GO:0021670 lateral ventricle development: Embryonic Brain Cavity Formation, Genes, Functions and Research Methods
Research-grade guide for scientists and biopharma professionals
Key Takeaways
• GO:0021670 lateral ventricle development describes the progression of the two lateral ventricles from neural tube cavity formation to mature structure, including communication with the third ventricle via the foramen of Monro.
• The lateral ventricle walls harbor a specialized neurogenic niche, the subventricular zone (SVZ), where radial glial cells and adult neural stem cells produce inhibitory neurons and other lineages.
• Choroid plexus epithelial development within the lateral ventricles is regulated by genes such as Mllt11, and its disruption alters epithelial architecture and cerebrospinal fluid production.
• Key molecular players include CCDC85C, intermediate filament proteins, and dopamine receptor D5, whose expression patterns correlate with lateral ventricle morphogenesis in rodent models.
• Disrupted lateral ventricle development is linked to hydrocephalus, periventricular heterotopia, and intraventricular tumors such as germinoma.
• CRISPR-based knockout, knock-in, and overexpression models in rodents and human organoids enable causal dissection of genes controlling lateral ventricle development.
Description
The lateral ventricles are paired, fluid-filled cavities within the cerebral hemispheres that arise from the embryonic neural tube and remain in communication with the third ventricle through the foramen of Monro. The Gene Ontology term GO:0021670, lateral ventricle development, captures the full developmental trajectory of these structures, from initial cavitation to the mature, choroid plexus-lined ventricular system. This process is not merely a passive expansion of space; it is an actively regulated morphogenetic program that coordinates neuroepithelial proliferation, radial glia differentiation, choroid plexus epithelial specialization, and cerebrospinal fluid (CSF) homeostasis. For researchers, lateral ventricle development is a convergence point for neurodevelopmental biology, stem cell biology, and disease modeling. The ventricular zone and its subventricular zone (SVZ) derivative constitute the primary germinal niches of the embryonic and postnatal brain, producing excitatory and inhibitory neurons as well as glia. In humans, SVZ radial glial cells maintain inhibitory neuron production, a feature that distinguishes human brain development from that of rodents. Moreover, the choroid plexus epithelium within the lateral ventricles is a dynamic secretory tissue whose development is controlled by specific transcriptional programs, as shown by Mllt11 mutants exhibiting altered epithelial development. Clinically, malformations of the lateral ventricles are associated with hydrocephalus, periventricular heterotopia, and intraventricular tumors. Understanding the molecular and cellular mechanisms of GO:0021670 is therefore essential for identifying therapeutic targets and for building accurate experimental models. This article synthesizes authoritative QuickGO annotation data with verified PubMed literature to provide a research-grade overview of lateral ventricle development, its key genes, regulatory logic, disease links, and the CRISPR-based methods used to study it.
lateral ventricle development At A Glance
| GO ID | GO:0021670 |
|---|---|
| GO term | lateral ventricle development |
| Ontology | biological_process |
| Synonym | None listed in QuickGO |
| Major function | Formation and maturation of the paired lateral ventricles from the embryonic neural tube cavity, including septation, foramen of Monro communication, and choroid plexus integration |
| Anatomical context | Cerebral hemispheres; septum pellucidum; foramen of Monro; choroid plexus |
| Related niche | Ventricular zone and subventricular zone (SVZ) neural stem cell niches |
| Disease relevance | Hydrocephalus, periventricular heterotopia, intraventricular germinoma |
| Model organisms | Rat, mouse, and human organoid models |
What Is GO:0021670?
GO:0021670 lateral ventricle development is the biological process whose specific outcome is the progression of the lateral ventricles over time, from their formation to the mature structure. The two lateral ventricles are cavities in each cerebral hemisphere derived from the cavity of the embryonic neural tube. They are separated from each other by the septum pellucidum, and each communicates with the third ventricle by the foramen of Monro, through which the choroid plexuses of the lateral ventricles become continuous with that of the third ventricle.
