examines biological systems holistically, integrating data from multiple levels. It focuses on complex interactions, using and to develop of biological behavior.
bridges different levels of organization, from molecules to organisms. It integrates data across spatial and temporal scales, using to examine relationships between biological entities and identify key system properties.
Systems Biology and Multi-scale Modeling Approaches
Fundamentals of Systems Biology
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Systems biology examines biological systems holistically integrates data from multiple levels of organization
Focuses on complex interactions between components rather than individual parts
Utilizes high-throughput experimental techniques (genomics, proteomics, metabolomics) to gather comprehensive data
Employs computational methods to analyze and interpret large-scale biological datasets
Aims to develop predictive models of biological systems behavior
Multi-scale Modeling and Network Analysis
Multi-scale modeling bridges different levels of biological organization from molecules to organisms
Integrates data and models across multiple spatial and temporal scales
Network analysis examines relationships between biological entities represented as nodes and edges
Identifies key network properties (hubs, bottlenecks, modules) to understand system behavior
Applies and statistical methods to analyze complex biological networks
Pathway Modeling and Omics Integration
reconstructs and simulates biochemical and signaling pathways
Uses mathematical equations to describe reaction kinetics and regulatory mechanisms
Incorporates and cross-talk between pathways for more accurate representations
Integration of omics data combines information from multiple high-throughput technologies
Merges genomics, transcriptomics, proteomics, and metabolomics data to provide a comprehensive view of cellular processes
Utilizes advanced computational techniques (machine learning, data mining) to extract meaningful insights from integrated datasets
Modeling at Different Biological Scales
Molecular and Cellular Level Modeling
Molecular level modeling simulates behavior of individual molecules and their interactions
Includes techniques like and
Predicts , , and
Cellular level modeling represents processes within individual cells
Encompasses , , and
Utilizes (ODEs) or to capture cellular dynamics
Tissue and Organ Level Modeling
Tissue level modeling simulates behavior of cell populations and extracellular matrix
Incorporates cell-cell interactions, diffusion of molecules, and mechanical properties of tissues
Uses (PDEs) or approaches
Organ level modeling represents the function and structure of entire organs
Integrates multiple tissue types and their interactions within an organ
Applies and to simulate organ mechanics and fluid flow
Whole-Body Modeling and Integration
Whole-body modeling simulates physiological processes across the entire organism
Incorporates pharmacokinetic and for drug distribution and effects
Utilizes to represent different organs and tissues
Integrates models across scales to create comprehensive representations of biological systems
Combines molecular, cellular, tissue, and organ models into a cohesive framework
Employs approaches to manage complexity and computational demands