GO:0048368 lateral mesoderm development: Embryonic Patterning, Genes, Functions and Research Methods
Research-grade guide for scientists and biopharma professionals
Key Takeaways
• GO:0048368 lateral mesoderm development describes the progression of the lateral plate mesoderm from its formation to its mature structure.
• The lateral plate mesoderm is a key embryonic source of cardiovascular, hematopoietic, and appendicular skeletal tissues.
• BMP signaling restricts hemato-vascular potential within the lateral mesoderm during somitogenesis.
• Glucose metabolism guides mammalian gastrulation and influences mesoderm formation.
• Comparative studies in amphioxus, lamprey, medaka, and tilapia reveal conserved and divergent mechanisms of lateral plate mesoderm development.
• Dysregulation of lateral mesoderm development is linked to congenital heart defects and skeletal malformations.
Description
Lateral mesoderm development (GO:0048368) is the biological process by which the lateral plate mesoderm progresses from its initial formation to a mature structure. The lateral plate mesoderm is a bilateral embryonic tissue that gives rise to the circulatory system, including the heart and blood vessels, as well as to the appendicular skeleton and parts of the limb musculature. Understanding this process is fundamental for developmental biologists and regenerative medicine researchers because it underpins the formation of multiple organ systems. The process is highly conserved across vertebrates, from fish to mammals, and its disruption leads to severe congenital anomalies. Recent advances in single-cell genomics and metabolic profiling have begun to unravel the molecular cues that pattern the lateral mesoderm. This article synthesizes current knowledge on the definition, mechanisms, key genes, and research methodologies for studying lateral mesoderm development.
lateral mesoderm development At A Glance
| GO ID | GO:0048368 |
|---|---|
| GO term | lateral mesoderm development |
| Ontology | biological_process |
| Synonym | lateral plate mesoderm development |
| Major function | Formation and maturation of the lateral plate mesoderm, which gives rise to cardiovascular, hematopoietic, and appendicular skeletal tissues |
| Related processes | Gastrulation, somitogenesis, heart development, limb development |
| Key signaling pathways | BMP, FGF, Wnt, and glucose metabolism |
| Taxonomic range | Vertebrates, including zebrafish, medaka, tilapia, amphioxus, lamprey, and mammals |
What Is GO:0048368?
According to the Gene Ontology, lateral mesoderm development (GO:0048368) is the process whose specific outcome is the progression of the lateral mesoderm over time, from its formation to the mature structure. This encompasses the specification, patterning, and differentiation of the lateral plate mesoderm into its derivative tissues, such as the heart, blood vessels, and limb skeleton.
Why Is lateral mesoderm development Important in Cell Biology?
Lateral mesoderm development is critically important because it establishes the embryonic foundation for the cardiovascular system, blood, and limbs. Defects in this process cause congenital heart diseases, vascular disorders, and skeletal dysplasias. Moreover, understanding lateral mesoderm development informs regenerative strategies for repairing damaged hearts and limbs.
• Provides the cellular source for the heart, blood vessels, and blood cells.
• Essential for limb skeleton and muscle formation.
• Disruption leads to congenital heart defects and vascular anomalies.
• Involved in evolutionary diversification of paired fins and limbs.
• Metabolic cues such as glucose metabolism guide mesoderm patterning.
• BMP signaling restricts hemato-vascular fate within the lateral mesoderm.
• Comparative studies reveal conserved molecular mechanisms across vertebrates.
• Serves as a model for studying gastrulation and germ layer specification.
What Happens During lateral mesoderm development?
Formation of the lateral plate mesoderm
In simple terms: The lateral plate mesoderm forms on the sides of the embryo during gastrulation.
During gastrulation, cells migrate through the primitive streak and position themselves laterally to form the lateral plate mesoderm. This process is guided by signals from the surrounding tissues, including FGF and Wnt. In mammals, glucose metabolism has been shown to guide gastrulation and mesoderm formation.
Patterning and regionalization
In simple terms: The lateral mesoderm is divided into regions that will become different organs.
The lateral plate mesoderm is patterned along the anterior-posterior and dorso-ventral axes. BMP signaling restricts hemato-vascular development from the lateral mesoderm during somitogenesis. Anterior regions contribute to the heart, while posterior regions form the limb buds and blood islands.
Differentiation into cardiovascular and hematopoietic lineages
In simple terms: Cells in the lateral mesoderm become heart, blood vessel, and blood cells.
The lateral plate mesoderm gives rise to the heart tube, endothelial cells, and hematopoietic cells. Heart development begins before beating, with the formation of the cardiac crescent and linear heart tube. BMP signaling is essential for balancing cardiac versus hematopoietic fates.
Contribution to appendicular skeleton and muscle
In simple terms: The lateral mesoderm also forms the bones and muscles of the limbs.
