GO:0090049 regulation of cell migration involved in sprouting angiogenesis: Signaling Mechanisms, Genes, Functions and Research Methods
Research-grade guide for scientists and biopharma professionals
Key Takeaways
• GO:0090049 describes any process that modulates the frequency, rate or extent of endothelial cell migration during sprouting angiogenesis, the formation of new blood vessels from existing ones.
• Sprouting angiogenesis requires coordinated endothelial cell sprouting, migration into the extracellular matrix, and lumen formation, all tightly regulated by growth factors and guidance cues.
• Key regulatory inputs include VEGF-Ang-Tie2 signaling, FGF-dependent metabolic control, and class 3 semaphorins that can inhibit endothelial cell migration.
• Dysregulation of this process contributes to atherosclerosis, diabetic retinopathy, infantile hemangioma, and tumor angiogenesis.
• Emerging evidence links RNA modifications (m6A) and microtubule regulators such as TUBB6 and MAP4K4 to the control of endothelial cell migration.
• CRISPR-based knockout, knock-in, and overexpression models are essential to dissect causal roles of candidate genes in sprouting angiogenesis.
Description
Sprouting angiogenesis is the process by which new blood vessels arise from pre-existing ones, a fundamental event in development, wound healing, and tumor progression. Central to this process is the directed migration of endothelial cells into the extracellular matrix, which is controlled by a complex network of signaling pathways. The Gene Ontology term GO:0090049, regulation of cell migration involved in sprouting angiogenesis, captures any process that modulates the frequency, rate or extent of this specialized endothelial cell migration. Understanding this regulation is critical because its dysregulation underlies numerous pathological conditions, including atherosclerosis, diabetic retinopathy, and cancer. This article synthesizes current knowledge on the molecular players, regulatory mechanisms, and experimental approaches used to study GO:0090049, with a focus on genes and pathways that have been experimentally validated in published literature.
regulation of cell migration involved in sprouting angiogenesis At A Glance
| GO ID | GO:0090049 |
|---|---|
| GO term | regulation of cell migration involved in sprouting angiogenesis |
| Ontology | biological_process |
| Synonym | none |
| Major function | Modulates the frequency, rate or extent of endothelial cell migration during sprouting angiogenesis |
| Related process | sprouting angiogenesis (GO:0002040) |
| Key regulators | VEGF, FGF, semaphorins, Tie2, RNA m6A modification |
| Disease relevance | Atherosclerosis, diabetic retinopathy, infantile hemangioma, cancer |
What Is GO:0090049?
GO:0090049 is a biological process term defined as any process that modulates the frequency, rate or extent of cell migration involved in sprouting angiogenesis. In simpler terms, it encompasses all the molecular signals and cellular events that control how endothelial cells move into surrounding tissue to form new vessel sprouts. This includes both positive and negative regulation, such as growth factor stimulation or guidance molecule inhibition.
Why Is regulation of cell migration involved in sprouting angiogenesis Important in Cell Biology?
Regulation of endothelial cell migration during sprouting angiogenesis is a focal point for understanding both normal vascular development and pathological angiogenesis. Because this process is rate-limiting for new blood vessel formation, its regulators are attractive therapeutic targets in diseases ranging from ischemic disorders to cancer. Experimental evidence shows that perturbing key modulators such as FGF signaling, semaphorin guidance, or RNA m6A modification can profoundly alter angiogenic sprouting and disease progression.
• Controls new blood vessel formation in development and tissue repair.
• Dysregulated in atherosclerosis, contributing to plaque neovascularization.
• Implicated in diabetic retinopathy through MAP4K4 and YTHDF2-dependent mechanisms.
• Involved in infantile hemangioma, where class 3 semaphorins inhibit endothelial cell migration.
• Modulated by FGF-dependent metabolic pathways that link nutrient sensing to vascular growth.
• Regulated by VEGF-Ang-Tie2 signaling in co-culture models of angiogenic sprouting.
• Targeted by RNA m6A modification, revealing epitranscriptomic control of angiogenesis.
• Affected by microtubule-associated proteins such as TUBB6 and MAP4K4.
• Provides a mechanistic basis for anti-angiogenic therapy in cancer and ocular diseases.
• Serves as a functional readout for CRISPR-based gene editing studies in endothelial cells.
What Happens During regulation of cell migration involved in sprouting angiogenesis?
Initiation of sprouting by growth factors
In simple terms: Growth factors tell endothelial cells to start moving and form new sprouts.
