ACETYLCHOLINE-RECEPTOR AND MYOGENIC FACTOR GENE-EXPRESSION IN TORPEDO EMBRYONIC-DEVELOPMENT

被引:5
作者
ASHER, O
FUCHS, S
SOUROUJON, MC
机构
[1] WEIZMANN INST SCI,DEPT CHEM IMMUNOL,IL-76100 REHOVOT,ISRAEL
[2] OPEN UNIV ISRAEL,IL-61392 TEL AVIV,ISRAEL
关键词
ACETYLCHOLINE RECEPTOR; TORPEDO; EMBRYONIC DEVELOPMENT; GENE EXPRESSION; MYOGENIC FACTORS; MYOD; MRF4; ELECTRIC ORGAN; MUSCLE;
D O I
10.1097/00001756-199408150-00010
中图分类号
Q189 [神经科学];
学科分类号
071006 ;
摘要
THE mRNA levels of acetylcholine receptor (AChR) and myogenic factors were followed during embryonic development of Torpedo skeletal muscle and its homologue, the electric organ. A different developmental pattern of AChR gene expression was found in these two tissues: a slight decrease in the muscle, and a marked increase, concomitant with synapse formation, in the electric organ. However, the developmental pattern of MyoD and MRF4 mRNA levels was similar in both tissues, with no significant changes during development. This is in contrast with the sharp increase in the expression of AChR in the electric organ and may suggest that the burst in the expression of AChR during the differentiation of myotubes into electrocytes is not regulated by changes in the myogenic factor mRNA levels.
引用
收藏
页码:1581 / 1584
页数:4
相关论文
共 24 条
[1]   INCREASED LEVELS OF ACETYLCHOLINE-RECEPTOR ALPHA-SUBUNIT MESSENGER-RNA IN EXPERIMENTAL AUTOIMMUNE MYASTHENIA-GRAVIS [J].
ASHER, O ;
NEUMANN, D ;
FUCHS, S .
FEBS LETTERS, 1988, 233 (02) :277-281
[2]  
ASHER O, 1993, J IMMUNOL, V151, P6442
[3]   CHANGES IN THE EXPRESSION OF MESSENGER-RNAS FOR MYOGENIC FACTORS AND OTHER MUSCLE-SPECIFIC PROTEINS IN EXPERIMENTAL AUTOIMMUNE MYASTHENIA-GRAVIS [J].
ASHER, O ;
FUCHS, S ;
ZUK, D ;
RAPAPORT, D ;
BUONANNO, A .
FEBS LETTERS, 1992, 299 (01) :15-18
[5]  
CHANGEUX JP, 1987, TANIGUCHI S BRAIN SC, V10, P29
[6]   NUCLEOTIDE AND DEDUCED AMINO-ACID-SEQUENCES OF TORPEDO-CALIFORNICA ACETYLCHOLINE-RECEPTOR GAMMA-SUBUNIT [J].
CLAUDIO, T ;
BALLIVET, M ;
PATRICK, J ;
HEINEMANN, S .
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA-BIOLOGICAL SCIENCES, 1983, 80 (04) :1111-1115
[7]  
CLAUDIO T, 1987, P NATL ACAD SCI USA, V84, P5976
[8]   EXPRESSION OF A SINGLE TRANSFECTED CDNA CONVERTS FIBROBLASTS TO MYOBLASTS [J].
DAVIS, RL ;
WEINTRAUB, H ;
LASSAR, AB .
CELL, 1987, 51 (06) :987-1000
[9]   INFLUENCE OF INNERVATION OF MYOGENIC FACTORS AND ACETYLCHOLINE-RECEPTOR ALPHA-SUBUNIT MESSENGER-RNAS [J].
DUCLERT, A ;
PIETTE, J ;
CHANGEUX, JP .
NEUROREPORT, 1991, 2 (01) :25-28
[10]   MYOGENIN AND MYOD JOIN A FAMILY OF SKELETAL-MUSCLE GENES REGULATED BY ELECTRICAL-ACTIVITY [J].
EFTIMIE, R ;
BRENNER, HR ;
BUONANNO, A .
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 1991, 88 (04) :1349-1353