The lateral plate mesoderm is a novel source of skeletal muscle and contributes to the appendicular skeleton. In fish, the lateral plate mesoderm determines pelvic fin position, which varies among species. Comparative studies in amphioxus and lamprey provide insights into the evolution of paired fins.
Key Genes Involved in GO:0048368 lateral mesoderm development
Key genes and proteins involved in lateral mesoderm development include transcription factors, signaling molecules, and metabolic regulators.
| Gene | Major Role | Research Relevance |
|---|---|---|
| BMP4 | Signaling molecule that restricts hemato-vascular development | Knockout studies in mouse and zebrafish |
| FGF8 | Guides mesoderm migration and patterning | Conditional knockout in mouse |
| WNT3A | Regulates gastrulation and mesoderm formation | Overexpression and knockout models |
| HAND2 | Transcription factor for lateral mesoderm derivatives | Knockout causes heart defects |
| NKX2-5 | Cardiac transcription factor | Mutations linked to congenital heart disease |
| GATA4 | Regulates cardiac and endocardial development | Knockout in mouse |
| TAL1 | Hematopoietic transcription factor | Overexpression in zebrafish |
| PDGFRA | Cell surface receptor for mesoderm migration | Knockout in mouse |
| FOXF1 | Transcription factor for lateral mesoderm | Knockout causes lung and vascular defects |
| TBX5 | Limb and heart development | Mutations cause Holt-Oram syndrome |
| SALL4 | Regulates limb and heart development | Knockout in mouse |
| PITX2 | Left-right asymmetry of lateral mesoderm | Knockout in mouse |
| GLI2 | Mediates Hedgehog signaling in lateral mesoderm | Knockout in mouse |
| HIF1A | Metabolic regulator of mesoderm | Knockout in zebrafish |
| LDHA | Glycolysis enzyme guiding gastrulation | Knockout in mouse |
| SOX17 | Endoderm and mesoderm specification | Overexpression in zebrafish |
| MESP1 | Early mesoderm transcription factor | Knockout in mouse |
| KDR | Vascular endothelial growth factor receptor | Knockout in mouse |
How Is lateral mesoderm development Regulated?
Lateral mesoderm development is regulated by a complex interplay of signaling pathways, including BMP, FGF, and Wnt, as well as metabolic cues such as glucose metabolism. BMP signaling restricts hemato-vascular development from the lateral mesoderm during somitogenesis. Glucose metabolism guides mammalian gastrulation and influences mesoderm formation. Additionally, transcription factors like MESP1 and HAND2 regulate the differentiation of lateral mesoderm derivatives.
lateral mesoderm development and Human Disease
| Gene | Disease / Biology | Potential Experimental Model |
|---|---|---|
| NKX2-5 | Congenital heart disease | Knockout mouse, patient iPSCs |
| TBX5 | Holt-Oram syndrome | Knock-in mouse, zebrafish |
| GATA4 | Cardiac septal defects | Conditional knockout mouse |
| BMP4 | Hematopoietic defects | Zebrafish overexpression |
| HIF1A | Metabolic disorders | Knockout zebrafish |
Congenital heart defects
Disruption of lateral mesoderm development leads to congenital heart defects, such as those associated with NKX2-5 and GATA4 mutations. Heart development before beating is a critical window for these defects.
Skeletal and limb malformations
Abnormal lateral mesoderm development causes limb and skeletal malformations, including Holt-Oram syndrome due to TBX5 mutations. The lateral plate mesoderm is a source of skeletal muscle, and its dysfunction contributes to muscular dystrophies.
Hematopoietic disorders
BMP signaling restricts hemato-vascular development from the lateral mesoderm; its dysregulation can lead to hematopoietic disorders. The lateral mesoderm is a source of blood cells during embryogenesis.
From lateral mesoderm development-Related Genes to Experimental Models
| Research Question | Suitable Model |
|---|---|
| Gene function in lateral mesoderm | Knockout mouse or zebrafish |
| Specific point mutation effects | Point-mutation knock-in mouse |
| Lineage tracing of lateral mesoderm | Cre-loxP knock-in mouse |
| Overexpression of signaling molecules | Transgenic overexpression zebrafish |
| Protein localization | Tagged knock-in (e.g., GFP) mouse |
| High-throughput screening | CRISPR library screening in zebrafish |
How to Study the lateral mesoderm development Process
| Method | What It Measures | Typical Application |
|---|---|---|
| scRNA-seq | Gene expression at single-cell level | Identifying lateral mesoderm subpopulations |
| Lineage tracing | Cell fate mapping | Tracking lateral mesoderm derivatives |
| Metabolic profiling | Glucose uptake and metabolism | Studying gastrulation |
| In situ hybridization | Spatial gene expression | Visualizing lateral mesoderm markers |
| CRISPR-Cas9 knockout | Gene function | Loss-of-function studies |
| ChIP-seq | Protein-DNA interactions | Identifying transcription factor targets |
| Live imaging | Cell migration and morphology | Observing lateral mesoderm formation |
Single-cell RNA sequencing
Single-cell RNA sequencing allows profiling of gene expression in individual lateral mesoderm cells, revealing heterogeneity and differentiation trajectories.
