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Partial purification and characterization of the bone resorption factor from Actinomyces viscosus

  • E. Hausmann
  • , B. C. Nair
  • , K. W. Knox
  • , K. W. Broady
  • , A. J. Wicken
  • , M. Brown
  • , R. Dziak
  • SUNY Buffalo
  • Institute of Dental Research, United Dental Hospital of Sydney
  • University of New South Wales

Research output: Contribution to journalArticlepeer-review

5 Scopus citations

Abstract

The bone resorptive factor and amphipathic antigen (AcA) previously identified by us in preparations from Actinomyces viscosus have been partially purified, characterized chemically, and compared. They elute at the same location on chromatography with Ac 22. The fatty acid composition of AcA and the bone resorptive factor is the same. Some differences in carbohydrate composition are observed. The Actinomyces factor does not affect calcium influx or cyclic AMP in isolated bone cells. Therefore it is concluded that AcA stimulates resorption either by gaining entrance into bone cells or by way of a yet undetermined second messenger.

Original languageEnglish
Pages (from-to)49-53
Number of pages5
JournalCalcified Tissue International
Volume34
Issue number1
DOIs
StatePublished - Dec 1982

Keywords

  • Bacterial amphophile
  • Ca influx
  • Chemistry
  • Cyclic AMP
  • Purification
  • Resorption

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