Why Is lateral ventricle development Important in Cell Biology?
Lateral ventricle development is important because the lateral ventricles are not only structural cavities but also the anatomical home of the brain's largest germinal niche, the subventricular zone, which sustains neurogenesis and gliogenesis from embryonic life into adulthood. Defects in this process cause or contribute to hydrocephalus, cortical malformations such as periventricular heterotopia, and tumors that arise within the ventricular system. Because the choroid plexus within the lateral ventricles produces cerebrospinal fluid and forms the blood-CSF barrier, its development is also critical for brain homeostasis and immune surveillance. Thus, GO:0021670 sits at the intersection of developmental neurobiology, stem cell biology, and neurological disease.
• Provides the anatomical niche for embryonic and adult neural stem cells, including radial glia and SVZ progenitors.
• Controls the formation of the foramen of Monro and septum pellucidum, which are essential for CSF flow and ventricular separation.
• Regulates choroid plexus epithelial development, which is required for CSF production and barrier function.
• Disruption is linked to hydrocephalus, as shown by CCDC85C expression studies in rat lateral ventricle development.
• Malformations contribute to periventricular heterotopia, a cause of epilepsy and cortical dysfunction.
• Intraventricular tumors such as germinoma can arise in the lateral ventricle and present with endocrine symptoms.
• Pregnancy-responsive neural stem cell pools in the SVZ highlight the dynamic regulation of this niche in adults.
• Dopamine receptor D5 expression in lateral ventricle walls suggests neurotransmitter regulation of ventricular development.
• Human-specific SVZ radial glial cells maintain inhibitory neuron production, making lateral ventricle development relevant to human brain evolution.
• CRISPR models enable causal testing of candidate genes in ventricular morphogenesis and disease.
What Happens During lateral ventricle development?
Neural tube cavitation and ventricular specification
In simple terms: The brain starts as a hollow tube, and the lateral ventricles are the preserved hollow spaces inside the developing cerebral hemispheres.
Lateral ventricle development begins with the embryonic neural tube, whose central cavity is retained as the ventricular system during brain morphogenesis. The two lateral ventricles are derived from the cavity of the embryonic neural tube and become specified within each cerebral hemisphere. This early phase involves regional patterning of the neuroepithelium and the establishment of the ventricular zone, the primary germinal layer that will later give rise to neurons and glia. The cell biology of neurogenesis in the neocortex, including the transition from neuroepithelial cells to radial glia, is a foundational process for ventricular development.
Septum pellucidum formation and foramen of Monro communication
In simple terms: A thin membrane separates the two lateral ventricles, and a small opening connects each of them to the third ventricle.
The two lateral ventricles are separated from each other by the septum pellucidum, a midline structure that forms during forebrain development. Each lateral ventricle communicates with the third ventricle through the foramen of Monro, which also allows the choroid plexuses of the lateral ventricles to become continuous with that of the third ventricle. These anatomical relationships are essential for cerebrospinal fluid circulation and for the structural integrity of the ventricular system. Defects in septation or foramen formation can lead to ventricular malformations and altered CSF dynamics.
Choroid plexus epithelial development
In simple terms: Specialized epithelial cells inside the ventricles form the choroid plexus, which makes cerebrospinal fluid.
The choroid plexus is a vascularized epithelial tissue that develops within the lateral ventricles and is continuous with the choroid plexus of the third ventricle through the foramen of Monro. Recent work in Mllt11 mutants has shown that altered epithelial development of the lateral ventricle choroid plexus disrupts its normal architecture, indicating that specific transcriptional regulators are required for choroid plexus maturation. The choroid plexus epithelium is responsible for CSF production and contributes to the blood-CSF barrier, making its development a critical component of GO:0021670.
Subventricular zone neurogenesis and radial glia
In simple terms: The walls of the lateral ventricles contain stem cells that make new neurons, especially inhibitory neurons in humans.
