FORMIC-ACID TREATMENT EXPOSES HIDDEN NEUROFILAMENT AND TAU EPITOPES IN ABNORMAL CYTOSKELETAL FILAMENTS FROM PATIENTS WITH PROGRESSIVE SUPRANUCLEAR PALSY AND ALZHEIMERS-DISEASE

被引:30
作者
CAMMARATA, S [1 ]
MANCARDI, G [1 ]
TABATON, M [1 ]
机构
[1] UNIV GENOA,INST NEUROL,VIA DE TONI 5,I-16132 GENOA,ITALY
关键词
Formic acid; Neurofibrillary tangle; Neurofilament; Paired helical filament; Straight filament; Tau protein;
D O I
10.1016/0304-3940(90)90481-N
中图分类号
Q189 [神经科学];
学科分类号
071006 ;
摘要
In cases of progressive supranuclear palsy (PSP) and Alzheimer's disease (AD) the treatment of tissue sections with formic acid (FA) disclosed a neurofilament epitope in subcortical straight (SF) and paired helical (PHF) filaments. The same treatment produced a two-fold increase of tau-reactive neuropil threads and plaque-related neurites in AD cortical tissue. These findings indicate that epitopes of cytoskeletal proteins are hidden by the beta-pleated conformation of SF and PHF components. FA treatment should be used in immunohistochemical detection of intraneuronal abnormal cytoskeletal filaments. © 1990.
引用
收藏
页码:351 / 355
页数:5
相关论文
共 17 条
[11]   RECOGNITION OF ALZHEIMER PAIRED HELICAL FILAMENTS BY MONOCLONAL NEUROFILAMENT ANTIBODIES IS DUE TO CROSSREACTION WITH TAU-PROTEIN [J].
NUKINA, N ;
KOSIK, KS ;
SELKOE, DJ .
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 1987, 84 (10) :3415-3419
[12]   UBIQUITIN IS DETECTED IN NEUROFIBRILLARY TANGLES AND SENILE PLAQUE NEURITES OF ALZHEIMER-DISEASE BRAINS [J].
PERRY, G ;
FRIEDMAN, R ;
SHAW, G ;
CHAU, V .
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 1987, 84 (09) :3033-3036
[13]   PAIRED HELICAL FILAMENTS FROM ALZHEIMER-DISEASE PATIENTS CONTAIN CYTOSKELETAL COMPONENTS [J].
PERRY, G ;
RIZZUTO, N ;
AUTILIOGAMBETTI, L ;
GAMBETTI, P .
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 1985, 82 (11) :3916-3920
[14]   SENILE PLAQUE NEURITES FAIL TO DEMONSTRATE ANTI-PAIRED HELICAL FILAMENT AND ANTI-MICROTUBULE-ASSOCIATED PROTEIN-TAU IMMUNOREACTIVE PROTEINS IN THE ABSENCE OF NEUROFIBRILLARY TANGLES IN THE NEOCORTEX [J].
PROBST, A ;
ANDERTON, BH ;
BRION, JP ;
ULRICH, J .
ACTA NEUROPATHOLOGICA, 1989, 77 (04) :430-436
[15]   PROGRESSIVE SUPRANUCLEAR PALSY - EXTENSIVE NEUROPIL THREADS IN ADDITION TO NEUROFIBRILLARY TANGLES - VERY SIMILAR ANTIGENICITY OF SUBCORTICAL NEURONAL PATHOLOGY IN PROGRESSIVE SUPRANUCLEAR PALSY AND ALZHEIMERS-DISEASE [J].
PROBST, A ;
LANGUI, D ;
LAUTENSCHLAGER, C ;
ULRICH, J ;
BRION, JP ;
ANDERTON, BH .
ACTA NEUROPATHOLOGICA, 1988, 77 (01) :61-68
[16]   INFLUENCE OF NEURONAL LOCATION ON ANTIGENIC PROPERTIES OF NEUROFIBRILLARY TANGLES [J].
TABATON, M ;
PERRY, G ;
AUTILIOGAMBETTI, L ;
MANETTO, V ;
GAMBETTI, P .
ANNALS OF NEUROLOGY, 1988, 23 (06) :604-610
[17]   ABNORMAL PROCESSING OF MULTIPLE PROTEINS IN ALZHEIMER-DISEASE [J].
ZHANG, H ;
STERNBERGER, NH ;
RUBINSTEIN, LJ ;
HERMAN, MM ;
BINDER, LI ;
STERNBERGER, LA .
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 1989, 86 (20) :8045-8049