FIBRILS FROM SYNTHETIC AMYLOID-RELATED PEPTIDES ENHANCE DEVELOPMENT OF EXPERIMENTAL AA-AMYLOIDOSIS IN MICE

被引:80
作者
GANOWIAK, K [1 ]
HULTMAN, P [1 ]
ENGSTROM, U [1 ]
GUSTAVSSON, A [1 ]
WESTERMARK, P [1 ]
机构
[1] LUDWIG INST CANC RES,UPPSALA BRANCH,UPPSALA,SWEDEN
关键词
D O I
10.1006/bbrc.1994.1229
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
Amyloid enhancing factor is an incompletely characterized activity of extracts from many amyloid-containing tissues and which greatly shortens the preamyloidotic phase during experimental induction of AA-amyloidosis. In this communication we show that amyloid-like fibrils made in vitro from synthetic peptides, corresponding to segments of amyloid fibril proteins, have amyloid enhancing factor-like activity. Thus, there is a possibility that amyloid enhancing factor activity depends on small fibrils serving as nucleation centers for fibril elongation. (C) 1994 Academic Press, Inc.
引用
收藏
页码:306 / 312
页数:7
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