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Related Experiment Video

Updated: Jun 5, 2026

Human Subcutaneous Adipose Tissue Sampling Using a Mini-Liposuction Technique

Human Subcutaneous Adipose Tissue Sampling Using a Mini-Liposuction Technique

Published on: September 27, 2021

Subcutaneous adipose tissue classification.

A Sbarbati¹, D Accorsi, D Benati

¹Department of Neurological, Neuropsychological, Morphological and Motor Sciences, Human Anatomy and Histology Section, University of Verona, Italy. andrea.sbarbati@univr.it

European Journal of Histochemistry : EJH

|January 26, 2011

Summary

This summary is machine-generated.

This study differentiates three types of white adipose tissue (WAT) based on structure and ultrastructure. The structural WAT (sWAT) shows potential as a preferred source for regenerative procedures due to its vascularity and stem cell niches.

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Area of Science:

Regenerative Medicine
Adipose Tissue Biology
Tissue Engineering

Background:

Autologous adipose tissue is increasingly used in regenerative medicine.
Minor adipose depots have been understudied.
Understanding adipose tissue morphology is crucial for optimizing regenerative therapies.

Purpose of the Study:

To investigate the morphology of subcutaneous adipose depots.
To identify and characterize different types of white adipose tissue (WAT).
To evaluate the suitability of various WAT depots for regenerative procedures.

Main Methods:

Sampling of subcutaneous adipose depots from different body areas.
Morphological and ultrastructural analysis of adipose tissue types.
Histological examination focusing on cellular structure, collagen fibers, vascularity, and stem cell niches.

Main Results:

Three distinct WAT types were identified: deposit WAT (dWAT), structural WAT (sWAT), and fibrous WAT (fWAT).
dWAT (abdominal) is characterized by tightly packed cells, poor collagen, and limited vasculature with rare stem niches.
sWAT (limbs, hips) exhibits a more stromal structure with good vascularity and stem cell potential, suggesting it as a privileged source for regenerative applications. fWAT (mechanically stressed areas) is highly fibrous.

Conclusions:

Subcutaneous WAT deposits exhibit significant structural and ultrastructural differences.
The sampling area for autologous adipose tissue in regenerative procedures should be carefully selected based on tissue characteristics.
Structural WAT (sWAT) appears to be a promising source for regenerative medicine due to its favorable microcirculation and stem cell niche characteristics.