The presence of which of the following compounds or proteins in a cell makes it quite likely that the cell is a GABAergic neuron?

The presence of which of the following compounds or proteins in a cell makes it quite likely that the cell is a GABAergic neuron?

The presence of which of the following compounds or proteins in a cell makes it quite likely that the cell is a GABAergic neuron?





  1. Pyridoxal phosphate
  2. Glutamic acid decarboxylase
  3. GABA transaminase
  4. γ-hydroxybutyrate
  5. Glutamine

Answer: 2