| Tissue Specificity |
Using a conjugate 5-Aminolevulinic acid-Glutaraldehyde-protein carrier (BSA), antibody specificity was performed with an ELISA test by competition experiments with the following compounds: Compounds Cross-reactivity ratio * 5-Aminolevulinic acid-G-BSA 1 5-Aminolevulinic acid-G-BSA (reduced form) 1/>50,000 GABA-G-BSA 1/>50,000 *5-Aminolevulinic acid-G-BSA concentration/ conjugated close structure concentration at half displacement. |