[Study of proteolytic activity in human brain tumors].
D001932:Brain Neoplasms; D010450:Endopeptidases; D006801:Humans; D009369:Neoplasms; D012313:RNA; D012334:RNA, Neoplasm; D014443:Tyrosine
D012334:RNA, Neoplasm; D014443:Tyrosine; D012313:RNA; D010450:Endopeptidases
BRAIN NEOPLASMS; PEPTIDE PEPTIDOHYDROLASES; RNA, NEOPLASM; TYROSINE