The behaviour of fibroblasts migrating from chick heart explants: changes in adhesion, locomotion and growth, and in the distribution of actomyosin and fibronectin.
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The behaviour of fibroblasts migrating from chick heart explants: changes in adhesion, locomotion and growth, and in the distribution of actomyosin and fibronectin. / Couchman, J R; Rees, D A.
In: Journal of Cell Science, Vol. 39, 1979, p. 149-65.Research output: Contribution to journal › Journal article › Research › peer-review
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T1 - The behaviour of fibroblasts migrating from chick heart explants: changes in adhesion, locomotion and growth, and in the distribution of actomyosin and fibronectin.
AU - Couchman, J R
AU - Rees, D A
N1 - Keywords: Actomyosin; Animals; Cell Adhesion; Cell Cycle; Cell Division; Cell Membrane; Cell Movement; Chick Embryo; Cytoskeleton; Fibroblasts; Fibronectins; Myocardium
PY - 1979
Y1 - 1979
N2 - Fibroblasts migrating from heart explants of chick embryos at first have a high rate of locomotion but lack focal contacts or adhesions and also lack substantial actin-containing bundles. A meshwork of 7-nm filaments is present particularly in submembranous regions and is proposed to be directed towards efficient locomotion whilst maintaining a high degree of spreading. Also during the first 48 h there is little production of extracellular fibronectin and the growth rate is low. Later, these fibroblasts develop focal contacts and focal adhesions together with actomyosin bundles, with a parallel increase in fibronectin expression. We propose that progressive immobilization by the development of focal adhesions and actomyosin structures occurs to set these cells up for growth.
AB - Fibroblasts migrating from heart explants of chick embryos at first have a high rate of locomotion but lack focal contacts or adhesions and also lack substantial actin-containing bundles. A meshwork of 7-nm filaments is present particularly in submembranous regions and is proposed to be directed towards efficient locomotion whilst maintaining a high degree of spreading. Also during the first 48 h there is little production of extracellular fibronectin and the growth rate is low. Later, these fibroblasts develop focal contacts and focal adhesions together with actomyosin bundles, with a parallel increase in fibronectin expression. We propose that progressive immobilization by the development of focal adhesions and actomyosin structures occurs to set these cells up for growth.
M3 - Journal article
C2 - 575139
VL - 39
SP - 149
EP - 165
JO - Journal of Cell Science
JF - Journal of Cell Science
SN - 0021-9533
ER -
ID: 5167990