A Simple Densitometric Method for the Quantification of Inhibitory Neurotransmitter Gamma-Aminobutyric Acid (GABA) in Rat Brain Tissue

Table 2

Recovery study of GABA by the proposed HPTLC method.

Test	Amount present mg^−1 tissue (ng)	Amount added (ng)	Amount found (ng)	Recovery (%)	Average recovery (%)
GABA	235.98	40	272.58	98.77	97.98
	257.39		289.04	97.19
	269.32	80	338.07	96.78	96.15
	234.53		300.47	95.53