QInB=42

How does botulinum toxin affect neurotransmitter release at cholinergic synapses?

Question

QInB=42
 
 How does botulinum toxin affect neurotransmitter release at cholinergic synapses?

Answer

It enhances acetylcholine release by increasing vesicle exocytosis rates.

Answer

It inhibits acetylcholinesterase, prolonging acetylcholine action in the synaptic cleft.

Answer

It inhibits acetylcholine synthesis by targeting choline transporters.

Answer

It blocks voltage-gated calcium channels, preventing vesicle fusion with the membrane.

Answer

It interferes with SNARE proteins, preventing vesicle fusion with the presynaptic membrane.

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