GO:0007154 cell communication: Signaling, Genes, Functions and Research Methods
Research-grade guide for scientists and biopharma professionals
Key Takeaways
• GO:0007154 cell communication is defined as any process that mediates interactions between a cell and its surroundings, including signaling or attachment between cells, between a cell and the extracellular matrix, or between a cell and any other aspect of its environment.
• Cell communication is a broad biological process that encompasses direct cell-cell contact, secreted factors, extracellular vesicles, and organelle-mediated transfer such as migrasomes.
• Single-cell RNA sequencing and spatial transcriptomics have become central methods for inferring cell-cell communication networks by analyzing ligand-receptor expression.
• Dysregulated cell communication underlies major human diseases, including kidney fibrosis, cancer, and pathogen-host interactions.
• Model organisms such as yeast and Trypanosoma brucei provide tractable systems to dissect conserved and divergent mechanisms of cell communication.
• CRISPR-based knockout, knock-in, and overexpression models enable causal testing of genes involved in cell communication pathways.
Description
Cell communication (GO:0007154) is a fundamental biological process that enables a cell to interact with its surroundings, including other cells, the extracellular matrix, and environmental cues. This process is essential for coordinating development, tissue homeostasis, and immune responses, and its dysregulation is implicated in a wide range of diseases. Understanding the molecular players and mechanisms of cell communication is therefore a central goal in biomedical research. Recent advances in single-cell technologies and computational tools have greatly expanded our ability to map cell-cell communication networks across tissues and organisms. In this article, we provide a research-grade overview of GO:0007154, covering its definition, core mechanisms, key genes, disease relevance, and experimental models for functional studies.
cell communication At A Glance
| GO ID | GO:0007154 |
|---|---|
| GO term | cell communication |
| Ontology | biological_process |
| Synonym | None |
| Major function | Mediates interactions between a cell and its surroundings, including cell-cell signaling, attachment, and environmental sensing |
| Scope | Includes signaling between cells, cell-matrix interactions, and communication via extracellular vesicles or organelles |
| Relevance | Central to development, immunity, tissue repair, and disease pathogenesis |
| Research methods | Single-cell RNA-seq, ligand-receptor analysis, imaging, and CRISPR screens |
What Is GO:0007154?
According to the Gene Ontology, GO:0007154 cell communication refers to any process that mediates interactions between a cell and its surroundings. This includes signaling or attachment between one cell and another cell, between a cell and an extracellular matrix, or between a cell and any other aspect of its environment. The term is intentionally broad, encompassing diverse mechanisms such as direct cell-cell contact, secreted signaling molecules, extracellular vesicles, and specialized organelles like migrasomes.
Why Is cell communication Important in Cell Biology?
Cell communication is essential for multicellular life, enabling coordinated behavior across cells and tissues. Disrupted communication contributes to cancer, fibrosis, neurodegeneration, and infectious diseases. Understanding the molecular mechanisms of cell communication is therefore critical for identifying therapeutic targets and developing new treatments.
• Coordinates development and tissue homeostasis through signaling between cells.
• Enables immune surveillance and response to pathogens.
• Dysregulated in kidney fibrosis, where cell-cell communication drives disease progression.
• Mediated by extracellular vesicles and migrasomes, which transfer cargo between cells.
• Exploited by pathogens to manipulate host cells during infection.
• Studied in model organisms like yeast to uncover conserved principles.
• Targeted by single-cell computational methods to infer communication networks.
• Provides a framework for understanding cancer microenvironment interactions.
What Happens During cell communication?
Ligand-receptor signaling
In simple terms: Cells release signals that bind to receptors on other cells, like a key fitting a lock.
Cell communication often begins with the binding of a ligand to a receptor on a target cell, triggering intracellular signaling cascades. Single-cell RNA-seq can infer such interactions by analyzing ligand and receptor gene expression across cell types.
Direct cell-cell contact
In simple terms: Cells can physically touch each other to exchange information.
Direct contact between cells, mediated by adhesion molecules and gap junctions, allows rapid exchange of ions and small molecules. This form of communication is critical in immune synapses and tissue development.
Extracellular vesicle-mediated transfer
In simple terms: Cells release tiny bubbles that carry messages to other cells.
Exosomes and other extracellular vesicles transfer proteins, lipids, and RNAs between cells, influencing recipient cell behavior. Specificity of secretion and uptake is regulated by surface molecules.
Migrasome-mediated communication
In simple terms: Cells leave behind small packages that other cells can pick up.
Migrasomes are organelles that form on retracting fibers during cell migration and can be taken up by neighboring cells, serving as a novel mode of cell-cell communication.
Pathogen-host communication
In simple terms: Germs talk to plant or animal cells to cause infection.
During plant-pathogen interactions, pathogens secrete effectors that manipulate host cell communication to promote infection, while hosts mount defense signaling.
