Subclones of C6 rat glioma cells differing in intermediate filament protein expression
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Subclones of C6 rat glioma cells differing in intermediate filament protein expression. / Röser, K; Bohn, W; Giese, G; Mannweiler, K.
in: EXP CELL RES, Jahrgang 197, Nr. 2, 12.1991, S. 200-6.Publikationen: SCORING: Beitrag in Fachzeitschrift/Zeitung › SCORING: Zeitschriftenaufsatz › Forschung › Begutachtung
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TY - JOUR
T1 - Subclones of C6 rat glioma cells differing in intermediate filament protein expression
AU - Röser, K
AU - Bohn, W
AU - Giese, G
AU - Mannweiler, K
PY - 1991/12
Y1 - 1991/12
N2 - The C6 rat glioma cell line is shown to consist of a mixed population of cells which either contain vimentin (80% of the cells) or completely lack any cytoplasmic intermediate filament (IF) proteins. Subclones could be established with both phenotypes, indicating that these IF protein expression patterns represent stable phenotypic markers. Absence of IF proteins in C6 subclones could consistently be correlated with an altered cell morphology and a pronounced increase in the number of actin stress fibers. In vitro translation and hybridization assays suggest the absence of vimentin to result from a block at the transcriptional level. The data indicate that subcloning of the C6 cell line on the basis of IF protein expression seems to be a reasonable approach for obtaining homogeneous C6 cell populations which may represent suitable experimental models for studies on vimentin expression and glioma cell differentiation.
AB - The C6 rat glioma cell line is shown to consist of a mixed population of cells which either contain vimentin (80% of the cells) or completely lack any cytoplasmic intermediate filament (IF) proteins. Subclones could be established with both phenotypes, indicating that these IF protein expression patterns represent stable phenotypic markers. Absence of IF proteins in C6 subclones could consistently be correlated with an altered cell morphology and a pronounced increase in the number of actin stress fibers. In vitro translation and hybridization assays suggest the absence of vimentin to result from a block at the transcriptional level. The data indicate that subcloning of the C6 cell line on the basis of IF protein expression seems to be a reasonable approach for obtaining homogeneous C6 cell populations which may represent suitable experimental models for studies on vimentin expression and glioma cell differentiation.
KW - Animals
KW - Blotting, Northern
KW - Blotting, Western
KW - Cell Division
KW - Clone Cells
KW - Cytoskeleton
KW - Gene Expression
KW - Glioma
KW - Intermediate Filament Proteins
KW - Kinetics
KW - Poly A
KW - Protein Biosynthesis
KW - RNA
KW - RNA, Messenger
KW - RNA, Neoplasm
KW - Rats
KW - Vimentin
KW - Journal Article
KW - Research Support, Non-U.S. Gov't
M3 - SCORING: Journal article
C2 - 1720390
VL - 197
SP - 200
EP - 206
JO - EXP CELL RES
JF - EXP CELL RES
SN - 0014-4827
IS - 2
ER -