Systems Biology
Quantitative, network-level models of biological systems.
Systems Biology sits within biology and addresses quantitative, network-level models of biological systems. The page below sketches the conceptual scope of the area, the methodological tools it relies on, and the recent literature anchoring its current frontier.
The area organises around a small number of recurring axes: scope (what biological scales the work spans), method (the dominant experimental or computational tools), data regime (what kinds of measurements are now routine vs. still frontier), and open questions (what the field cannot yet do reliably). The sources below cover different combinations of these axes.
Foundational references
Alon, An Introduction to Systems Biology: Design Principles of Biological Circuits is a standard reference for the foundations covered here, used across the field to anchor terminology, canonical models, and the relationships between sub-areas of systems biology. Treat it as the entry point to which the more specialised work below adds frontier detail.
Supporting context
Supporting context comes from From molecular to modular cell biology (Hartwell, 1999), cited here as a representative entry into adjacent results that reinforce the framing of systems biology without being the central methodological claim.
Supporting context comes from Systems biology: a brief overview (Kitano, 2002), cited here as a representative entry into adjacent results that reinforce the framing of systems biology without being the central methodological claim.
Open questions
Open questions in systems biology cluster around scaling current methods to larger systems, integrating measurements across modalities, and producing predictive rather than descriptive models. The references above mark the work that the next iteration of this page should engage with in more specific detail.
Prerequisites
Sources
- textbook · primary · 2019An Introduction to Systems Biology: Design Principles of Biological Circuitsalon-uri-2019
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In context
Where this topic sits in the prerequisite graph. Click any node to jump.
Explore
- 01
Gene Regulatory Networks
Inference and dynamics of transcriptional regulatory networks.
- 02
Signaling Network Modeling
Mathematical and logical models of cellular signaling networks.
- 03
Metabolic Modeling
Flux balance analysis and genome-scale metabolic reconstructions.
- 04
Stochastic Gene Expression
Noise in gene expression and single-cell variability.
- 05
Multi-Omics Integration
Joint analysis of genomic, transcriptomic, proteomic, and metabolomic layers.
- 06
Foundation Models for Biology
Large pretrained models for sequence, structure, and cellular state.
- 07
Virtual Cell Modeling
Whole-cell and AI-driven cell-state models.
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