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Updated: Sep 3, 2025

A Method for Screening and Validation of Resistant Mutations Against Kinase Inhibitors
Published on: December 7, 2014
Decoding kinase-adverse event associations for small molecule kinase inhibitors
Xiajing Gong1, Meng Hu1, Jinzhong Liu1
1Center for Drug Evaluation and Research, Food and Drug Administration, Silver Spring, MD, USA.
Abstract:
Small molecule kinase inhibitors (SMKIs) are being approved at a fast pace under expedited programs for anticancer treatment. In this study, we construct a multi-domain dataset from a total of 4638 patients in the registrational trials of 16 FDA-approved SMKIs and employ a machine-learning model to examine the relationships between kinase targets and adverse events (AEs). Internal and external (datasets from two independent SMKIs) validations have been conducted to verify the usefulness of the established model. We systematically evaluate the potential associations between 442 kinases with 2145 AEs and made publicly accessible an interactive web application "Identification of Kinase-Specific Signal" ( https://gongj.shinyapps.io/ml4ki ). The developed model (1) provides a platform for experimentalists to identify and verify undiscovered KI-AE pairs, (2) serves as a precision-medicine tool to mitigate individual patient safety risks by forecasting clinical safety signals and (3) can function as a modern drug development tool to screen and compare SMKI target therapies from the safety perspective.
Insights
This study uses machine learning to link small molecule kinase inhibitors (SMKIs) to adverse events (AEs). The findings aid in predicting patient safety risks and developing safer cancer therapies.
Area of Science:
- Oncology
- Pharmacology
- Computational Biology
Background:
- Small molecule kinase inhibitors (SMKIs) are crucial in cancer treatment, often approved rapidly.
- Understanding the link between kinase targets and adverse events (AEs) is vital for patient safety.
Purpose of the Study:
- To develop a machine learning model to predict adverse events (AEs) associated with small molecule kinase inhibitors (SMKIs).
- To create a publicly accessible tool for identifying kinase-target adverse event pairs.
- To enhance precision medicine and drug development by assessing SMKI safety profiles.
Main Methods:
- Constructed a multi-domain dataset from 4638 patients across 16 FDA-approved SMKI registrational trials.
- Employed a machine learning model to analyze relationships between 442 kinases and 2145 AEs.
- Validated the model internally and externally using independent SMKI datasets.
Main Results:
- Systematically evaluated potential associations between 442 kinases and 2145 AEs.
- Developed an interactive web application, "Identification of Kinase-Specific Signal" (https://gongj.shinyapps.io/ml4ki).
- The model demonstrated utility in identifying and verifying kinase-adverse event pairs.
Conclusions:
- The developed model serves as a platform for discovering novel kinase-adverse event (KI-AE) pairs.
- It functions as a precision medicine tool to forecast clinical safety signals and mitigate patient risks.
- The tool supports modern drug development by enabling safety-focused screening and comparison of SMKI therapies.
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