Adipose Tissue Cell Dynamics and Progenitor Biology

Adipose tissue is a highly dynamic organ whose cellular composition and functional capacity adapt continuously to nutritional status, environmental stimuli and developmental cues. Within both white and beige depots, a diverse network of progenitor cells underpins tissue expansion, remodelling and repair throughout life. Mesenchymal stem-like progenitors give rise to committed preadipocytes, which differentiate into mature adipocytes capable of lipid storage, endocrine signalling and thermogenic activity. Recent advances in single-cell and spatial transcriptomics have revealed unexpected heterogeneity among adipocyte subtypes, stromal-vascular fractions and immune constituents, highlighting complex cell-cell interactions that regulate local inflammation, insulin sensitivity and extracellular matrix remodelling. Epigenetic mechanisms, including stable chromatin modifications in adipocytes and progenitors, contribute to long-term metabolic memory and influence susceptibility to weight regain. Signalling pathways such as Wnt coordinate the balance between differentiation and progenitor maintenance, ensuring ongoing tissue homeostasis. A deeper understanding of these cell dynamics and progenitor hierarchies is crucial for developing targeted interventions in obesity, diabetes and regenerative medicine.

Research from Nature Portfolio

Recent studies have demonstrated that adipose depots retain an obesogenic epigenetic memory after weight loss, characterised by persistent chromatin marks and transcriptional alterations in both human and mouse adipocytes that predispose to rapid weight regain in obesogenic environments. A meta-analysis integrating single-cell, single-nucleus and spatial transcriptomic data across multiple human white adipose depots has generated a high-resolution atlas of more than sixty cellular subpopulations, linking specific progenitor, vascular and immune cell niches with clinical features such as insulin resistance and lipolytic capacity. Complementary work on Wnt signalling has identified a structural Wnt-regulated adipose cell population that arises concurrently with adipocyte differentiation, preserving a multipotent progenitor pool through extracellular matrix gene expression and ensuring lifelong tissue renewal and metabolic control.

Adipose Tissue Cell Dynamics and Progenitor Biology publication trend

The graph below shows the total number of articles in adipose tissue cell dynamics and progenitor biology across all publications each year (not limited to Nature Index journals).

Technical terms

Adipocyte progenitor cells: Mesenchymal-like precursor cells in adipose stroma that differentiate into mature adipocytes.

Epigenetic memory: Stable chromatin modifications in adipocytes or progenitors that influence gene expression after environmental or metabolic perturbations.

Single-nucleus RNA sequencing: High-throughput transcriptomic profiling technique applied to isolated nuclei, enabling cell-type resolution in complex tissues.

Spatial transcriptomics: Integration of gene expression data with tissue histology to map cellular diversity and interactions in situ.

Wnt signalling: Conserved pathway that regulates progenitor cell fate, balancing differentiation and self-renewal in developmental and adult tissues.

References

1. Adipose tissue retains an epigenetic memory of obesity after weight loss. Nature (2024).
2. An integrated single cell and spatial transcriptomic map of human white adipose tissue. Nature Communications (2023).
3. Wnt signaling preserves progenitor cell multipotency during adipose tissue development. Nature Metabolism (2023).
4. Identification of functionally distinct fibro-inflammatory and adipogenic stromal subpopulations in visceral adipose tissue of adult mice. eLife (2018).
5. Identification of Metabolically Distinct Adipocyte Progenitor Cells in Human Adipose Tissues. Cell Reports (2019).
6. Spatial mapping reveals human adipocyte subpopulations with distinct sensitivities to insulin. Cell Metabolism (2021).