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fluorescent biosensors for neurotransmitters and neuromodulators

Candidate: concept label1 source documents5 linked claims
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Extracted Explainers

What the tool is doing

These biosensors change fluorescence brightness upon neurotransmitter binding, enabling optical monitoring of chemical transmission in the brain. The review frames them as tools for in vivo measurement of neurotransmission and neuromodulation.

Source 1DOIPubMed

What problem it solves

They address the limited spatiotemporal precision of traditional methods for detecting neurotransmitter and neuromodulator transients.

Source 1DOIPubMed

What it does not solve

The abstract does not claim that they replace all traditional detection methods or solve every deployment and targeting challenge.

Source 1DOIPubMed

Alternatives

The abstract contrasts these biosensors with traditional methods of detection that lack sufficient spatiotemporal precision.

Source 1DOIPubMed

Evidence Snippets

Modern fluorescent biosensors for neurotransmitters and neuromodulators allow monitoring chemical transmission in vivo with millisecond precision and single cell resolution.
Evidence 1Source 1DOIPubMedprovenance

Supporting Sources

Linked Claims

Claim 1capability summarysupports2019Source 1DOIPubMed

Modern fluorescent biosensors for neurotransmitters and neuromodulators enable in vivo monitoring of chemical transmission with millisecond precision and single-cell resolution.

Quoted textsource-backed
Modern fluorescent biosensors for neurotransmitters and neuromodulators allow monitoring chemical transmission in vivo with millisecond precision and single cell resolution.
Claim 2coverage summarysupports2019Source 1DOIPubMed

Available fluorescent biosensors for chemical transmission extend beyond glutamate to GABA, acetylcholine, glycine, norepinephrine, and dopamine.

Quoted textsource-backed
Although initially fluorescent biosensors for chemical transmission were represented by glutamate biosensors, nowadays biosensors for GABA, acetylcholine, glycine, norepinephrine, and dopamine are available as well.
Claim 3delivery summarysupports2019Source 1DOIPubMed

Biosensors can be expressed in the animal brain using adeno-associated viral vectors, and cell-specific expression can be achieved with Cre-recombinase expressing animals.

Quoted textsource-backed
Biosensors can be expressed in the animal brain using adeno-associated viral vectors, and their cell-specific expression can be achieved with Cre-recombinase expressing animals.
Claim 4mechanism summarysupports2019Source 1DOIPubMed

Fluorescent biosensor brightness changes upon neurotransmitter binding and can be detected by fiber photometry, stationary microscopy, or miniaturized head-mounted microscopes.

Quoted textsource-backed
Changes in the fluorescent biosensor brightness occur upon neurotransmitter binding and can be detected using fiber photometry, stationary microscopy and miniaturized head-mounted microscopes.
Claim 5problem statementsupports2019Source 1DOIPubMed

Traditional methods for detecting neurotransmitter and neuromodulator transients in mammalian brain lack sufficient spatiotemporal precision.

Quoted textsource-backed
traditional methods of detection of neurotransmitter and neuromodulator transients in mammalian brain lack spatiotemporal precision