Details for: CL0002570

Cell ID: CL0002570

Cell Name: mesenchymal stem cell of adipose tissue

Description: A mesenchymal stem cell of adipose tissue.

Synonyms: mesenchymal stem cell of adipose

Selected Context(s): Overall

Gene Significance Landscape

Display Options
Score:
Display
Genes

Contexts:

Cell Significance Index (CSI) is uniquely calculated to reveal cell-specific gene markers. More info here

Significant Genes List

Genes with the highest and lowest Percentile Rank Scores (PRS) for mesenchymal stem cell of adipose tissue within the selected context(s).

Gene ID: A unique numerical identifier for this specific gene.
Symbol: Shortened abbreviation or name that represents this gene.
Ensembl Gene ID: A unique identifier assigned by Ensembl for genomic data mapping.
CSI Score: A combined effect size and statistical significance measure for mesenchymal stem cell of adipose tissue. Higher scores indicate a stronger, more significant difference in expression.
(Previously described as "Fold Change", but now represents Cliff's Delta × –log10(p).)

Gene ID: A unique numerical identifier for this specific gene.
Symbol: Shortened abbreviation or name that represents this gene.
Ensembl Gene ID: A unique identifier assigned by Ensembl for genomic data mapping.
CSI Score: A combined effect size and statistical significance measure for mesenchymal stem cell of adipose tissue. Higher scores indicate a stronger, more significant difference in expression.
Average CSI: csi sum / gene count
Cell network configuration

This network visualizes key genes for mesenchymal stem cell of adipose tissue. It primarily includes:
1. Top genes highly significant for this cell (Num. Top Cell Genes - based on the 'Min. CSI' setting).
2. Any additional specific 'Context Genes' you add below.
The final network is a combined view. Choose an Interaction Source (pathways or protein interactions) and optionally compare CSI scores with a Baseline Cell Type.

Maximum number of selected genes.
Select a context for the baseline cell.
Select a context for the target cell.
Target Cell for CSI:  mesenchymal stem cell of adipose tissue (CL0002570)

 Legend
Nodes (Genes):
 Query Gene
Node size also reflects Target Cell CSI magnitude.
Node Color (Target Cell CSI in specific network):
 Very High
 High
 Medium
 Low
 Very Low
 N/A or Not Sig.
Edges (Interactions):
 STRING (Protein-Protein)
 ONTOLOGY (Shared Pathway)
 Colors vary by pathway category; default arrow applies.

Loading network (please wait)...

