Cell ashing for trace element analysis: A new approach based on ultraviolet/ozone

  • Gelsomina De Stasio
  • , B. Gilbert
  • , L. Perfetti
  • , R. Hansen
  • , D. Mercanti
  • , M. T. Ciotti
  • , R. Andres
  • , V. E. White
  • , P. Perfetti
  • , G. Margaritondo

Research output: Contribution to journalArticlepeer-review

Abstract

We studied a new approach to cell ashing based on illuminating the specimens with a low-pressure mercury discharge lamp. We analyzed with synchrotron spectromicroscopy its effects on different physiological elements in neurobiological specimens. Our results demonstrate that carbon is removed, whereas phosphorus, calcium, potassium, and sulfur are retained and their relative concentrations are enhanced. Applied to trace elements, this technique will enhance their practical detectability.

Original languageEnglish
Pages (from-to)174-180
Number of pages7
JournalAnalytical Biochemistry
Volume266
Issue number2
DOIs
Publication statusPublished - 15 Jan 1999
Externally publishedYes

Keywords

  • Ashing
  • Incineration
  • MEPHISTO
  • Microchemical analysis
  • Synchrotron spectromicroscopy
  • Trace element

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