Key Genes Involved in GO:0007154 cell communication
The following genes and proteins are representative players in cell communication processes, based on published literature.
| Gene | Major Role | Research Relevance |
|---|---|---|
| CXCL12 | Chemokine ligand that signals through CXCR4 | Involved in cell migration and kidney fibrosis |
| CXCR4 | Receptor for CXCL12 | Mediates chemotaxis and cancer metastasis |
| CD63 | Tetraspanin marker of exosomes | Used to study extracellular vesicle-mediated communication |
| CD9 | Tetraspanin involved in exosome uptake | Regulates vesicle docking and fusion |
| ITGB1 | Integrin beta-1 for cell-matrix adhesion | Mediates attachment to extracellular matrix |
| CDH1 | E-cadherin for cell-cell adhesion | Maintains tissue architecture and contact signaling |
| GJA1 | Connexin 43 for gap junctions | Enables direct cytoplasmic communication |
| TSPAN4 | Migrasome marker | Required for migrasome formation |
| NDST1 | Heparan sulfate modification | Modulates growth factor signaling |
| FLS2 | Plant receptor for bacterial flagellin | Involved in pathogen recognition |
| STE2 | Yeast pheromone receptor | Model for GPCR signaling in cell communication |
| STE3 | Yeast pheromone receptor | Mediates mating communication |
| VSG | Trypanosome surface glycoprotein | Enables immune evasion and cell communication |
| IL6 | Cytokine involved in inflammation | Drives fibrosis through cell communication |
| TGFB1 | Growth factor regulating fibrosis | Central to cell-cell communication in kidney disease |
| WNT5A | Secreted signaling molecule | Regulates cell polarity and migration |
| NOTCH1 | Receptor for juxtacrine signaling | Controls cell fate via direct contact |
| SNAP23 | SNARE protein for vesicle fusion | Facilitates exosome release |
How Is cell communication Regulated?
Cell communication is regulated at multiple levels, including ligand availability, receptor expression, and intracellular signaling feedback. In kidney fibrosis, TGFB1 and IL6 signaling are upregulated, promoting pathological cell-cell communication. In yeast, pheromone signaling is tightly controlled by MAP kinase feedback loops. Extracellular vesicle release is regulated by Rab GTPases and SNARE proteins.
cell communication and Human Disease
| Gene | Disease / Biology | Potential Experimental Model |
|---|---|---|
| TGFB1 | Kidney fibrosis | Knockout in renal fibroblasts |
| CXCL12 | Cancer metastasis | Overexpression in tumor cells |
| CD63 | Cancer exosome communication | Knockout in cancer cell lines |
| VSG | Trypanosomiasis | Knock-in of variant surface glycoprotein |
| FLS2 | Plant immunity | Point mutation in Arabidopsis |
Kidney fibrosis
Cell-cell communication between tubular epithelial cells, fibroblasts, and immune cells drives kidney fibrosis. Single-cell RNA-seq has revealed altered ligand-receptor interactions involving TGFB1, IL6, and CXCL12 in fibrotic kidneys.
Cancer
Tumor cells communicate with stromal and immune cells via chemokines, exosomes, and direct contact to promote growth, angiogenesis, and immune evasion. Computational tools infer these networks from single-cell data.
Infectious diseases
Pathogens such as Trypanosoma brucei and plant pathogens manipulate host cell communication to establish infection. In African trypanosomes, cell-cell communication influences quorum sensing and differentiation.
From cell communication-Related Genes to Experimental Models
| Research Question | Suitable Model |
|---|---|
| Does gene X mediate cell-cell communication? | Knockout cell line |
| Does mutation Y alter ligand-receptor binding? | Point mutation knock-in |
| Does tagging protein Z affect its localization? | Tagged knock-in |
| Does overexpression of gene W enhance communication? | Overexpression stable line |
| Which genes regulate exosome uptake? | CRISPR library screen |
| How does pathogen effector modulate host communication? | Pathogen infection model |
How to Study the cell communication Process
| Method | What It Measures | Typical Application |
|---|---|---|
| scRNA-seq | Ligand-receptor gene expression | Inferring cell-cell communication networks |
| Spatial transcriptomics | Localization of signaling molecules | Mapping communication in tissues |
| Live-cell imaging | Vesicle release and uptake | Visualizing exosome transfer |
| CRISPR screen | Genes required for communication | Identifying regulators of exosome secretion |
| Co-IP | Protein interactions | Detecting signaling complexes |
| Flow cytometry | Surface receptor levels | Quantifying receptor expression |
| Electron microscopy | Migrasome structure | Characterizing migrasomes |
| Yeast two-hybrid | Binary protein interactions | Mapping signaling pathways |
Single-cell RNA sequencing
Single-cell RNA-seq enables profiling of ligand and receptor expression across individual cells, allowing inference of cell-cell communication networks using tools like CellPhoneDB or NicheNet.
Imaging of extracellular vesicles
Fluorescence and electron microscopy visualize exosome and migrasome release and uptake, revealing spatial and temporal dynamics of cell communication.
