在儿童发病的系统性红血性狼中,机器学习辅助的塔克罗利斯剂量优化通过人口药理动力学建模
Heng Liang1, Qiaolan Xuan1, Chuwei Liu2
1National-Local Joint Engineering Laboratory of Druggability and New Drug Evaluation, National Engineering Research Center for New Drug and Druggability (cultivation), Guangdong Province Key Laboratory of New Drug Design and Evaluation, School of Pharmaceutical Sciences, Sun Yat-Sen University, Guangzhou, 510006, China.
机器学习准确地预测了儿童发作的全身性红斑狼 (cSLE) 患者的个性化塔克罗利斯剂量. 整合药理动力学参数提高了预测准确度,提高了治疗疗效,减少了药物过度暴露.
科学领域:
- 药理学 药理学是指药理学的学科.
- 机器学习 机器学习
- 儿科风湿病学 儿科风湿病学
背景情况:
- 儿童发作的全身性红斑狼 (cSLE) 需要精确的免疫抑制疗法.
- 由于可变的药理动力学,在cSLE中使用tacrolimus的剂量具有挑战性.
- 优化tacrolimus剂量对于治疗的有效性和尽量减少毒性至关重要.
研究的目的:
- 开发和验证一种机器学习模型,用于预测cSLE患者个性化tacrolimus剂量.
- 将药理动力学参数集成到机器学习模型中,以提高剂量准确性.
- 通过优化TACROLIMUS治疗来改善治疗结果.
主要方法:
- 分析了来自86名cSLE患者的480个塔克罗利斯度.
- 开发了一种非线性混合效应模型,用于塔克罗利斯的药理动力学.
- 选了27个机器学习模型,选择XGBoost,并纳入了药物动力学参数 (CL/F,V/F) 和临床变量.
主要成果:
- 一个单间模型最好地描述了塔克罗利斯的药理动力学.
- 优化的XGBoost模型与药理动力学参数实现了高预测准确性 (R2=0.80,MAE=0.013).
- 两名接受模型预测剂量的cSLE患者实现了≤4.4的疾病活性指数.
结论:
- 开发了一种精确的机器学习模型,用于在cSLE中个性化使用tacrolimus剂量.
- 药物动力学参数的整合显著提高了模型准确性和剂量精度.
- 这种方法提高了治疗效果,并减少了cSLE患者对塔克罗利斯的过度暴露.
更多相关视频
06:14Optimized LC-MS/MS Method for the High-throughput Analysis of Clinical Samples of Ivacaftor, Its Major Metabolites, and Lumacaftor in Biological Fluids of Cystic Fibrosis Patients
Published on: October 15, 2017
05:28A Semi-Quantitative Drug Affinity Responsive Target Stability DARTS assay for studying Rapamycin/mTOR interaction
Published on: August 27, 2019
相关概念视频
Analysis of Population Pharmacokinetic Data
Pharmacokinetic Models: Comparison and Selection Criterion
Physiological models take a detailed approach by considering specific molecular processes. They can predict drug distribution, metabolism, and elimination changes, providing a comprehensive understanding of how drugs interact with the body.
Pharmacokinetic Models: Overview
There are three primary types of models: empirical, compartment, and physiological. Empirical models, with minimal...
Model-Independent Approaches for Pharmacokinetic Data: Noncompartmental Analysis
One important characteristic of noncompartmental analyses is that drug exposure increases proportionally with increasing doses. This...
Analysis Methods of Pharmacokinetic Data: Model and Model-Independent Approaches
The model approach uses mathematical models to describe changes in drug concentration over time. Pharmacokinetic models help characterize drug behavior in patients, predict drug concentration in the body fluids, calculate optimum dosage regimens, and evaluate the risk of toxicity. However, ensuring that the model fits the experimental data accurately...
Model Approaches for Pharmacokinetic Data: Distributed Parameter Models
The distributed parameter models are specifically designed to account for variations and differences in some drug classes. This model is particularly useful for assessing regional concentrations of anticancer or...
