Comparative cell cycle transcriptomics reveals synchronization of developmental transcription factor networks in cancer cells

Johan Boström, Zuzana Sramkova, Alena Salašová, Helena Johard, Diana Mahdessian, Radek Fedr, Carolyn Marks, Jiřina Medalová, Karel Souček, Emma Lundberg, Sten Linnarsson, Vítězslav Bryja, Petra Sekyrova, Mikael Altun, Michael Andäng

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17 Citations (Scopus)

Abstract

The cell cycle coordinates core functions such as replication and cell division. However, cell-cycle-regulated transcription in the control of non-core functions, such as cell identity maintenance through specific transcription factors (TFs) and signalling pathways remains unclear. Here, we provide a resource consisting of mapped transcriptomes in unsynchro-nized HeLa and U2OS cancer cells sorted for cell cycle phase by Fucci reporter expression. We developed a novel algorithm for data analysis that enables efficient visualization and data comparisons and identified cell cycle synchronization of Notch signalling and TFs associated with development. Furthermore, the cell cycle synchronizes with the circadian clock, providing a possible link between developmental transcriptional networks and the cell cycle. In conclusion we find that cell cycle synchronized transcriptional patterns are temporally compartmentalized and more complex than previously anticipated, involving genes, which control cell identity and development.

Original languageEnglish
Article numbere0188772
JournalPLOS ONE
Volume12
Issue12
ISSN1932-6203
DOIs
Publication statusPublished - Dec 2017
Externally publishedYes

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