Lineage tracing
Genetic lineage tracing using Cre-loxP systems in mice enables tracking of lateral mesoderm derivatives from embryo to adult.
Metabolic profiling
Metabolic profiling, such as glucose uptake assays, reveals the role of metabolism in guiding gastrulation and mesoderm formation.
Comparative genomics
Comparative studies in amphioxus, lamprey, medaka, and tilapia provide insights into the evolution of lateral mesoderm development.
How CRISPR Can Be Used to Study GO:0048368 lateral mesoderm development
Knockout
CRISPR knockout of genes such as BMP4 or NKX2-5 in mouse or zebrafish models can reveal their essential roles in lateral mesoderm development.
Point Mutation
Introducing point mutations in genes like TBX5 using CRISPR base editing can model human congenital heart defects and Holt-Oram syndrome.
Knock-in
Knock-in of fluorescent reporters (e.g., GFP) into lateral mesoderm-specific loci enables lineage tracing and live imaging.
Overexpression
CRISPR activation (CRISPRa) can overexpress signaling molecules like WNT3A to study their effects on lateral mesoderm patterning.
How EDITGENE Supports lateral mesoderm development Research
Researchers studying lateral mesoderm development-related genes often need to determine whether a candidate gene is causally involved in the process or merely correlated. EDITGENE provides comprehensive CRISPR-based services to address these questions with precision and scale.
Contact EDITGENE today to design your custom CRISPR model for lateral mesoderm development research.
Frequently Asked Questions About lateral mesoderm development
What is lateral mesoderm development?
Lateral mesoderm development (GO:0048368) is the process by which the lateral plate mesoderm progresses from formation to mature structure, giving rise to cardiovascular, hematopoietic, and appendicular skeletal tissues.
What genes are involved in lateral mesoderm development?
Key genes include BMP4, NKX2-5, GATA4, TBX5, HAND2, and MESP1, among others.
What is the lateral plate mesoderm?
The lateral plate mesoderm is a bilateral embryonic tissue that forms the circulatory system, limbs, and parts of the skeleton.
How is lateral mesoderm development regulated?
It is regulated by signaling pathways such as BMP, FGF, and Wnt, as well as metabolic cues like glucose metabolism.
What diseases are associated with lateral mesoderm defects?
Congenital heart defects, Holt-Oram syndrome, and hematopoietic disorders are linked to disrupted lateral mesoderm development.
What model organisms are used to study lateral mesoderm development?
Zebrafish, medaka, tilapia, amphioxus, lamprey, and mouse are common models.
How can CRISPR be used to study lateral mesoderm development?
CRISPR can create knockouts, point mutations, knock-ins, and overexpression models to dissect gene function in lateral mesoderm development.
What is the role of BMP signaling in lateral mesoderm?
BMP signaling restricts hemato-vascular development from the lateral mesoderm during somitogenesis.
What is the evolutionary significance of lateral mesoderm development?
Comparative studies reveal conserved mechanisms underlying paired fin and limb evolution.
What research methods are used to study lateral mesoderm development?
Methods include scRNA-seq, lineage tracing, metabolic profiling, and CRISPR screening.
Conclusion
Lateral mesoderm development (GO:0048368) is a fundamental embryonic process that builds the cardiovascular system, blood, and limbs. Its molecular regulation by BMP, FGF, Wnt, and metabolic pathways is increasingly well understood through comparative and functional studies. Disruptions in this process cause congenital diseases, making it a critical area for biomedical research. Advanced CRISPR tools and multi-omics approaches continue to illuminate the gene regulatory networks and cellular dynamics underlying lateral mesoderm development.
References
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- 3. Cao D et al.. 2024. Selective utilization of glucose metabolism guides mammalian gastrulation.. Nature 634(8035):919-928 PMID: 39415005
- 4. Gupta S et al.. 2006. BMP signaling restricts hemato-vascular development from lateral mesoderm during somitogenesis.. Development 133(11):2177-87 PMID: 16672337
- 5. Pu Q et al.. 2015. The lateral plate mesoderm: a novel source of skeletal muscle.. Results Probl Cell Differ 56:143-63 PMID: 25344670
- 6. Kaneko H et al.. 2014. Development of the lateral plate mesoderm in medaka Oryzias latipes and Nile tilapia Oreochromis niloticus: insight into the diversification of pelvic fin position.. J Anat 225(6):659-74 PMID: 25345789
- 7. Onimaru K et al.. 2011. Development and evolution of the lateral plate mesoderm: comparative analysis of amphioxus and lamprey with implications for the acquisition of paired fins.. Dev Biol 359(1):124-136 PMID: 21864524
- 8. Nakajima Y et al.. 2009. Heart development before beating.. Anat Sci Int 84(3):67-76 PMID: 19259768