CRISPR screens
Genome-wide CRISPR knockout screens identify genes required for cell communication processes, such as exosome secretion or receptor signaling.
Biochemical assays
Co-immunoprecipitation and proximity labeling detect protein-protein interactions in signaling complexes, while flow cytometry measures surface receptor levels.
How CRISPR Can Be Used to Study GO:0007154 cell communication
Knockout
CRISPR knockout of genes such as CD63 or CXCR4 can abolish exosome-mediated communication or chemokine signaling, providing causal evidence for their roles.
Point Mutation
Introducing point mutations in receptor genes (e.g., CXCR4) can dissect ligand-binding specificity and downstream signaling without altering protein levels.
Knock-in
Knock-in of tagged versions of genes like TSPAN4 allows live-cell imaging of migrasome dynamics and tracking of vesicle trafficking.
Overexpression
Overexpression of ligands such as TGFB1 or IL6 in cell lines can mimic pathological cell communication seen in fibrosis and cancer.
How EDITGENE Supports cell communication Research
Researchers studying cell communication-related genes often need to determine whether a candidate gene is causally involved in signaling, adhesion, or vesicle-mediated transfer. EDITGENE provides a comprehensive suite of CRISPR services to enable such functional studies.
Contact EDITGENE today to design your custom CRISPR model for cell communication research.
Frequently Asked Questions About cell communication
What is GO:0007154 cell communication?
GO:0007154 is a Gene Ontology biological process term defined as any process that mediates interactions between a cell and its surroundings, including signaling or attachment between cells, between a cell and the extracellular matrix, or between a cell and any other aspect of its environment.
What genes are involved in cell communication?
Key genes include CXCL12, CXCR4, CD63, CD9, ITGB1, CDH1, GJA1, TSPAN4, and various cytokines and growth factors such as TGFB1 and IL6.
How do cells communicate with each other?
Cells communicate via direct contact, secreted ligands binding to receptors, extracellular vesicles like exosomes, and specialized organelles such as migrasomes.
What is the role of exosomes in cell communication?
Exosomes are extracellular vesicles that transfer proteins, lipids, and RNAs between cells, influencing recipient cell behavior and contributing to diseases like cancer.
How is cell communication studied?
Methods include single-cell RNA sequencing, imaging of vesicles, CRISPR screens, and biochemical assays to detect ligand-receptor interactions.
What diseases are linked to disrupted cell communication?
Disrupted cell communication is implicated in kidney fibrosis, cancer, infectious diseases, and developmental disorders.
What is a migrasome?
A migrasome is an organelle that forms on retracting fibers during cell migration and serves as a mode of cell-cell communication by transferring cargo to neighboring cells.
How does yeast cell communication work?
Yeast cells communicate via pheromone signaling, where mating factors bind to G-protein coupled receptors to trigger mating responses.
Can CRISPR be used to study cell communication?
Yes, CRISPR knockout, knock-in, and overexpression models enable functional dissection of genes involved in cell communication.
What is the difference between cell communication and signal transduction?
Cell communication (GO:0007154) is a broader process that includes signal transduction as well as direct contact and vesicle-mediated transfer.
Conclusion
GO:0007154 cell communication is a fundamental biological process that governs interactions between cells and their environment. Its dysregulation contributes to numerous diseases, making it a key area of research. Advances in single-cell technologies and CRISPR-based models continue to illuminate the molecular mechanisms and therapeutic potential of targeting cell communication pathways.
References
- 1. Cheng C et al.. 2023. A Review of Single-Cell RNA-Seq Annotation, Integration, and Cell-Cell Communication.. Cells 12(15) PMID: 37566049
- 2. He M et al.. 2024. Cell-cell communication in kidney fibrosis.. Nephrol Dial Transplant 39(5):761-769 PMID: 38040652
- 3. McWilliam KR. 2023. Cell-cell communication in African trypanosomes.. Microbiology (Reading) 169(8) PMID: 37643128
- 4. Jiang D et al.. 2025. The migrasome, an organelle for cell-cell communication.. Trends Cell Biol 35(3):205-216 PMID: 38866683
- 5. Mathieu M et al.. 2019. Specificities of secretion and uptake of exosomes and other extracellular vesicles for cell-to-cell communication.. Nat Cell Biol 21(1):9-17 PMID: 30602770
- 6. Wilk AJ et al.. 2024. Comparative analysis of cell-cell communication at single-cell resolution.. Nat Biotechnol 42(3):470-483 PMID: 37169965
- 7. Yashiroda Y et al.. 2019. Intraspecies cell-cell communication in yeast.. FEMS Yeast Res 19(7) PMID: 31688924
- 8. Tabassum N et al.. 2022. Cell-to-Cell Communication During Plant-Pathogen Interaction.. Mol Plant Microbe Interact 35(2):98-108 PMID: 34664986
