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Related Experiment Video

Updated: Jan 30, 2026

Studying Synaptic Vesicle Pools using Photoconversion of Styryl Dyes

Studying Synaptic Vesicle Pools using Photoconversion of Styryl Dyes

Published on: February 15, 2010

Conditional Synaptic Vesicle Markers for Drosophila.

Jessica L Williams¹, Harold K Shearin¹, R Steven Stowers²

¹Department of Cell Biology and Neuroscience, Montana State University, Bozeman, MT.

G3 (Bethesda, Md.)

|January 13, 2019

Summary

Researchers developed new tools to track synaptic vesicles (SVs) in fruit flies. These markers help visualize neurotransmitter release sites, aiding the study of neural circuits and behavior.

Keywords:

Drosophila conditional epitope fluorescent synaptic vesicle

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Last Updated: Jan 30, 2026

Studying Synaptic Vesicle Pools using Photoconversion of Styryl Dyes

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Published on: February 15, 2010

In vivo Visualization of Synaptic Vesicles Within Drosophila Larval Segmental Axons

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Published on: October 15, 2010

Measuring Synaptic Vesicle Endocytosis in Cultured Hippocampal Neurons

Measuring Synaptic Vesicle Endocytosis in Cultured Hippocampal Neurons

Published on: September 4, 2017

Area of Science:

Neuroscience
Molecular Biology
Genetics

Background:

Synaptic vesicle (SV) release is crucial for neuronal communication.
Understanding SV localization informs neural circuit mapping and behavior studies.

Purpose of the Study:

To develop and characterize novel conditional tagged SV markers for *Drosophila melanogaster*.
To enable precise visualization and tracking of SVs in diverse neuron subtypes.

Main Methods:

Genome editing of the synaptic vesicle protein Rab3.
Development of four variants with B2 or FLP recombinase-dependent conditionality.
Incorporation of fluorescent (GFP, mCherry) and epitope (FLAG, HA) tags for detection.

Main Results:

Successful development of four conditional SV markers.
Demonstrated conditionality, SV specificity, and sensitive detection across neuron types.
Validated markers for tracking SVs in fruit fly neurons.

Conclusions:

The new SV markers provide valuable tools for neuroscience research.
These markers facilitate the study of neurotransmitter release and neural circuit function.
Enables detailed investigation of how neural circuits generate behavior in *Drosophila*.