## Summary The [mesenchymal stem cell of adipose tissue](/details-cell/CL0002570) is a multipotent progenitor cell residing within adipose depots. Based on its gene significance profile, this cell type is characterized by high transcriptional and post-transcriptional activity, robust stress-response mechanisms, and significant involvement in calcium-mediated signaling and extracellular matrix regulation. Top marker genes such as `RTN4`, `PABPC1`, and `S100A6` highlight its roles in cellular architecture, RNA metabolism, and growth regulation, respectively, consistent with a cell type that maintains plasticity while actively engaging with its microenvironment. ## Key Characteristics and Function The functional identity of the [mesenchymal stem cell of adipose tissue](/details-cell/CL0002570) is defined by several interconnected biological themes. **Overall**, the gene expression profile suggests a high degree of regulatory complexity and metabolic preparedness. * **Transcriptional and Post-Transcriptional Regulation:** A prominent feature of this cell is the specific expression of genes controlling RNA fate. This includes [PABPC1](/details-gene/26986), crucial for mRNA stability, the long non-coding RNA [NEAT1](/details-gene/283131), a core component of paraspeckles involved in gene silencing, and various splicing factors like [HNRNPC](/details-gene/3183) and the RNA helicase [DDX5](/details-gene/1655). Furthermore, the high significance of the proto-oncogenes [JUN](/details-gene/3725) and [FOS](/details-gene/2353), which form the AP-1 transcription factor, underscores a state of readiness to respond to proliferative and differentiation signals. This complex machinery likely underpins the cell's ability to maintain a multipotent state while being poised for lineage commitment. * **Calcium Signaling and Cell Cycle Control:** The calcium-binding protein [S100A6](/details-gene/6277) is a highly specific marker, suggesting that S100-family proteins are key transducers of calcium signals in this lineage. This is complemented by [TMBIM6](/details-gene/7009), a protein that modulates calcium channel activity. The expression of [CCNI](/details-gene/10983), a cyclin involved in the G1/S transition, indicates active cell cycle regulation, consistent with the proliferative potential of a stem cell population. * **Metabolic and Stress Response Pathways:** These cells express specific markers associated with cellular metabolism and detoxification. [SAT1](/details-gene/6303) is a rate-limiting enzyme in polyamine catabolism, while [GSTP1](/details-gene/2950) is a glutathione S-transferase involved in protecting against reactive oxygen species. This indicates a capacity to manage metabolic byproducts and oxidative stress, which is critical for long-term viability and function within the tissue. The expression of [FTL](/details-gene/2512), the ferritin light chain, points to a role in managing iron homeostasis. * **Extracellular Interaction and Immunomodulation:** The high specificity of [MGP](/details-gene/4256), a potent inhibitor of tissue calcification, highlights a key role in maintaining the structural integrity of the adipose microenvironment. The expression of [B2M](/details-gene/567), a component of MHC class I molecules, confirms their ability to present antigens and interact with T cells. Intriguingly, the significant expression of the classical complement pathway components [C1S](/details-gene/716) and [C1R](/details-gene/715) suggests a potential, and less characterized, role in modulating local innate immune responses. * **Cellular Identity Defined by Absence of Markers:** The anti-marker profile is equally informative. There is a notable lack of specificity for multiple core components of the mitochondrial electron transport chain, including [COX1](/details-gene/4512), [COX2](/details-gene/4513), [COX3](/details-gene/4514), [ND2](/details-gene/4536), and [ND5](/details-gene/4540). This pattern is consistent with the hypothesis that many stem cells rely primarily on glycolysis rather than oxidative phosphorylation. The negative CSI for the inflammatory cytokine [MIF](/details-gene/4282) may suggest these cells are not significant producers of this factor in their basal state. ## Clinical Significance and Contextual Roles [Mesenchymal stem cells of adipose tissue](/details-cell/CL0002570) are of significant clinical interest for their therapeutic potential in regenerative medicine. Their defining gene signature provides molecular clues to their function in both health and disease. The high expression of genes involved in managing oxidative stress ([GSTP1](/details-gene/2950)) and inhibiting ectopic calcification ([MGP](/details-gene/4256)) is central to their role in tissue homeostasis and repair. Dysregulation of these pathways could contribute to age-related fibrosis and vascular calcification often associated with metabolic diseases. The expression of [ITM2B](/details-gene/9445), a gene linked to familial dementia through amyloid-beta interaction ([Link](https://doi.org/10.1038/21637)), is notable and may point to unforeseen connections between mesenchymal biology and neurodegenerative processes. The proto-oncogenes [FOS](/details-gene/2353) and [JUN](/details-gene/3725) are essential for proliferation and differentiation, but their dysregulation is a hallmark of many cancers. This highlights the fine balance between stem cell self-renewal and malignant transformation, a key consideration for therapeutic applications. The capacity for immunomodulation, suggested by markers like [B2M](/details-gene/567), [C1S](/details-gene/716), and [C1R](/details-gene/715), is foundational to their use in treating inflammatory and autoimmune disorders. Understanding how the expression of these genes changes in a disease context is critical for optimizing their therapeutic efficacy. ## Potential Mechanisms and Research Directions 1. **Hypothesis:** The identity and multipotency of [mesenchymal stem cells of adipose tissue](/details-cell/CL0002570) are actively maintained by a sophisticated network of post-transcriptional gene regulation, centered on nuclear paraspeckles, which allows for rapid adaptation to microenvironmental cues. * **Surprising Findings:** The high specificity of the long non-coding RNA [NEAT1](/details-gene/283131), a structural component of paraspeckles, is unexpected and suggests these nuclear bodies are not just ubiquitous cellular structures but may be a defining feature of this cell's regulatory architecture, possibly by sequestering key transcription factors or mRNAs to control the stem cell state. * **Testable Questions:** Does depletion of [NEAT1](/details-gene/283131) in adipose-derived MSCs alter their differentiation potential towards adipogenic or osteogenic lineages, and does it affect the nuclear localization of key RNA-binding proteins like [HNRNPC](/details-gene/3183)? 2. **Hypothesis:** Adipose-derived MSCs possess a unique immunomodulatory function involving direct regulation of the classical complement pathway, positioning them as local sentinels that can initiate or temper innate immune responses within the adipose tissue. * **Surprising Findings:** The co-expression of [C1R](/details-gene/715) and [C1S](/details-gene/716), the initiating proteases of the classical complement cascade, as highly specific markers for a non-hematopoietic stem cell is highly unusual. This suggests a more direct and active role in innate immunity than the widely accepted paradigm of passive, cytokine-mediated immunomodulation. * **Testable Questions:** Can conditioned media from adipose-derived MSCs, or the cells themselves, induce complement C4 cleavage in vitro, and how is the expression of [C1R](/details-gene/715) and [C1S](/details-gene/716) modulated by exposure to inflammatory stimuli like LPS or IFN-gamma?