Level D· Scientific groundwork from lab and animal studiesNarrative ReviewEurope PMC

Shaping fat distribution: New insights into the molecular determinants of depot- and sex-dependent adipose biology

Fried SK., Lee MJ., Karastergiou K.

Narrative Review, published in Obesity (Silver Spring) (2015) — summary generated from the PubMed abstract.

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Level D· Scientific groundwork from lab and animal studiesEvidence level of this study

Evidence from laboratory and animal studies provides groundwork for understanding mechanisms and potential before human studies continue.

  • Level A · Stronger Clinical Evidence
  • Level B · Emerging clinical evidence with positive signals
  • Level C · Early human research exploring benefits
  • Level D · Scientific groundwork from lab and animal studies
  • Emerging · Emerging topic under active research
Read the A–D evidence level guide

This page is generated from the PubMed record. The Thai description is an automated summary of bibliographic fields and the abstract, not a full translation, and is not medical advice.

Study type
Narrative Review
Journal
Obesity (Silver Spring) (2015)
Reported sample size
—
Source database
Europe PMC
PMID
26054752
PMCID
PMC4687449
DOI
10.1002/oby.21133
Citations
126

Abstract (original English)

Objective To review recent advances in understanding the cellular mechanisms that regulate fat distribution. Methods In this review, new insights into depot and sex differences in the developmental origins and growth of adipose tissues as revealed by studies that use new methods, including lineage tracing, are highlighted. Results Variations in fat distribution during normal growth and in response to alterations in nutritional or hormonal status are driven by intrinsic differences in cells found in each adipose depot. Adipose progenitor cells and preadipocytes in different anatomical adipose tissues derive from cell lineages that determine their capacity for proliferation and differentiation. As a result, rates of hypertrophy and hyperplasia during growth and remodeling vary among depots. The metabolic capacities of adipose cells are also determined by variations in the expression of key transcription factors and non-coding RNAs. These developmental events are influenced by sex chromosomes and hormonal and nutrient signals that determine the adipogenic, metabolic, and functional properties of each depot. Conclusions These new developments in the understanding of fat distribution provide a sound basis for understanding the association of body shape and health in men and women with and without obesity.

What this study does not prove

  • • This study does not prove SVF is an approved treatment or a replacement for standard care.
  • • This is a narrative review: it collects no new patient data and does not systematically appraise evidence quality.

Evidence level

Evidence from laboratory and animal studies provides groundwork for understanding mechanisms and potential before human studies continue.

How we grade evidence
Adipose TissueAdipocytesHumansObesityCell DifferentiationCell LineageSex CharacteristicsAdultFemaleMale

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