Partitioning of cancer therapeutics in nuclear condensates

Isaac A. Klein, Ann Boija, Lena K. Afeyan, Susana Wilson Hawken, Mengyang Fan, Alessandra Dall'Agnese, Ozgur Oksuz, Jonathan E. Henninger, Krishna Shrinivas, Benjamin R. Sabari, Ido Sagi, Victoria E. Clark, Jesse M. Platt, Mrityunjoy Kar, Patrick M. McCall, Alicia V. Zamudio, John C. Manteiga, Eliot L. Coffey, Charles H. Li, Nancy M. HannettYang Eric Guo, Tim Michael Decker, Tong Ihn Lee, Tinghu Zhang, Jing Ke Weng, Dylan J. Taatjes, Arup Chakraborty, Phillip A. Sharp, Young Tae Chang, Anthony A. Hyman, Nathanael S. Gray, Richard A. Young

Research output: Contribution to journalArticlepeer-review

322 Scopus citations

Abstract

The nucleus contains diverse phase-separated condensates that compartmentalize and concentrate biomolecules with distinct physicochemical properties. Here, we investigated whether condensates concentrate small-molecule cancer therapeutics such that their pharmacodynamic properties are altered. We found that antineoplastic drugs become concentrated in specific protein condensates in vitro and that this occurs through physicochemical properties independent of the drug target. This behavior was also observed in tumor cells, where drug partitioning influenced drug activity. Altering the properties of the condensate was found to affect the concentration and activity of drugs. These results suggest that selective partitioning and concentration of small molecules within condensates contributes to drug pharmacodynamics and that further understanding of this phenomenon may facilitate advances in disease therapy.

Original languageEnglish
Pages (from-to)1386-1392
Number of pages7
JournalScience
Volume368
Issue number6497
DOIs
StatePublished - 19 Jun 2020
Externally publishedYes

Bibliographical note

Publisher Copyright:
© 2020 The Authors, some rights reserved; exclusive licensee American Association for the Advancement of Science. No claim to original U.S. Government Works

Funding

We thank C. Glinkerman for helpful comments; W. Salmon of the W.M Keck Microscopy Facility and T. Volkert, J. Love, S. Mraz, and S. Gupta of the Whitehead Genome Technologies Core for technical assistance; and staff of the light microscopy facility at the MPI-CBG in Dresden for extensive help and support. This work was supported by NIH grants GM123511, CA213333, and CA155258 (R.A.Y.), NSF grant PHY1743900 (R.A.Y.), funds from Novo Nordisk (R.A.Y. and P.A.S.) NIH grant GM117370 (D.J.T.), Max Planck Society (A.A.H.), American Society of Clinical Oncology Young Investigator Award (I.A.K.), American Cancer Society Postdoctoral Fellowship (I.A.K.), Ovarian Cancer Research Alliance Mentored Investigator Award (I.A.K.), Swedish Research Council Postdoctoral Fellowship (VR 2017-00372) (A.B.), Hope Funds for Cancer Research (AD), Gruss-Lipper Postdoctoral Fellowship and by the Rothschild Postdoctoral Fellowship (I.S.), NIH grant T32:5T32DK007191-45 (J.M.P.), German Research Foundation DFG postdoctoral fellowship DE 3069/1-1 (T.-M.D.), Cancer Research Institute Irvington Fellowship (Y.E.G.), Damon Runyon Cancer Research Foundation Fellowship (2309-17) (BRS), ELBE postdoctoral fellowship (P.M.).

FundersFunder number
ELBE
National Science FoundationPHY1743900
National Institutes of HealthGM123511, CA155258, CA213333
American Cancer Society
National Institute of General Medical SciencesR01GM034277
Cancer research institute
Damon Runyon Cancer Research Foundation2309-17
American Society of Clinical Oncology
Hope Funds for Cancer ResearchT32:5T32DK007191-45
Ovarian Cancer Research Alliance
Deutsche ForschungsgemeinschaftDE 3069/1-1
Max-Planck-Gesellschaft
Novo NordiskGM117370
VetenskapsrådetVR 2017-00372

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