Sprouting angiogenesis begins when pro-angiogenic factors such as VEGF and FGF activate endothelial cells. FGF signaling is required for metabolic control of vascular development, and its perturbation alters endothelial cell migration and sprout formation. In co-culture models, TGF-beta1-treated DPSCs regulate angiogenic sprouting of HUVECs through VEGF-Ang-Tie2 signaling, demonstrating that multiple growth factor pathways converge to initiate migration.
Guidance and inhibition by semaphorins
In simple terms: Guidance molecules can put the brakes on endothelial cell movement.
Class 3 semaphorins act as negative regulators of endothelial cell migration. Infantile hemangioma-derived stem cells and endothelial cells are inhibited by class 3 semaphorins, showing that guidance cues can suppress sprouting migration in pathological contexts. This balance between pro- and anti-migratory signals is a core feature of GO:0090049.
Epitranscriptomic control via m6A modification
In simple terms: Chemical marks on RNA can change how endothelial cells behave during atherosclerosis.
Single-cell landscape analysis in atherosclerosis revealed cell-type-specific functional roles of RNA m6A modification, including in endothelial cells. This suggests that epitranscriptomic regulation modulates cell migration involved in sprouting angiogenesis, adding a layer of post-transcriptional control to the process.
Microtubule and cytoskeletal regulation
In simple terms: The cell's internal skeleton must be reorganized for migration to occur.
YBX1-driven TUBB6 upregulation facilitates ocular angiogenesis via the WNT3A-FZD8 pathway, linking microtubule dynamics to endothelial cell migration. Similarly, MAP4K4 aggravates microvascular anomalies in diabetic retinopathy in a YTHDF2-dependent manner, further implicating cytoskeletal and signaling regulators in the control of sprouting migration.
Receptor-mediated positive regulation
In simple terms: Cell surface receptors can boost the migration signal.
OPN3-mediated positive regulation of angiogenesis in HUVECs occurs through VEGFR2 interaction, demonstrating that G-protein-coupled receptor-like proteins can enhance endothelial cell migration. This positive regulation is essential for amplifying sprouting responses under physiological and pathological conditions.
Key Genes Involved in GO:0090049 regulation of cell migration involved in sprouting angiogenesis
The following genes and proteins have been experimentally implicated in the regulation of cell migration involved in sprouting angiogenesis, based on the verified literature.
| Gene | Major Role | Research Relevance |
|---|---|---|
| VEGFA | Pro-angiogenic growth factor; activates endothelial cell migration | Central to VEGF-Ang-Tie2 signaling in sprouting |
| FGF | Metabolic control of vascular development; promotes endothelial migration | Links nutrient sensing to angiogenesis |
| TIE2 | Receptor tyrosine kinase; mediates angiopoietin signaling | Regulates sprouting in co-culture models |
| SEMA3 | Class 3 semaphorin; inhibits endothelial cell migration | Negative regulator in infantile hemangioma |
| TUBB6 | Microtubule component; facilitates ocular angiogenesis | Upregulated by YBX1 via WNT3A-FZD8 |
| YBX1 | RNA-binding protein; drives TUBB6 expression | Promotes ocular angiogenesis |
| WNT3A | Wnt family ligand; activates FZD8 | Facilitates angiogenesis via TUBB6 |
| FZD8 | Wnt receptor; mediates WNT3A signaling | Involved in ocular angiogenesis |
| MAP4K4 | Kinase; aggravates microvascular anomalies | YTHDF2-dependent in diabetic retinopathy |
| YTHDF2 | m6A reader; mediates RNA stability | Required for MAP4K4 effects |
| OPN3 | Opsin-like receptor; positively regulates angiogenesis | Interacts with VEGFR2 in HUVECs |
| VEGFR2 | VEGF receptor; promotes endothelial migration | Interacts with OPN3 |
| m6A modification | RNA methylation; cell-type-specific roles | Implicated in atherosclerosis |
| DPSC | Dental pulp stem cells; support angiogenic sprouting | Co-culture with HUVECs |
| HUVEC | Human umbilical vein endothelial cells; model for migration | Used in multiple studies |
How Is regulation of cell migration involved in sprouting angiogenesis Regulated?
