
Keywords: DTT; dithiothreitol; EDTA; ethylenediaminetetraacetic acid; GFAP; glial fibrillary acidic protein; ANOVA; analysis of variance; PEI; polyethyleneimine; NLS; nuclear localisation signal; SPDP; N-succinimidyl 3-(2-pyridyldithio) propionate; GFP; green fluor