The lateral ventricle walls harbor the subventricular zone (SVZ), a major germinal niche that persists into adulthood. In the human brain, SVZ radial glial cells maintain inhibitory neuron production, a feature that has been studied in detail and distinguishes human neurogenesis from that of rodents. Adult neural stem cells in the SVZ can be activated in a pregnancy-responsive manner to support transient neurogenesis in mothers, demonstrating that this niche is dynamically regulated by physiological state. The cell biology of neurogenesis, including the behavior of radial glia and intermediate progenitors, is therefore central to lateral ventricle development.
Molecular markers and neurotransmitter signaling in the ventricular wall
In simple terms: Specific proteins and signaling molecules appear in the ventricular wall as it develops, and their patterns help researchers track maturation.
Expression studies in rats have identified CCDC85C, a causative protein for hydrocephalus, along with intermediate filament proteins during lateral ventricle development, suggesting roles in ventricular wall integrity and cell architecture. Dopamine receptor D5 is expressed in the lateral ventricle walls during post-weaning rat development, indicating that neurotransmitter signaling may influence ventricular wall maturation. These markers provide spatial and temporal readouts for staging lateral ventricle development and for validating genetic models.
Key Genes Involved in GO:0021670 lateral ventricle development
The following genes and proteins have been experimentally linked to lateral ventricle development, choroid plexus biology, or the ventricular neurogenic niche in the verified literature.
| Gene | Major Role | Research Relevance |
|---|---|---|
| Mllt11 | Regulates choroid plexus epithelial development in the lateral ventricle | Mllt11 mutants show altered epithelial development of the lateral ventricle choroid plexus |
| CCDC85C | Causative protein for hydrocephalus; expressed during lateral ventricle development | Expression pattern studied in rat lateral ventricle development alongside intermediate filament proteins |
| DRD5 | Dopamine receptor D5; expressed in lateral ventricle walls | Expression during post-weaning rat development suggests neurotransmitter regulation of ventricular maturation |
| GFAP | Intermediate filament protein; radial glia marker | Intermediate filament proteins are expressed during lateral ventricle development in rats |
| Vimentin | Intermediate filament protein; radial glia and choroid plexus marker | Studied with CCDC85C during lateral ventricle development in rats |
| Nestin | Intermediate filament protein; neural stem/progenitor marker | Intermediate filament protein expression analyzed during lateral ventricle development |
| SOX2 | Neural stem cell transcription factor | Radial glial cells in the SVZ maintain inhibitory neuron production in the human brain |
| PAX6 | Radial glia and neuroepithelial transcription factor | Cell biology of neurogenesis in the neocortex involves radial glia and their progenitors |
| HES1 | Notch effector; maintains progenitor state | Neurogenesis and progenitor maintenance are core to ventricular zone biology |
| HES5 | Notch effector; radial glia maintenance | Radial glia in the developing neocortex are central to ventricular development |
| MKI67 | Proliferation marker | Proliferation in the ventricular zone and SVZ drives lateral ventricle development |
| DCX | Migratory neuroblast marker | Neurogenesis from the SVZ contributes to the ventricular niche |
| FOXJ1 | Choroid plexus epithelial transcription factor | Choroid plexus epithelial development is part of lateral ventricle development |
| OTX2 | Choroid plexus and forebrain patterning factor | Choroid plexus development within the lateral ventricles is a key component of GO:0021670 |
| AQP1 | Water channel in choroid plexus epithelium | CSF production by the choroid plexus depends on epithelial development |
| TTR | Transthyretin; choroid plexus secretory protein | Choroid plexus epithelial maturation is part of lateral ventricle development |
| CLDN1 | Tight junction protein in choroid plexus | Blood-CSF barrier formation is linked to choroid plexus development |
How Is lateral ventricle development Regulated?
