Botulinum Toxin
Research Peptide | Lyophilized Powder | Batch Tested
For laboratory research use only. Not for human or animal consumption. Insulated shipping · Styrofoam box available.
Product Overview
Botulinum Toxin is a potent neurotoxic protein produced by Clostridium botulinum that enzymatically cleaves the SNARE protein SNAP-25, blocking the release of acetylcholine at the neuromuscular junction. It is an extremely hazardous substance that must be handled only under strict laboratory controls by trained personnel.
| Test | Result | Status |
|---|---|---|
| Purity | 99.6% | Passed ✓ |
Research Information
Botulinum Toxin is studied for SNARE-protein cleavage and the resulting inhibition of neurotransmitter exocytosis in neuromuscular research models. It requires specialized containment, training and disposal, and is provided exclusively for controlled laboratory research. Supplied strictly for in-vitro and laboratory research use only — not for human or animal consumption.
Botulinum Toxin Research & Studies
What is Botulinum Toxin?
Botulinum Toxin is a potent neurotoxic protein complex produced by the anaerobic bacterium Clostridium botulinum. In laboratory settings it is examined as a zinc-dependent metalloprotease that selectively targets SNARE proteins involved in vesicular fusion. Multiple serotypes exist, with type A most frequently used in controlled research models of synaptic transmission. Material is supplied exclusively for in-vitro and laboratory research use only.
Mechanism of Action
The toxin’s light chain functions as an endopeptidase that cleaves SNAP-25, a core SNARE-complex component required for synaptic vesicle docking and fusion. Cleavage prevents formation of the ternary SNARE complex, thereby blocking calcium-triggered exocytosis of acetylcholine at the neuromuscular junction in experimental preparations. Heavy-chain domains mediate binding and translocation into the neuronal cytosol under defined in-vitro conditions. These enzymatic steps are studied in isolated nerve-muscle preparations and cultured neuronal systems.
Primary Areas of Research
Investigators employ Botulinum Toxin to dissect SNARE-mediated membrane fusion, quantal neurotransmitter release, and the molecular architecture of the neuromuscular synapse. Model systems include primary neuronal cultures, neuromuscular junction explants, and reconstituted vesicle-fusion assays. The compound also serves as a tool for mapping serotype-specific substrate preferences among SNAP-25, synaptobrevin, and syntaxin isoforms. All work is conducted under specialized containment protocols reserved for laboratory research.
Key Research Findings
Biochemical studies have established that Botulinum Toxin type A hydrolyzes SNAP-25 between residues Gln197 and Arg198, abolishing SNARE-complex assembly in cell-free and cellular assays. Electrophysiological recordings in isolated neuromuscular preparations demonstrate progressive failure of evoked end-plate potentials following toxin exposure. Structural work has mapped the catalytic zinc-binding motif and substrate-recognition grooves that confer serotype specificity. These observations remain confined to controlled laboratory model systems.
Research Handling & Considerations
Because of its extreme potency, Botulinum Toxin requires BSL-2 or higher containment, dedicated equipment, and personnel trained in toxin handling and inactivation procedures. Stock solutions must be prepared and stored according to institutional biosafety guidelines, with validated decontamination and disposal methods. All experimental work is restricted to in-vitro and laboratory research contexts; the material is not intended for any other use. Traceability, inventory control, and secondary containment are mandatory throughout the research workflow.
Frequently Asked Questions
It is used to examine SNARE-dependent synaptic vesicle fusion and the resulting blockade of acetylcholine exocytosis in laboratory neuromuscular and neuronal models.
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