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Mayoh C, Mao J, Xie J, Tax G, Chow SO, Cadiz R, Pazaky K, Barahona P, Ajuyah P, Trebilcock P, Malquori A, Gunther K, Avila A, Yun DY, Alfred S, Gopalakrishnan A, Kamili A, Wong M, Cowley MJ, Jessop S, Lau LM, Trahair TN, Ziegler DS, Fletcher JI, Gifford AJ, Tsoli M, Marshall GM, Haber M, Tyrrell V, Failes TW, Arndt GM, Lock RB, Ekert PG, Dolman MEM. High-Throughput Drug Screening of Primary Tumor Cells Identifies Therapeutic Strategies for Treating Children with High-Risk Cancer. Cancer Res 2023; 83:2716-2732. [PMID: 37523146 PMCID: PMC10425737 DOI: 10.1158/0008-5472.can-22-3702] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/28/2022] [Revised: 04/10/2023] [Accepted: 06/02/2023] [Indexed: 08/01/2023]
Abstract
For one-third of patients with pediatric cancer enrolled in precision medicine programs, molecular profiling does not result in a therapeutic recommendation. To identify potential strategies for treating these high-risk pediatric patients, we performed in vitro screening of 125 patient-derived samples against a library of 126 anticancer drugs. Tumor cell expansion did not influence drug responses, and 82% of the screens on expanded tumor cells were completed while the patients were still under clinical care. High-throughput drug screening (HTS) confirmed known associations between activating genomic alterations in NTRK, BRAF, and ALK and responses to matching targeted drugs. The in vitro results were further validated in patient-derived xenograft models in vivo and were consistent with clinical responses in treated patients. In addition, effective combinations could be predicted by correlating sensitivity profiles between drugs. Furthermore, molecular integration with HTS identified biomarkers of sensitivity to WEE1 and MEK inhibition. Incorporating HTS into precision medicine programs is a powerful tool to accelerate the improved identification of effective biomarker-driven therapeutic strategies for treating high-risk pediatric cancers. SIGNIFICANCE Integrating HTS with molecular profiling is a powerful tool for expanding precision medicine to support drug treatment recommendations and broaden the therapeutic options available to high-risk pediatric cancers.
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Affiliation(s)
- Chelsea Mayoh
- Children's Cancer Institute, Lowy Cancer Research Centre, UNSW Sydney, Kensington, New South Wales, Australia
- School of Clinical Medicine, UNSW Medicine & Health, UNSW Sydney, Kensington, New South Wales, Australia
| | - Jie Mao
- Children's Cancer Institute, Lowy Cancer Research Centre, UNSW Sydney, Kensington, New South Wales, Australia
| | - Jinhan Xie
- Children's Cancer Institute, Lowy Cancer Research Centre, UNSW Sydney, Kensington, New South Wales, Australia
- School of Clinical Medicine, UNSW Medicine & Health, UNSW Sydney, Kensington, New South Wales, Australia
| | - Gabor Tax
- Children's Cancer Institute, Lowy Cancer Research Centre, UNSW Sydney, Kensington, New South Wales, Australia
- School of Clinical Medicine, UNSW Medicine & Health, UNSW Sydney, Kensington, New South Wales, Australia
| | - Shu-Oi Chow
- Children's Cancer Institute, Lowy Cancer Research Centre, UNSW Sydney, Kensington, New South Wales, Australia
- ACRF Drug Discovery Centre for Childhood Cancer, Children's Cancer Institute, Lowy Cancer Research Centre, UNSW Sydney, Sydney, New South Wales, Australia
| | - Roxanne Cadiz
- Children's Cancer Institute, Lowy Cancer Research Centre, UNSW Sydney, Kensington, New South Wales, Australia
| | - Karina Pazaky
- Children's Cancer Institute, Lowy Cancer Research Centre, UNSW Sydney, Kensington, New South Wales, Australia
| | - Paulette Barahona
- Children's Cancer Institute, Lowy Cancer Research Centre, UNSW Sydney, Kensington, New South Wales, Australia
| | - Pamela Ajuyah
- Children's Cancer Institute, Lowy Cancer Research Centre, UNSW Sydney, Kensington, New South Wales, Australia
| | - Peter Trebilcock
- Children's Cancer Institute, Lowy Cancer Research Centre, UNSW Sydney, Kensington, New South Wales, Australia
| | - Angela Malquori
- Children's Cancer Institute, Lowy Cancer Research Centre, UNSW Sydney, Kensington, New South Wales, Australia
| | - Kate Gunther
- Children's Cancer Institute, Lowy Cancer Research Centre, UNSW Sydney, Kensington, New South Wales, Australia
| | - Anica Avila
- Children's Cancer Institute, Lowy Cancer Research Centre, UNSW Sydney, Kensington, New South Wales, Australia
| | - Doo Young Yun
- Children's Cancer Institute, Lowy Cancer Research Centre, UNSW Sydney, Kensington, New South Wales, Australia
| | - Stephanie Alfred
- Children's Cancer Institute, Lowy Cancer Research Centre, UNSW Sydney, Kensington, New South Wales, Australia
| | - Anjana Gopalakrishnan
- Children's Cancer Institute, Lowy Cancer Research Centre, UNSW Sydney, Kensington, New South Wales, Australia
| | - Alvin Kamili
- Children's Cancer Institute, Lowy Cancer Research Centre, UNSW Sydney, Kensington, New South Wales, Australia
