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AAT Bioquest

What are the different ways to classify and categorize neurotransmitters?

Posted May 3, 2023


Answer

Neurotransmitters may be classified based on their molecular structure, function, or mode of action. 

Based on chemical and molecular properties, neurotransmitters may be categorized as:

  • Amino acids
  • Peptides
  • Monoamines
  • Purines
  • Acetylcholine
  • Biogenic amines

Based on function, neurotransmitters may be categorized as:

  • Excitatory 
  • Inhibitory

Based on mode of action, neurotransmitters may be categorized as:

  • Direct
  • Neuromodulatory
Additional resources

Inherited Disorders of Neurotransmitters: Classification and Practical Approaches for Diagnosis and Treatment

Cell Signaling

Amplite® Colorimetric Acetylcholinesterase Assay Kit