Glutamate and AAT in GABA synthesis

It has been reported that GABA is formed from a-ketoglutarate in synaptosomes of rat brain (Shank and Campbell, 1984a,b), and from glutamine in the cerebral cortex (Tapia and 

Species Outer segments layer Inner segments layer Outer nuclear layer Outer plexiform layer Inner nuclear layer Inner plexiform layer Ganglion cell layer Miiller cells 

Rat - + cone + cell body + endfoot -b bipolar amacrine -b-b - h 

Rat - + 7 + endfoot -b-b bipolar amacrine horizontal ++ -b-b cell body 7 

Guinea pig - +-I- cone - +3- -b cell body ++ + cell body 7 

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