Related Experiment Video
Updated: Jun 2, 2026

Real-Time Monitoring of Aurora kinase A Activation using Conformational FRET Biosensors in Live Cells
Published on: July 30, 2020
Update on Aurora Kinase Targeted Therapeutics in Oncology
Myke R Green1, Joseph E Woolery, Daruka Mahadevan
1Section of Hematology/Oncology, Arizona Cancer Center, Tucson, AZ.
Abstract:
INTRODUCTION: Mammalian cells contain three distinct serine/threonine protein kinases with highly conserved catalytic domains, including aurora A and B kinases that are essential regulators of mitotic entry and progression. Overexpression of aurora A and/or B kinase is associated with high proliferation rates and poor prognosis, making them ideal targets for anti-cancer therapy. Disruption of mitotic machinery is a proven anti-cancer strategy employed by multiple chemotherapeutic agents. Numerous small molecule inhibitors of the aurora kinases have been discovered and tested in vivo and in vitro, with a few currently in phase II testing. AREAS COVERED: This review provides the reader with updated results from both preclinical and human studies for each of the aurora kinase inhibitors (AKI) that are currently being investigated. The paper also covers in detail the late breaking and phase I data presented for AKIs thereby allowing the reader to compare and contrast individual and classrelated effects of AKIs. EXPERT OPINION: While the successful development and approval of an AKI for anti-cancer therapy remains unresolved, pre-clinical identification of resistant mechanisms would help design better early phase clinical trials where relevant combinations may be evaluated prior to phase II testing. The authors believe that aurora kinases are important anti-cancer targets that operate in collaboration with other oncogenes intimately involved in uncontrolled tumor proliferation and by providing a unique, targeted and complimentary anti-cancer mechanism, expand the available armamentarium against cancer.
Insights
Aurora kinases are crucial for cell division and cancer growth. Aurora kinase inhibitors (AKIs) are promising anti-cancer drugs, with ongoing research exploring their efficacy and resistance mechanisms in clinical trials.
Area of Science:
- Molecular Biology
- Cell Biology
- Oncology
Background:
- Aurora A and B kinases are serine/threonine protein kinases vital for cell cycle regulation.
- Their overexpression correlates with high proliferation rates and poor prognosis in cancers, identifying them as key therapeutic targets.
- Targeting mitotic machinery is a validated anti-cancer strategy.
Purpose of the Study:
- To review updated preclinical and human study results for investigational aurora kinase inhibitors (AKIs).
- To detail Phase I data and late-breaking findings for AKIs.
- To enable comparison of individual and class-related effects of AKIs.
Main Methods:
- Review of preclinical and clinical studies on aurora kinase inhibitors.
- Analysis of Phase I clinical trial data and late-breaking results.
- Comparative analysis of AKI efficacy and effects.
Main Results:
- Numerous small molecule AKIs have been developed and tested in vitro and in vivo.
- Several AKIs are currently in Phase II clinical testing.
- Data from preclinical and human studies are presented for comparison.
Conclusions:
- Aurora kinases represent important anti-cancer targets due to their role in tumor proliferation.
- Understanding resistance mechanisms is crucial for designing effective early-phase clinical trials and combination therapies.
- AKIs offer a targeted and complementary approach to expand anti-cancer treatment options.
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