Literature DB >> 2458521

Determination of the RNA-content in samples of isolated chromatin by circular dichroism measurements.

H Notbohm1.   

Abstract

A method is presented to determine the RNA content in isolated chromatin. An increased ellipticity at 260 nm-290 nm in the circular dichroism spectrum of chromatin is due to RNA released together with chromatin from the cell nuclei. Mixtures of chicken erythrocyte chromatin and pure 5s-RNA were used to reconstruct such spectra. From the obtained data an RNA content higher than 3-5% in samples of isolated chromatin can be determined.

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Year:  1988        PMID: 2458521     DOI: 10.1007/bf00805634

Source DB:  PubMed          Journal:  Mol Biol Rep        ISSN: 0301-4851            Impact factor:   2.316


  4 in total

1.  Phosphorus compounds in animal tissues; extraction and estimation of desoxypentose nucleic acid and of pentose nucleic acid.

Authors:  W C SCHNEIDER
Journal:  J Biol Chem       Date:  1945       Impact factor: 5.157

2.  Studies on RNA synthesis in two populations of nuclei from the mammalian cerebral cortex.

Authors:  R J Thompson
Journal:  J Neurochem       Date:  1973-07       Impact factor: 5.372

3.  Contribution of light scattering to the circular dichroism of deoxyribonucleic acid films, deoxyribonucleic acid-polylysine complexes, and deoxyribonucleic acid particles in ethanolic buffers.

Authors:  M F Maestre; C Reich
Journal:  Biochemistry       Date:  1980-11-11       Impact factor: 3.162

4.  Studies on synthetic chromatins containing poly(dA-dT) X poly(dA-dT) and poly(dG-dC) X poly(dG-dC).

Authors:  P E Prevelige; G D Fasman
Journal:  Biochim Biophys Acta       Date:  1983-01-20
  4 in total

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