to further evaluate the effects and mechanism of action of gvg in the human brain , we measured acetylcholinesterase ( ache ) activity and levels of homovanillic acid ( hva ) , 5-hydroxyindoleacetic acid ( 5-hiaa ) , cyclic nucleotides ( camp , cgmp ) , total gaba ( tgaba ) , and gvg in csf of 78 patients with complex partial epilepsy .
C0016904
gaba
C0048044
gvg