Lateral ventricle development is regulated by transcriptional programs, neurotransmitter signaling, and physiological state. Mllt11 is required for normal epithelial development of the lateral ventricle choroid plexus, as its mutation alters epithelial architecture. Dopamine receptor D5 expression in the lateral ventricle walls during post-weaning rat development suggests that dopaminergic signaling contributes to ventricular wall maturation. The adult SVZ niche is dynamically regulated by pregnancy, with pregnancy-responsive pools of adult neural stem cells supporting transient neurogenesis in mothers. In the human brain, SVZ radial glial cells maintain inhibitory neuron production, indicating species-specific regulatory mechanisms. These examples show that GO:0021670 is controlled at multiple levels, from transcription factors to systemic physiological cues.
lateral ventricle development and Human Disease
| Gene | Disease / Biology | Potential Experimental Model |
|---|---|---|
| CCDC85C | Hydrocephalus | Knockout rat or mouse to assess ventricular enlargement and CSF flow |
| Mllt11 | Choroid plexus epithelial maldevelopment | Mllt11 mutant mouse with choroid plexus epithelial analysis |
| DRD5 | Ventricular wall maturation and dopaminergic signaling | Drd5 knockout rat to study lateral ventricle wall development |
| Periventricular heterotopia genes | Cortical malformation and epilepsy | Knockout or knock-in models with migration assays |
| Germinoma-associated genes | Intraventricular germinoma | Xenograft or organoid models of lateral ventricle tumors |
Hydrocephalus and ventricular malformations
CCDC85C is a causative protein for hydrocephalus, and its expression during lateral ventricle development in rats suggests a role in ventricular wall integrity. Disruption of lateral ventricle development can impair CSF flow and contribute to hydrocephalus. Choroid plexus epithelial development, regulated by Mllt11, is also critical for CSF production, and its alteration may contribute to ventricular pathology.
Periventricular heterotopia and cortical malformation
Periventricular heterotopia is a cortical malformation in which neurons fail to migrate properly and remain adjacent to the lateral ventricles. This condition is associated with epilepsy and cognitive deficits, and it directly implicates lateral ventricle development and the ventricular zone in disease. The cell biology of neurogenesis, including radial glia behavior, is relevant to understanding how heterotopia arises.
Intraventricular tumors
Intracranial germinoma can arise in the lateral ventricle and present with polydipsia and polyuria, as reported in a case report and literature review. This highlights that the lateral ventricle is not only a developmental structure but also a site of tumorigenesis. Understanding the developmental biology of the lateral ventricle may inform the origin and behavior of such tumors.
Adult neural stem cell dysfunction
The SVZ within the lateral ventricle walls maintains adult neural stem cells, and pregnancy-responsive pools of these cells support transient neurogenesis in mothers. Dysregulation of this niche could affect brain repair and plasticity. Human SVZ radial glial cells maintain inhibitory neuron production, and their dysfunction may contribute to neurological disorders.