- School of Clinical Medicine, UNSW Medicine & Health, UNSW Sydney, Kensington, New South Wales, Australia
| | - Marie Wong
- Children's Cancer Institute, Lowy Cancer Research Centre, UNSW Sydney, Kensington, New South Wales, Australia
| | - Mark J. Cowley
- Children's Cancer Institute, Lowy Cancer Research Centre, UNSW Sydney, Kensington, New South Wales, Australia
- School of Clinical Medicine, UNSW Medicine & Health, UNSW Sydney, Kensington, New South Wales, Australia
| | - Sophie Jessop
- Children's Cancer Institute, Lowy Cancer Research Centre, UNSW Sydney, Kensington, New South Wales, Australia
- Kids Cancer Centre, Sydney Children's Hospital, Randwick, New South Wales, Australia
| | - Loretta M.S. Lau
- Children's Cancer Institute, Lowy Cancer Research Centre, UNSW Sydney, Kensington, New South Wales, Australia
- School of Clinical Medicine, UNSW Medicine & Health, UNSW Sydney, Kensington, New South Wales, Australia
- Kids Cancer Centre, Sydney Children's Hospital, Randwick, New South Wales, Australia
| | - Toby N. Trahair
- Children's Cancer Institute, Lowy Cancer Research Centre, UNSW Sydney, Kensington, New South Wales, Australia
- School of Clinical Medicine, UNSW Medicine & Health, UNSW Sydney, Kensington, New South Wales, Australia
- Kids Cancer Centre, Sydney Children's Hospital, Randwick, New South Wales, Australia
| | - David S. Ziegler
- Children's Cancer Institute, Lowy Cancer Research Centre, UNSW Sydney, Kensington, New South Wales, Australia
- School of Clinical Medicine, UNSW Medicine & Health, UNSW Sydney, Kensington, New South Wales, Australia
- Kids Cancer Centre, Sydney Children's Hospital, Randwick, New South Wales, Australia
| | - Jamie I. Fletcher
- Children's Cancer Institute, Lowy Cancer Research Centre, UNSW Sydney, Kensington, New South Wales, Australia
- School of Clinical Medicine, UNSW Medicine & Health, UNSW Sydney, Kensington, New South Wales, Australia
| | - Andrew J. Gifford
- Children's Cancer Institute, Lowy Cancer Research Centre, UNSW Sydney, Kensington, New South Wales, Australia
- School of Clinical Medicine, UNSW Medicine & Health, UNSW Sydney, Kensington, New South Wales, Australia
- Anatomical Pathology, NSW Health Pathology, Prince of Wales Hospital, Randwick, New South Wales, Australia
| | - Maria Tsoli
- Children's Cancer Institute, Lowy Cancer Research Centre, UNSW Sydney, Kensington, New South Wales, Australia
- School of Clinical Medicine, UNSW Medicine & Health, UNSW Sydney, Kensington, New South Wales, Australia
| | - Glenn M. Marshall
- Children's Cancer Institute, Lowy Cancer Research Centre, UNSW Sydney, Kensington, New South Wales, Australia
- School of Clinical Medicine, UNSW Medicine & Health, UNSW Sydney, Kensington, New South Wales, Australia
- Kids Cancer Centre, Sydney Children's Hospital, Randwick, New South Wales, Australia
| | - Michelle Haber
- Children's Cancer Institute, Lowy Cancer Research Centre, UNSW Sydney, Kensington, New South Wales, Australia
- School of Clinical Medicine, UNSW Medicine & Health, UNSW Sydney, Kensington, New South Wales, Australia
| | - Vanessa Tyrrell
- Children's Cancer Institute, Lowy Cancer Research Centre, UNSW Sydney, Kensington, New South Wales, Australia
- School of Clinical Medicine, UNSW Medicine & Health, UNSW Sydney, Kensington, New South Wales, Australia
| | - Timothy W. Failes
- Children's Cancer Institute, Lowy Cancer Research Centre, UNSW Sydney, Kensington, New South Wales, Australia
- ACRF Drug Discovery Centre for Childhood Cancer, Children's Cancer Institute, Lowy Cancer Research Centre, UNSW Sydney, Sydney, New South Wales, Australia
| | - Greg M. Arndt
- Children's Cancer Institute, Lowy Cancer Research Centre, UNSW Sydney, Kensington, New South Wales, Australia
- School of Clinical Medicine, UNSW Medicine & Health, UNSW Sydney, Kensington, New South Wales, Australia
- ACRF Drug Discovery Centre for Childhood Cancer, Children's Cancer Institute, Lowy Cancer Research Centre, UNSW Sydney, Sydney, New South Wales, Australia
| | - Richard B. Lock
- Children's Cancer Institute, Lowy Cancer Research Centre, UNSW Sydney, Kensington, New South Wales, Australia
- School of Clinical Medicine, UNSW Medicine & Health, UNSW Sydney, Kensington, New South Wales, Australia
| | - Paul G. Ekert
- Children's Cancer Institute, Lowy Cancer Research Centre, UNSW Sydney, Kensington, New South Wales, Australia
- School of Clinical Medicine, UNSW Medicine & Health, UNSW Sydney, Kensington, New South Wales, Australia
- Murdoch Children's Research Institute, Royal Children's Hospital, Parkville, Victoria, Australia
- Cancer Immunology Program, Peter MacCallum Cancer Centre, Melbourne, Victoria, Australia
- The Sir Peter MacCallum Department of Oncology, The University of Melbourne, Victoria, Australia
| | - M. Emmy M. Dolman
- Children's Cancer Institute, Lowy Cancer Research Centre, UNSW Sydney, Kensington, New South Wales, Australia
- School of Clinical Medicine, UNSW Medicine & Health, UNSW Sydney, Kensington, New South Wales, Australia
- Princess Máxima Center for Pediatric Oncology, Utrecht, the Netherlands
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