
Keywords: AABA, α-aminobutyric acid; AccQ, 6-aminoquinolyl-N-hydroxysuccinimidyl carbamate; AMQ, 6-aminoquinoline; AQC, 6-aminoquinolyl-N-hydrosysuccinimidyl carbamate; DPPH, 1,1-diphenyl-2-picryl-hydrazyl; EA, essential amino acid; EDTA, ethylene diamine tetraacet