From lateral ventricle development-Related Genes to Experimental Models
| Research Question | Suitable Model |
|---|---|
| Does Mllt11 loss alter choroid plexus epithelial development? | Mllt11 knockout mouse with choroid plexus imaging and histology |
| Does CCDC85C mutation cause hydrocephalus? | CCDC85C knockout rat with ventricular volume measurement |
| Does DRD5 signaling regulate lateral ventricle wall maturation? | Drd5 knockout rat with expression profiling of ventricular wall |
| How do human SVZ radial glial cells maintain inhibitory neuron production? | Human brain organoids or primary SVZ cultures with lineage tracing |
| How does pregnancy activate SVZ neural stem cells? | Pregnancy-responsive mouse models with fate mapping |
| Can candidate genes be tagged for localization in the ventricular zone? | Tagged knock-in of endogenous loci in mouse or human cells |
How to Study the lateral ventricle development Process
| Method | What It Measures | Typical Application |
|---|---|---|
| In situ hybridization | mRNA localization in ventricular wall and choroid plexus | Expression of CCDC85C and DRD5 during lateral ventricle development |
| Immunohistochemistry | Protein localization and cell architecture | Intermediate filament and choroid plexus marker analysis |
| Lineage tracing | Progenitor fate and neurogenesis | SVZ radial glia and pregnancy-responsive stem cells |
| Histology and imaging | Ventricular morphology and epithelial structure | Choroid plexus development and hydrocephalus models |
| CRISPR knockout | Gene requirement for ventricular development | Mllt11 and CCDC85C functional studies |
| Transcriptomics | Global gene expression changes | Characterizing ventricular zone and choroid plexus programs |
| Organoid culture | Human-specific neurogenesis | SVZ radial glial cell function in human brain development |
| Fate mapping | Stem cell activation and progeny | Pregnancy-responsive neural stem cells in the SVZ |
Expression profiling and in situ hybridization
Spatiotemporal expression of genes such as CCDC85C, intermediate filament proteins, and DRD5 during lateral ventricle development has been characterized using rat models and expression assays. These methods reveal when and where candidate genes act in the ventricular wall and choroid plexus.
Lineage tracing and neurogenesis assays
Radial glial cells in the SVZ maintain inhibitory neuron production in the human brain, and lineage tracing is used to follow their progeny. Pregnancy-responsive neural stem cells can be tracked using fate-mapping strategies in mice. These approaches quantify neurogenesis and identify progenitor pools.
Histology and imaging of ventricular structures
Choroid plexus epithelial development in Mllt11 mutants has been assessed by histological and imaging methods that reveal epithelial architecture. Ventricular volume and morphology can be measured in rodent models of hydrocephalus. Imaging is essential for staging lateral ventricle development.
CRISPR-based genetic perturbation
CRISPR knockout and knock-in models allow causal testing of genes implicated in lateral ventricle development, such as Mllt11 and CCDC85C. These models complement expression studies by determining whether a gene is required for normal ventricular morphogenesis.
How CRISPR Can Be Used to Study GO:0021670 lateral ventricle development
Knockout
CRISPR knockout of genes such as Mllt11 or CCDC85C enables testing of their requirement for lateral ventricle development. Mllt11 mutants show altered epithelial development of the lateral ventricle choroid plexus, demonstrating the utility of knockout approaches. CCDC85C is a causative protein for hydrocephalus, and knockout models can assess ventricular enlargement and CSF dynamics.
Point Mutation
Point mutations can model specific human variants associated with hydrocephalus or periventricular heterotopia. By introducing disease-relevant missense mutations into endogenous loci, researchers can distinguish loss-of-function from gain-of-function effects in lateral ventricle development.
Knock-in
Knock-in of reporter or tag sequences allows visualization of proteins such as CCDC85C or intermediate filament proteins in the developing lateral ventricle. Tagged knock-in of radial glia markers can be used to isolate SVZ progenitors and study their neurogenic potential.
Overexpression
Overexpression of candidate genes in the ventricular zone or choroid plexus can test sufficiency for developmental phenotypes. For example, overexpression of Mllt11 or its targets may alter choroid plexus epithelial architecture. Overexpression models complement knockout studies by revealing gain-of-function effects on lateral ventricle development.
How EDITGENE Supports lateral ventricle development Research
Researchers studying lateral ventricle development-related genes often need to determine whether a candidate gene is causally involved in ventricular morphogenesis, choroid plexus epithelial development, or SVZ neurogenesis. EDITGENE provides CRISPR-based cell models and screening services to accelerate this causal analysis.
Contact EDITGENE today to design your custom CRISPR model for lateral ventricle development research.
Frequently Asked Questions About lateral ventricle development
What is GO:0021670 lateral ventricle development?
GO:0021670 is the biological process describing the progression of the lateral ventricles from formation to mature structure, including their derivation from the embryonic neural tube cavity, separation by the septum pellucidum, and communication with the third ventricle via the foramen of Monro.
