MICROGLIA EXPRESS THE TYPE-2 PLASMINOGEN-ACTIVATOR INHIBITOR IN THE BRAIN OF CONTROL SUBJECTS AND PATIENTS WITH ALZHEIMERS-DISEASE

被引:43
作者
AKIYAMA, H
IKEDA, K
KONDO, H
KATO, M
MCGEER, PL
机构
[1] SOGA HOSP,ODAWARA 25002,JAPAN
[2] UNIV BRITISH COLUMBIA,KINSMEN LAB NEUROL RES,VANCOUVER V6T 1W5,BC,CANADA
基金
英国医学研究理事会;
关键词
PLASMINOGEN ACTIVATOR INHIBITOR; ALZHEIMERS DISEASE; MICROGLIA; SERPIN; INFLAMMATION;
D O I
10.1016/0304-3940(93)90899-V
中图分类号
Q189 [神经科学];
学科分类号
071006 ;
摘要
Localization of type 2 plasminogen activator inhibitor (PAI-2) was investigated immunohistochemically in postmortem brain tissue of control subjects and patients with Alzheimer's disease (AD). Both the mouse monoclonal and the goat polyclonal antibodies to PAI-2 stained microglia. Reactive microglia were stained more intensely than resting microglia. PAI-2 may regulate the plasminogen activators and plasmin system in lesions of AD. It is suggested that PAI-2 plays a role for cell migration and matrix breakdown as well as for aberrant neurite outgrowth in senile plaques where persistent microglial activation is observed.
引用
收藏
页码:233 / 235
页数:3
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