophysiology

Simultaneous Eye Tracking and Single-Neuron Recording to Identify Target-Selective Neurons

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2025

The video demonstrates an assay to identify target-selective neurons via simultaneous eye-tracking and single-neuron recordings. A human participant is tasked with identifying a target object among an array of objects in a display, and the eye movement is tracked. Simultaneously, single neurons' firing rate is recorded via electrodes implanted in the brain. The data from both recordings are correlated to assess the presence of target-selective neurons.

Electroporation-Based Delivery of Fluorescent Biomolecules into Bacterial Cells

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2025

Source: Aigrain, L., et al. Internalization and Observation of Fluorescent Biomolecules in Living Microorganisms via Electroporation. J. Vis. Exp. (2015)The video demonstrates the delivery of fluorescent biomolecules into electrocompetent microbial cells using electroporation. The process begins with the introduction of fluorophore-tagged DNA or proteins into a chilled cell suspension. A high-voltage pulse is then applied to create temporary membrane pores, enabling biomolecule entry into the...

Targeted Neuronal Ablation Using Two-Photon Microscopy in a Zebrafish Larava

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2025

Source: Muto, A., et al. Ablation of a Neuronal Population Using a Two-photon Laser and Its Assessment Using Calcium Imaging and Behavioral Recording in Zebrafish Larvae. J. Vis. Exp. (2018) In this video, a two-photon laser ablation procedure is demonstrated, enabling the selective destruction of fluorescent neurons in agarose-immobilized zebrafish larvae. High-resolution imaging before and after the procedure confirms efficient neuronal damage, as observed by the absence of fluorescence.

Composite Scaffolds of Interfacial Polyelectrolyte Fibers for Temporally Controlled Release of Biomolecules

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Cited by 3 •

2015

Scaffolds for tissue engineering need to recapitulate the complex biochemical and biophysical microenvironment of the cellular niche. Here, we show the use of interfacial polyelectrolyte complexation fibers as a platform to create composite, multi-component polymeric scaffolds with sustained biochemical release.

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