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Автор C G Essex
Автор M S Symonds
Автор R J Sheppard
Автор E H Grant
Автор R Lamote
Автор F Soetewey
Автор M Y Rosseneu
Автор H Peeters
Дата выпуска 1977-11-01
dc.description Dielectric measurements were made on aqueous solutions of native BSA monomers at three concentrations and at about eighty separate frequencies in the range 0.03-800 MHz. All measurements were made at 25 degrees C on solutions of pH=5.0, this being near the isoelectric point. The analysis shows the presence of a double component beta dispersion at frequencies below 10 MHz plus two delta dispersions with relaxation frequencies of around 15 MHz and 100 MHz. The origin at a molecular level of the beta and the higher frequency delta dispersion can be established with confidence but the remaining delta dispersion cannot be interpreted unambiguously. With the inclusion of the well known gamma dispersion at frequencies in excess of 1 GHz the measurements indicate the existence of five clearly separated dispersion regions. This is one more dispersion than previously suggested in the literature for a protein solution of this nature.
Формат application.pdf
Издатель Institute of Physics Publishing
Название Five-component dielectric dispersion in bovine serum albumin solution
Тип paper
DOI 10.1088/0031-9155/22/6/008
Electronic ISSN 1361-6560
Print ISSN 0031-9155
Журнал Physics in Medicine and Biology
Том 22
Первая страница 1160
Последняя страница 1167
Аффилиация C G Essex; Phys. Dept., Queen Elizabeth Coll., London, UK
Аффилиация M S Symonds; Phys. Dept., Queen Elizabeth Coll., London, UK
Аффилиация R J Sheppard; Phys. Dept., Queen Elizabeth Coll., London, UK
Аффилиация E H Grant; Phys. Dept., Queen Elizabeth Coll., London, UK
Аффилиация R Lamote; Phys. Dept., Queen Elizabeth Coll., London, UK
Аффилиация F Soetewey; Phys. Dept., Queen Elizabeth Coll., London, UK
Аффилиация M Y Rosseneu; Phys. Dept., Queen Elizabeth Coll., London, UK
Аффилиация H Peeters; Phys. Dept., Queen Elizabeth Coll., London, UK
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