Level D· Scientific groundwork from lab and animal studiesAnimal StudyPubMed

Preparation of an adipogenic hydrogel from subcutaneous adipose tissue.

Poon CJ., Pereira E Cotta MV., Sinha S., Palmer JA., Woods AA., Morrison WA.

Animal Study, published in Acta Biomater (2012) — 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
Animal Study
Journal
Acta Biomater (2012)
Country
England
Reported sample size
—
Source database
PubMed
PMID
23142702
DOI
10.1016/j.actbio.2012.11.003
Citations
60

Abstract (original English)

The ability to generate controlled amounts of adipose tissue would greatly ease the burden on hospitals for reconstructive surgery. We have previously shown that a tissue engineering chamber containing a vascular pedicle was capable of forming new fat; however, further refinements are required to enhance fat formation. The development and maintenance of engineered adipose tissue requires a suitable source of growth factors and a suitable scaffold. A hydrogel derived from adipose tissue may fulfil this need. Subcutaneous fat was processed into a thermosensitive hydrogel we refer to as adipose-derived matrix (ADM). Protein analysis revealed high levels of basement membrane proteins, collagens and detectable levels of growth factors. Adipose-derived stem cells exposed to this hydrogel differentiated into adipocytes with >90% efficiency and in vivo testing in rats showed significant signs of adipogenesis after 8 weeks. ADM's adipogenic properties combined with its simple gelation, relatively long shelf life and its tolerance to multiple freeze-thaw cycles, makes it a promising candidate for adipose engineering applications.

What this study does not prove

  • • This study does not prove SVF is an approved treatment or a replacement for standard care.
  • • This is preclinical work; animal or laboratory results cannot be applied to humans.

Evidence level

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

How we grade evidence
AdipogenesisAnimalsBlotting, WesternCell DifferentiationCells, CulturedEnzyme-Linked Immunosorbent AssayExtracellular MatrixHumansHydrogel, Polyethylene Glycol DimethacrylateIntercellular Signaling Peptides and Proteins

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