Constitutive expression of 65-kDa heat shock protein (HSP65)-like immunoreactivity in cultured mouse oligodendrocytes. 1992

J Satoh, and H Nomaguchi, and T Tabira
Division of Demyelinating Diseases and Aging, National Institute of Neuroscience, Tokyo, Japan.

The expression of mycobacterial 65-kDa heat shock protein (HSP65)-like immunoreactivity in cultured mouse oligodendrocytes and astrocytes was investigated using three monoclonal antibodies (ML30, IA1, 3A) specific for the mycobacterial HSP65. In western blot analysis, these antibodies recognized the proteins with molecular weights approximately of 50-, 60-, and 70-kDa expressed in both heat-stressed and unstressed glial cells. When the cells were exposed to heat stress, the expression of both 50- and 70-kDa proteins was attenuated, whereas that of the 60-kDa protein was not affected. On immunocytochemical studies, an appreciable level of HSP65 immunolabelling was identified in most (> 90%) oligodendrocytes under both heat-stressed and unstressed conditions but only marginally detectable in most (> 95%) astrocytes. These results indicate that mouse oligodendrocytes in vitro express the mycobacterial HSP65-like immunoreactivity constitutively.

UI MeSH Term Description Entries
D008807 Mice, Inbred BALB C An inbred strain of mouse that is widely used in IMMUNOLOGY studies and cancer research. BALB C Mice, Inbred,BALB C Mouse, Inbred,Inbred BALB C Mice,Inbred BALB C Mouse,Mice, BALB C,Mouse, BALB C,Mouse, Inbred BALB C,BALB C Mice,BALB C Mouse
D009161 Mycobacterium A genus of gram-positive, aerobic bacteria. Most species are free-living in soil and water, but the major habitat for some is the diseased tissue of warm-blooded hosts. Mycobacteria
D009836 Oligodendroglia A class of large neuroglial (macroglial) cells in the central nervous system. Oligodendroglia may be called interfascicular, perivascular, or perineuronal (not the same as SATELLITE CELLS, PERINEURONAL of GANGLIA) according to their location. They form the insulating MYELIN SHEATH of axons in the central nervous system. Interfascicular Oligodendroglia,Oligodendrocytes,Perineuronal Oligodendroglia,Perineuronal Satellite Oligodendroglia Cells,Perivascular Oligodendroglia,Satellite Cells, Perineuronal, Oligodendroglia,Perineuronal Satellite Oligodendrocytes,Interfascicular Oligodendroglias,Oligodendrocyte,Oligodendrocyte, Perineuronal Satellite,Oligodendrocytes, Perineuronal Satellite,Oligodendroglia, Interfascicular,Oligodendroglia, Perineuronal,Oligodendroglia, Perivascular,Perineuronal Satellite Oligodendrocyte,Satellite Oligodendrocyte, Perineuronal,Satellite Oligodendrocytes, Perineuronal
D002478 Cells, Cultured Cells propagated in vitro in special media conducive to their growth. Cultured cells are used to study developmental, morphologic, metabolic, physiologic, and genetic processes, among others. Cultured Cells,Cell, Cultured,Cultured Cell
D005260 Female Females
D006360 Heat-Shock Proteins Proteins which are synthesized in eukaryotic organisms and bacteria in response to hyperthermia and other environmental stresses. They increase thermal tolerance and perform functions essential to cell survival under these conditions. Stress Protein,Stress Proteins,Heat-Shock Protein,Heat Shock Protein,Heat Shock Proteins,Protein, Stress
D000818 Animals Unicellular or multicellular, heterotrophic organisms, that have sensation and the power of voluntary movement. Under the older five kingdom paradigm, Animalia was one of the kingdoms. Under the modern three domain model, Animalia represents one of the many groups in the domain EUKARYOTA. Animal,Metazoa,Animalia
D000911 Antibodies, Monoclonal Antibodies produced by a single clone of cells. Monoclonal Antibodies,Monoclonal Antibody,Antibody, Monoclonal
D013154 Spleen An encapsulated lymphatic organ through which venous blood filters.
D015153 Blotting, Western Identification of proteins or peptides that have been electrophoretically separated by blot transferring from the electrophoresis gel to strips of nitrocellulose paper, followed by labeling with antibody probes. Immunoblotting, Western,Western Blotting,Western Immunoblotting,Blot, Western,Immunoblot, Western,Western Blot,Western Immunoblot,Blots, Western,Blottings, Western,Immunoblots, Western,Immunoblottings, Western,Western Blots,Western Blottings,Western Immunoblots,Western Immunoblottings

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