What genes are involved in lateral ventricle development?
Genes experimentally linked to lateral ventricle development include Mllt11, which regulates choroid plexus epithelial development, CCDC85C, a causative protein for hydrocephalus, and DRD5, which is expressed in the lateral ventricle walls. Radial glia and SVZ genes such as SOX2 and PAX6 are also relevant.
How does the choroid plexus develop in the lateral ventricle?
The choroid plexus develops as a vascularized epithelium within the lateral ventricles and becomes continuous with the third ventricle choroid plexus through the foramen of Monro. Mllt11 mutants show altered epithelial development of the lateral ventricle choroid plexus, indicating that specific transcriptional regulators are required.
What diseases are associated with lateral ventricle development defects?
Defects in lateral ventricle development are associated with hydrocephalus, periventricular heterotopia, and intraventricular tumors such as germinoma.
What is the subventricular zone and how does it relate to the lateral ventricle?
The subventricular zone (SVZ) is a germinal niche located in the walls of the lateral ventricles. It contains radial glial cells and adult neural stem cells that produce neurons, including inhibitory neurons in the human brain.
How can CRISPR be used to study lateral ventricle development?
CRISPR knockout, point mutation, knock-in, and overexpression models allow causal testing of genes such as Mllt11 and CCDC85C in choroid plexus and ventricular wall development.
What animal models are used for lateral ventricle development research?
Rat and mouse models are commonly used, including Mllt11 mutants for choroid plexus studies, CCDC85C expression studies in rats, and Drd5 expression analysis in post-weaning rats. Human brain organoids are used for SVZ radial glia studies.
What is the role of radial glia in lateral ventricle development?
Radial glia are progenitor cells in the ventricular zone that give rise to neurons and glia. In the human SVZ, radial glial cells maintain inhibitory neuron production, a key feature of lateral ventricle development.
How is adult neurogenesis related to the lateral ventricle?
The lateral ventricle walls contain the SVZ, where adult neural stem cells reside. Pregnancy-responsive pools of these cells support transient neurogenesis in mothers, showing that the lateral ventricle niche is active in adulthood.
What methods are used to study lateral ventricle development?
Methods include in situ hybridization and immunohistochemistry for gene expression, lineage tracing for neurogenesis, histology and imaging for ventricular morphology, and CRISPR-based genetic perturbation.
Conclusion
GO:0021670 lateral ventricle development is a foundational biological process that builds the paired brain cavities, their choroid plexuses, and the adjacent subventricular zone neurogenic niche. It integrates neural tube patterning, radial glia biology, choroid plexus epithelial specialization, and adult neural stem cell regulation. Disruption of this process is linked to hydrocephalus, periventricular heterotopia, and intraventricular tumors, making it a clinically relevant research area. CRISPR-based models, combined with expression profiling and lineage tracing, provide powerful tools to dissect the genetic control of lateral ventricle development. EDITGENE supports this research with knockout, point mutation, knock-in, overexpression, and screening services tailored to ventricular and choroid plexus biology.
References
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- 3. Jia L et al.. 2026. Subventricular zone radial glial cells maintain inhibitory neuron production in the human brain.. Science 391(6782):eadw1803 PMID: 41538440
- 4. Taverna E et al.. 2014. The cell biology of neurogenesis: toward an understanding of the development and evolution of the neocortex.. Annu Rev Cell Dev Biol 30:465-502 PMID: 25000993
- 5. Prosilis A et al.. 2022. Expression of D5 dopamine receptors in the lateral ventricle walls during post-weaning rat development.. Int J Dev Biol 66(1-2-3):263-267 PMID: 34881789
- 6. Hasan MM et al.. 2022. Expression of CCDC85C, a causative protein for hydrocephalus, and intermediate filament proteins during lateral ventricle development in rats.. Exp Anim 71(1):100-108 PMID: 34657927
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