title: Comparative study of various extraction methods for the quantitative determination of free amino acids from brain tissue.
mesh_terms: D000096:Acetone; D000596:Amino Acids / Q000032:analysis*; D001923:Brain Chemistry; D002021:Buffers; D002725:Chloroform; D002852:Chromatography, Ion Exchange; D000431:Ethanol; D005069:Evaluation Studies as Topic; D006801:Humans; D006851:Hydrochloric Acid; D000432:Methanol; D010472:Perchlorates; D010851:Picrates; D012459:Salicylates; D014020:Tissue Extracts / Q000032:analysis; D014238:Trichloroacetic Acid
chemical_list: D000596:Amino Acids; D002021:Buffers; D010472:Perchlorates; D010851:Picrates; D012459:Salicylates; D014020:Tissue Extracts; D000096:Acetone; D000431:Ethanol; D014238:Trichloroacetic Acid; D002725:Chloroform; D006851:Hydrochloric Acid; D000432:Methanol