药理学建模的广度:药理动力学,药理动力学和机械建模的基本原理
1Division of Pharmacokinetics-Pharmacodynamics and Systems Pharmacology, Department of Pharmaceutical Sciences, University at Buffalo, SUNY, Buffalo, NY, USA. dmager@buffalo.edu.
药理动力学和药理动力学是定量系统药理模型的基础. 这些模型描述了药物处置,生理反应和效应,并结合了综合生物应用的复杂性.
科学领域:
- 药理学 药理学是指药理学的学科.
- 系统生物学 系统生物学
- 数学建模的数学建模
背景情况:
- 药理动力学 (PK) 和药理动力学 (PD) 是理解药物作用的基础.
- 复杂的定量系统药理学 (QSP) 模型建立在基本的PK/PD原则之上.
- 由非线性函数描述的容量有限的过程,对于药物处置和作用至关重要.
研究的目的:
- 为药物处置和生理反应的基本因素提供高层次的概述.
- 解释区间模型在描述药物暴露和随时间而来的影响时的应用.
- 在基于机制的PD模型中引入药物向相互作用和生物标志物周转率的整合.
主要方法:
- 使用分隔模型来描述药物暴露和药物效应的时间过程.
- 在PD模型中整合药物暴露,药物向相互作用模型 (结合,转导) 和生物标志物周转.
- 在模型中纳入复杂性,如平静反,耐受性,疾病,药物相互作用和昼夜节律等.
主要成果:
- 展示了PK/PD的基本原则是如何支复杂的QSP模型的.
- 用隔间模型说明了药物处置和生理反应的表征.
- 通过整合各种生物过程,展示了基于机制的PD模型的开发.
结论:
- 基本和高级的PK/PD模型作为全面QSP模型的基础.
- QSP模型整合了多个生物层,以了解跨时空尺度的药物作用.
- 这些建模方法对于推动药物开发和个性化医学的发展至关重要.
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