TROPONIN IN EMBRYONIC CHICK SKELETAL-MUSCLE CELLS INVITRO - IMMUNOELECTRON MICROSCOPE STUDY

被引:17
作者
OBINATA, T [1 ]
SHIMADA, Y [1 ]
MATSUDA, R [1 ]
机构
[1] CHIBA UNIV,DEPT ANAT,CHIBA 280,JAPAN
关键词
D O I
10.1083/jcb.81.1.59
中图分类号
Q2 [细胞生物学];
学科分类号
071009 ; 090102 ;
摘要
The fine structural distribution of troponin on thin filaments in developing myofibrils was investigated by the use of immunoelectron microscopy. Embryonic chick skeletal muscle cells grown in vitro were treated with antibodies against each of the troponin components (troponin T, I, and C) from adult chicken muscles. Each antibody was distributed along the thin filaments with a period of 38 nm. It is concluded that these newly synthesized regulatory proteins are assembled at their characteristic position from the initial phases of myofibrillogenesis.
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页码:59 / 66
页数:8
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