The regulation of cell migration involved in sprouting angiogenesis is multi-layered. At the transcriptional level, RNA m6A modification exerts cell-type-specific control in atherosclerosis. Post-transcriptionally, YTHDF2 recognizes m6A marks to regulate MAP4K4 expression in diabetic retinopathy. Signaling pathways such as VEGF-Ang-Tie2 and FGF-dependent metabolic control provide extracellular cues. Additionally, class 3 semaphorins serve as negative regulators, and OPN3-VEGFR2 interaction provides positive regulation.
regulation of cell migration involved in sprouting angiogenesis and Human Disease
| Gene | Disease / Biology | Potential Experimental Model |
|---|---|---|
| MAP4K4 | Diabetic retinopathy | Endothelial cell knockout and overexpression |
| YTHDF2 | Diabetic retinopathy | Knockout in retinal endothelial cells |
| TUBB6 | Ocular angiogenesis | Knock-in of tagged TUBB6 in HUVECs |
| SEMA3 | Infantile hemangioma | Overexpression in hemangioma-derived stem cells |
| OPN3 | Angiogenesis | Knockout in HUVECs followed by migration assays |
Atherosclerosis
Single-cell analysis revealed cell-type-specific functional roles of RNA m6A modification in atherosclerosis, including in endothelial cells where it may influence migration during sprouting angiogenesis. This suggests that dysregulated epitranscriptomic control contributes to plaque neovascularization.
Diabetic Retinopathy
MAP4K4 aggravates microvascular anomalies in diabetic retinopathy in a YTHDF2-dependent manner, linking the regulation of endothelial cell migration to retinal vascular pathology. Targeting this axis may offer therapeutic benefit.
Infantile Hemangioma
Infantile hemangioma-derived stem cells and endothelial cells are inhibited by class 3 semaphorins, indicating that loss of negative regulation of cell migration contributes to hemangioma pathogenesis.
Ocular Angiogenesis
YBX1-driven TUBB6 upregulation facilitates ocular angiogenesis via the WNT3A-FZD8 pathway, directly implicating the regulation of endothelial cell migration in ocular neovascular diseases.
From regulation of cell migration involved in sprouting angiogenesis-Related Genes to Experimental Models
| Research Question | Suitable Model |
|---|---|
| Does gene X regulate endothelial cell migration? | CRISPR knockout in HUVECs followed by scratch wound assay |
| Does a point mutation in gene Y alter sprouting? | Point mutation knock-in in endothelial cells |
| Does overexpression of gene Z promote angiogenesis? | Lentiviral overexpression in HUVECs |
| Does a tagged protein localize to sprouting tips? | Tagged knock-in (e.g., GFP) in endothelial cells |
| Does m6A modification control migration? | Knockout of m6A writers/readers in endothelial cells |
| Does gene W affect vessel sprouting in vivo? | Endothelial-specific knockout mouse models |
How to Study the regulation of cell migration involved in sprouting angiogenesis Process
| Method | What It Measures | Typical Application |
|---|---|---|
| Scratch wound assay | Endothelial cell migration rate | Validation of knockout/overexpression effects |
| Transwell migration | Directional cell migration | Screening of candidate regulators |
| 3D sprouting assay | Sprout formation and migration | Co-culture models of angiogenesis |
| RNA-seq | Transcriptional changes | Identifying pathways downstream of hits |
| m6A-seq | RNA methylation sites | Epitranscriptomic regulation studies |
| Live-cell imaging | Dynamic migration behavior | Visualizing sprouting in real time |
| CRISPR screen | Genome-wide functional hits | Discovery of novel regulators |
CRISPR knockout screens
Genome-wide CRISPR knockout screens in endothelial cells can identify genes that regulate cell migration involved in sprouting angiogenesis. Hits can be validated in migration assays such as scratch wound healing or transwell migration.
Transcriptomic and epitranscriptomic profiling
RNA-seq and m6A-seq can reveal cell-type-specific expression changes and RNA modifications that control endothelial migration, as demonstrated in atherosclerosis single-cell studies.
Co-culture sprouting assays
Three-dimensional co-culture systems of HUVECs and DPSCs treated with TGF-beta1 model angiogenic sprouting and allow dissection of VEGF-Ang-Tie2 signaling.
Live-cell imaging
Time-lapse microscopy of fluorescently tagged endothelial cells can track migration dynamics during sprouting, especially when combined with CRISPR knock-in of fluorescent reporters.
How CRISPR Can Be Used to Study GO:0090049 regulation of cell migration involved in sprouting angiogenesis
Knockout
CRISPR knockout of candidate genes such as MAP4K4 or YTHDF2 in endothelial cells can abolish their regulatory effects on cell migration, as shown in diabetic retinopathy models. Knockout studies are essential to establish causality.
Point Mutation
Introducing point mutations in genes like TUBB6 or OPN3 can dissect specific residues required for their function in endothelial migration. This approach helps distinguish between structural and signaling roles.
Knock-in
Knock-in of tagged versions of proteins such as VEGFR2 or TUBB6 allows visualization and biochemical isolation of complexes during sprouting angiogenesis. This is valuable for understanding protein interactions.
Overexpression
Overexpression of pro-angiogenic factors like WNT3A or OPN3 in endothelial cells can enhance migration and sprouting, providing gain-of-function evidence. This complements loss-of-function studies.
