Fig. 5From: The metabolic reprogramming of γ-aminobutyrate in oral squamous cell carcinomaThe diagram of GAB metabolism. Normally, the glutamate is catalyzed by GAD1 to GAB and then metabolized into TCA cycle in mitochondria. In OSCC cells, the glutamate is transpoted out of mitochondria and metabolized to GAB according the alternative pathwayBack to article page