Adipose tissue distribution in metabolic disease: depot-specific biology, clinical assessment, and therapeutic remodeling.
Level 5 - mechanism / opinion, no new human data
Narrative review without systematic search methodology or original clinical data
PubMed 42422426 · doi:10.3389/fendo.2026.1822659
What was done
This narrative review summarizes literature regarding the cellular composition, developmental origin, endocrine function, inflammatory status, and metabolic activity of specific adipose compartments (subcutaneous, visceral, thermogenic brown/beige, and ectopic fat). It assesses clinical phenotyping tools and reviews how therapeutic interventions, such as lifestyle changes, glucagon-like peptide-1 receptor agonists, thiazolidinediones, and thermogenic approaches, affect regional fat distribution.
What was found
The abstract reports no quantitative data or effect sizes. It qualitatively describes that visceral and ectopic fat accumulation correlates with insulin resistance, type 2 diabetes mellitus, cardiovascular disease, and metabolic syndrome, whereas lower-body subcutaneous fat acts as a lipid buffer. Lifestyle intervention and glucagon-like peptide-1 receptor agonists primarily decrease visceral and ectopic fat along with overall weight loss, thiazolidinediones alter lipid partitioning, and thermogenic strategies (cold exposure, beta-3 adrenergic stimulation) remain unestablished for routine clinical practice.
Why it matters
This paper synthesizes depot-specific fat biology into a unified framework, arguing that metabolic risk stratification and treatment strategies should target harmful fat distribution rather than total body weight or body mass index alone.
Limits
As a narrative review, this work does not follow systematic review methods or provide quantitative meta-analytic pooling. The abstract contains no primary data, sample sizes, or numerical comparisons of therapeutic efficacy.
Cited by
- context Scientific research shows that GLP-1 receptor agonist-induced weight loss produces the same fat loss characteristics in the face and buttocks as weight loss from other methods, such as a ketogenic diet.