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Schizosaccharomyces pombe Polysome Profile Analysis and RNA Purification

Wolf, DA; Bähler, J; Wise, JA; (2017) Schizosaccharomyces pombe Polysome Profile Analysis and RNA Purification. Cold Spring Harbour Protocols , 2017 (4) pp. 311-315. 10.1101/pdb.prot091637. Green open access

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Abstract

Polysome profile analysis is widely used by investigators studying the mechanism and regulation of translation. The method described here uses high-velocity centrifugation of whole cell extracts on linear sucrose gradients to separate 40S and 60S ribosomal subunits from 80S monosomes and polysomes. Cycloheximide is included in the lysis buffer to “freeze” polysomes by blocking translation. After centrifugation, the gradient is fractionated and RNA (and/or protein) is prepared from each fraction for subsequent analysis of individual species using northern or western blots. The entire RNA population in each fraction can be analyzed by hybridization to microarrays or by high-throughput RNA sequencing, and the proteins present can be identified by mass spectrometry analysis.

Type: Article
Title: Schizosaccharomyces pombe Polysome Profile Analysis and RNA Purification
Location: United States
Open access status: An open access version is available from UCL Discovery
DOI: 10.1101/pdb.prot091637
Publisher version: http://doi.org/10.1101/pdb.prot091637
Language: English
Additional information: This version is the version of record. For information on re-use, please refer to the publisher’s terms and conditions.
UCL classification: UCL
UCL > Provost and Vice Provost Offices > School of Life and Medical Sciences
UCL > Provost and Vice Provost Offices > School of Life and Medical Sciences > Faculty of Life Sciences
UCL > Provost and Vice Provost Offices > School of Life and Medical Sciences > Faculty of Life Sciences > Div of Biosciences
UCL > Provost and Vice Provost Offices > School of Life and Medical Sciences > Faculty of Life Sciences > Div of Biosciences > Genetics, Evolution and Environment
URI: https://discovery.ucl.ac.uk/id/eprint/1547651
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