Literature DB >> 2559224

A voltage-dependent calcium current in mouse MC3T3-E1 osteogenic cells.

Y Amagai1, S Kasai.   

Abstract

MC3T3-E1 osteogenic cells in a growing state were voltage-clamped by the whole-cell patch-clamp method. The MC3T3-E1 cells exhibited a transient, fast-inactivating Ca inward current upon depolarizing pulses from a holding potential of -80 mV. This current had a threshold of activation of about -50 mV and was insensitive to the dihydropyridine, nifedipine. These results show that MC3T3-E1 cells have a voltage-dependent Ca channel corresponding to the "T-type."

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Year:  1989        PMID: 2559224     DOI: 10.2170/jjphysiol.39.773

Source DB:  PubMed          Journal:  Jpn J Physiol        ISSN: 0021-521X


  7 in total

Review 1.  Mechanotransduction pathways in bone: calcium fluxes and the role of voltage-operated calcium channels.

Authors:  A J el Haj; L M Walker; M R Preston; S J Publicover
Journal:  Med Biol Eng Comput       Date:  1999-05       Impact factor: 2.602

Review 2.  Low-voltage-activated ("T-Type") calcium channels in review.

Authors:  Anne Marie R Yunker; Maureen W McEnery
Journal:  J Bioenerg Biomembr       Date:  2003-12       Impact factor: 2.945

3.  Concentration-dependent modulations of potassium and calcium currents of rat osteoblastic cells by arachidonic acid.

Authors:  D Chesnoy-Marchais; J Fritsch
Journal:  J Membr Biol       Date:  1994-03       Impact factor: 1.843

4.  Activation of hyperpolarization and atypical osmosensitivity of a Cl- current in rat osteoblastic cells.

Authors:  D Chesnoy-Marchais; J Fritsch
Journal:  J Membr Biol       Date:  1994-06       Impact factor: 1.843

5.  Voltage-dependent potentiation of low-voltage-activated Ca2+ channel currents in cultured rat bone marrow cells.

Authors:  S J Publicover; M R Preston; A J El Haj
Journal:  J Physiol       Date:  1995-12-15       Impact factor: 5.182

6.  Induction of a low voltage-activated, fast-inactivating Ca2+ channel in cultured bone marrow stromal cells by dexamethasone.

Authors:  S J Publicover; G P Thomas; A J el Haj
Journal:  Calcif Tissue Int       Date:  1994-02       Impact factor: 4.333

7.  Calcium currents in osteoblastic cells: dependence upon cellular growth stage.

Authors:  J Loza; E Stephan; C Dolce; R Dziak; S Simasko
Journal:  Calcif Tissue Int       Date:  1994-08       Impact factor: 4.333

  7 in total

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