How EDITGENE Supports regulation of cell migration involved in sprouting angiogenesis Research
Researchers studying regulation of cell migration involved in sprouting angiogenesis-related genes often need to determine whether a candidate gene is causally involved in endothelial cell migration or simply correlated with the process. CRISPR-based models provide the gold standard for establishing causality, and EDITGENE offers a comprehensive suite of services to accelerate this research.
Contact EDITGENE today to design your custom CRISPR model for regulation of cell migration involved in sprouting angiogenesis research.
Frequently Asked Questions About regulation of cell migration involved in sprouting angiogenesis
What is GO:0090049?
GO:0090049 is a Gene Ontology biological process term for any process that modulates the frequency, rate or extent of cell migration involved in sprouting angiogenesis.
What genes are involved in regulation of cell migration involved in sprouting angiogenesis?
Key genes include VEGFA, FGF, TIE2, SEMA3, TUBB6, YBX1, WNT3A, FZD8, MAP4K4, YTHDF2, and OPN3, among others.
How is endothelial cell migration regulated during sprouting angiogenesis?
It is regulated by growth factors (VEGF, FGF), guidance molecules (semaphorins), RNA modifications (m6A), and cytoskeletal regulators like TUBB6 and MAP4K4.
What diseases are associated with dysregulation of this process?
Atherosclerosis, diabetic retinopathy, infantile hemangioma, and ocular angiogenesis are linked to dysregulation of this process.
What experimental models are used to study GO:0090049?
Common models include HUVEC migration assays, 3D co-culture sprouting assays, and CRISPR knockout/knock-in endothelial cells.
How does m6A modification affect sprouting angiogenesis?
m6A modification exerts cell-type-specific control in atherosclerosis and regulates MAP4K4 via YTHDF2 in diabetic retinopathy.
What is the role of semaphorins in this process?
Class 3 semaphorins inhibit endothelial cell migration and can suppress sprouting in infantile hemangioma.
Can CRISPR be used to study regulation of cell migration involved in sprouting angiogenesis?
Yes, CRISPR knockout, knock-in, and overexpression models are widely used to dissect causal roles of genes in endothelial migration.
What is the relationship between FGF signaling and vascular development?
FGF-dependent metabolic control is required for vascular development, linking nutrient sensing to endothelial migration.
How does OPN3 regulate angiogenesis?
OPN3 positively regulates angiogenesis in HUVECs through interaction with VEGFR2.
Conclusion
GO:0090049, regulation of cell migration involved in sprouting angiogenesis, is a critical biological process that integrates growth factor signaling, guidance cues, epitranscriptomic modifications, and cytoskeletal dynamics to control new blood vessel formation. Its dysregulation is central to atherosclerosis, diabetic retinopathy, infantile hemangioma, and ocular angiogenesis. Continued research using CRISPR-based models and multi-omics approaches will further elucidate the molecular mechanisms and identify therapeutic targets.
References
- 1. Ping X et al.. 2025. Deciphering single-cell landscape unravels cell-type-specific functional roles of RNA m(6)A modification in atherosclerosis.. Theranostics 15(10):4785-4807 PMID: 40225569
- 2. Zhang YR et al.. 2025. YBX1-driven TUBB6 upregulation facilitates ocular angiogenesis via WNT3A-FZD8 pathway.. Theranostics 15(7):2680-2699 PMID: 40083923
- 3. Yang Q et al.. 2025. MAP4K4 aggravates microvascular anomalies in diabetic retinopathy in a YTHDF2-dependent manner.. Diabetologia 68(6):1335-1351 PMID: 40072537
- 4. Yu P et al.. 2017. FGF-dependent metabolic control of vascular development.. Nature 545(7653):224-228 PMID: 28467822
- 5. Zhang Y et al.. 2021. DPSCs treated by TGF-β1 regulate angiogenic sprouting of three-dimensionally co-cultured HUVECs and DPSCs through VEGF-Ang-Tie2 signaling.. Stem Cell Res Ther 12(1):281 PMID: 33971955
- 6. Luo H et al.. 2025. OPN3-mediated positive regulation of angiogenesis in HUVECs through VEGFR2 interaction.. Commun Biol 8(1):529 PMID: 40164822
- 7. Nakayama H et al.. 2015. Infantile hemangioma-derived stem cells and endothelial cells are inhibited by class 3 semaphorins.. Biochem Biophys Res Commun 464(1):126-32 PMID: 26086095
- 8. Chappell JC et al.. 2011. Regulation of blood vessel sprouting.. Semin Cell Dev Biol 22(9):1005-11 PMID: 22020130
