Imaging mRNA in Vivo, from Birth to Death

Evelina Tutucci, Nathan M. Livingston, Robert H. Singer, Bin Wu

Research output: Contribution to JournalReview articleAcademicpeer-review

Abstract

RNA is the fundamental information transfer system in the cell. The ability to follow single messenger RNAs (mRNAs) from transcription to degradation with fluorescent probes gives quantitative information about how the information is transferred from DNA to proteins. This review focuses on the latest technological developments in the field of single-mRNA detection and their usage to study gene expression in both fixed and live cells. By describing the application of these imaging tools, we follow the journey of mRNA from transcription to decay in single cells, with single-molecule resolution. We review current theoretical models for describing transcription and translation that were generated by single-molecule and single-cell studies. These methods provide a basis to study how single-molecule interactions generate phenotypes, fundamentally changing our understating of gene expression regulation.

Original languageEnglish
Pages (from-to)85-106
Number of pages22
JournalAnnual Review of Biophysics
Volume47
DOIs
Publication statusPublished - 20 May 2018
Externally publishedYes

Funding

This work was supported by NIH Grant GM57071 to R.H.S. E.T. was supported by Swiss National Science Foundation Fellowships P2GEP3_155692 and P300PA_164717. N.M.L. was supported by NIH Training Grant T32 GM007445.

FundersFunder number
National Institutes of HealthGM57071
National Institute of General Medical SciencesT32GM007445
Schweizerischer Nationalfonds zur Förderung der Wissenschaftlichen ForschungP300PA_164717, P2GEP3_155692, T32 GM007445

    Keywords

    • gene expression
    • imaging
    • kinetics
    • single-cell
    • single-molecule
    • single-mRNA imaging

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