Integrating digital pathology and mathematical modelling to predict spatial biomarker dynamics in cancer immunotherapy

Abstract In oncology clinical trials, on-treatment biopsy samples are taken to confirm the mode of action of new molecules, among other reasons. Yet, the time point of sample collection is typically scheduled according to 'Expert Best Guess'. We have developed an approach integrating digit...

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Main Authors: L. G. Hutchinson, O. Grimm
Format: Article
Language:English
Published: Nature Portfolio 2022-07-01
Series:npj Digital Medicine
Online Access:https://doi.org/10.1038/s41746-022-00636-3
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author L. G. Hutchinson
O. Grimm
author_facet L. G. Hutchinson
O. Grimm
author_sort L. G. Hutchinson
collection DOAJ
description Abstract In oncology clinical trials, on-treatment biopsy samples are taken to confirm the mode of action of new molecules, among other reasons. Yet, the time point of sample collection is typically scheduled according to 'Expert Best Guess'. We have developed an approach integrating digital pathology and mathematical modelling to provide clinical teams with quantitative information to support this decision. Using digitised biopsies from an ongoing clinical trial as the input to an agent-based mathematical model, we have quantitatively optimised and validated the model demonstrating that it accurately recapitulates observed biopsy samples. Furthermore, the validated model can be used to predict the dynamics of simulated biopsies, with applications from protocol design for phase 1–2 studies to the conception of combination therapies, to personalised healthcare.
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spelling doaj.art-0130411287c445da90a8746920814fd12023-11-02T05:36:06ZengNature Portfolionpj Digital Medicine2398-63522022-07-015111310.1038/s41746-022-00636-3Integrating digital pathology and mathematical modelling to predict spatial biomarker dynamics in cancer immunotherapyL. G. Hutchinson0O. Grimm1Roche Pharma Research and Early Development, Pharmaceutical Sciences, Roche Innovation Center Basel, F. Hoffmann-La Roche LtdRoche Pharma Research and Early Development, Pharmaceutical Sciences, Roche Innovation Center Basel, F. Hoffmann-La Roche LtdAbstract In oncology clinical trials, on-treatment biopsy samples are taken to confirm the mode of action of new molecules, among other reasons. Yet, the time point of sample collection is typically scheduled according to 'Expert Best Guess'. We have developed an approach integrating digital pathology and mathematical modelling to provide clinical teams with quantitative information to support this decision. Using digitised biopsies from an ongoing clinical trial as the input to an agent-based mathematical model, we have quantitatively optimised and validated the model demonstrating that it accurately recapitulates observed biopsy samples. Furthermore, the validated model can be used to predict the dynamics of simulated biopsies, with applications from protocol design for phase 1–2 studies to the conception of combination therapies, to personalised healthcare.https://doi.org/10.1038/s41746-022-00636-3
spellingShingle L. G. Hutchinson
O. Grimm
Integrating digital pathology and mathematical modelling to predict spatial biomarker dynamics in cancer immunotherapy
npj Digital Medicine
title Integrating digital pathology and mathematical modelling to predict spatial biomarker dynamics in cancer immunotherapy
title_full Integrating digital pathology and mathematical modelling to predict spatial biomarker dynamics in cancer immunotherapy
title_fullStr Integrating digital pathology and mathematical modelling to predict spatial biomarker dynamics in cancer immunotherapy
title_full_unstemmed Integrating digital pathology and mathematical modelling to predict spatial biomarker dynamics in cancer immunotherapy
title_short Integrating digital pathology and mathematical modelling to predict spatial biomarker dynamics in cancer immunotherapy
title_sort integrating digital pathology and mathematical modelling to predict spatial biomarker dynamics in cancer immunotherapy
url https://doi.org/10.1038/s41746-022-00636-3
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