A Deeper Dive into The Structure of Fat: Systemic and Depot-Specific Determinants of Adipose Tissue Architecture

This is the authors' abstract. We don't add key points for this paper.

Adipose tissue exhibits biological heterogeneity, yet the relative contributions of systemic factors such as BMI and age versus intrinsic depot-specific properties remain unclear.Prior work has largely focused on obesityrelated changes in subcutaneous and visceral depots, but how adipocyte morphology and extracellular matrix (ECM) composition vary across anatomical sites and whether these structural differences are systemically driven or locally regulated is poorly understood.Importantly, distinguishing these drivers is critical for understanding depot-specific behavior in aging, metabolic disease, and reconstructive applications.This study aimed to distinguish systemic from depot-specific determinants of adipose microarchitecture by analyzing adipocyte size and ECM fraction across multiple tissue sources while adjusting for BMI and age.