Fourier transform infrared spectroscopy of deuterated proteins

A. Marcano O., Y. Markushin, N. Melikechi, D. Connolly

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Scopus citations

Abstract

We report on Fourier transform spectra of deuterated proteins: Bovine Serum Albumin, Leptin, Insulin-like Growth Factor II, monoclonal antibody to ovarian cancer antigen CA125 and Osteopontin. The spectra exhibit changes in the relative amplitude and spectral width of certain peaks. New peaks not present in the non-deuterated sample are also observed. Ways for improving the deuteration of proteins by varying the temperature and dilution time are discussed. We propose the use of deuterated proteins to increase the sensitivity of immunoassays aimed for early diagnostic of diseases most notably cancer.

Original languageEnglish
Title of host publicationLinear and Nonlinear Optics of Organic Materials VIII
DOIs
StatePublished - 2008
EventLinear and Nonlinear Optics of Organic Materials VIII - San Diego, CA, United States
Duration: Aug 12 2008Aug 14 2008

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume7049
ISSN (Print)0277-786X

Conference

ConferenceLinear and Nonlinear Optics of Organic Materials VIII
Country/TerritoryUnited States
CitySan Diego, CA
Period08/12/0808/14/08

Keywords

  • Deuteration of proteins
  • Fourier transform spectroscopy
  • Immunoassay with deuterated proteins

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