Evidence map›Paper›PMID 25068325›Full record

ArticlePlastic and reconstructive surgery2014

Studies in fat grafting: Part III. Fat grafting irradiated tissue--improved skin quality and decreased fat graft retention.

Rebecca M Garza, Kevin J Paik, Michael T Chung, Dominik Duscher, Geoffrey C Gurtner, Michael T Longaker, Derrick C Wan

Registry-linked trialOpen access · greenAbstract readEvaluation Study
In one paragraph

Article in Plastic and reconstructive surgery, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT07037576 (Efficacy and Safety of Prepectoral Prosthesis Immediate One-Stage Breast Reconstruction Versus Two-Stage Expander/Prosthesis Reconstruction in Postoperative Adjuvant Radiotherapy Breast Cancer Patients), which is not on this map. Cited by 63 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
63citing papers in PubMed, 4 pooled it
9.9field-weighted citation impact, top 1% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

NCT07037576 recruitingnot on this mapstarted 2025, after this paper: background citation

Efficacy and Safety of Prepectoral Prosthesis Immediate One-Stage Breast Reconstruction Versus Two-Stage Expander/Prosthesis Reconstruction in Postoperative Adjuvant Radiotherapy Breast Cancer Patients: A Prospective, Single-Center, Cohort Study

TypeobservationalSponsorHenan Cancer HospitalRan2025 to 2028Enrolled104ConditionsBreast Cancer PatientsArmsBreast Reconstruction Surgery
3 · Its place in the literature

Who cites it

63 citing papers in PubMed, 4 syntheses or guidelines pooled it, 141 citations in OpenAlex.

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3 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors at 2 institutions in 2 countries.

Rebecca M GarzaStanford, Calif. From the Hagey Laboratory for Pediatric Regenerative Medicine, Plastic and Reconstructive Surgery Division, Department of Surgery, Stanford University School of Medicine; and the Institute for Stem Cell Biology and Regenerative Medicine, Stanford University.
Kevin J Paik
Michael T Chung
Dominik Duscher
Geoffrey C Gurtner
Michael T Longaker
Derrick C Wan
Institute for Stem Cell Biology and Regenerative Medicine · INStanford University · US

Funding

Induced pluripotent stem cells in the understanding and treatment of heart diseaseU01HL099776 · NHLBI · STANFORD UNIVERSITY · PI LONGAKER, MICHAEL T, WU, JOSEPH C. · 2009 to 2015
$8.2M
Calvarial Regeneration using Biomatrix-Encapsulated Skeletal ProgenitorsRC2DE020771 · NIDCR · STANFORD UNIVERSITY · PI BARRON, ANNELISE EMILY, LONGAKER, MICHAEL T · 2009 to 2010
$2.1M
Osteogenic Enrichment of Adipose Derived Stromal CellsR01DE021683 · NIDCR · STANFORD UNIVERSITY · PI GURTNER, GEOFFREY C, LONGAKER, MICHAEL T · 2012 to 2016
$2.0M
NHLBI NIH HHS U01 HL099776NIDCR NIH HHS R01 DE021683NIDCR NIH HHS R01 DE021683-01NIDCR NIH HHS RC2 DE020771
6 · The paper itself

Abstract

backgroundFollowing radiation therapy, skin becomes fibrotic and can present a difficult problem for reconstructive surgeons. There is an increasing belief that fat grafting under irradiated skin can reverse the damage caused by radiation. The present study evaluated the effect of fat grafting on irradiated skin, along with fat graft quality and retention rates in irradiated tissue.

methodsNine adult Crl:NU-Foxn1 CD-1 mice underwent 30-Gy external beam irradiation of the scalp. Four weeks after irradiation, scalp skin from irradiated and nonirradiated mice was harvested and compared histologically for dermal thickness, collagen content, and vascular density. Human fat grafts were then injected in the subcutaneous plane of the scalp. Skin assessment was performed in the irradiated group at 2 and 8 weeks after grafting, and fat graft retention was measured at baseline and every 2 weeks up to 8 weeks after grafting using micro-computed tomography. Finally, fat graft samples were explanted at 8 weeks, and quality scoring was performed.

resultsFat grafting resulted in decreased dermal thickness, decreased collagen content, and increased vascular density in irradiated skin. Computed tomographic analysis revealed significantly decreased fat graft survival in the irradiated group compared with the nonirradiated group. Histologic scoring of explanted fat grafts demonstrated no difference in quality between the irradiated and nonirradiated groups.

conclusionsFat grafting attenuates dermal collagen deposition and vessel depletion characteristic of radiation fibrosis. Although fat graft retention rates are significantly lower in irradiated than in nonirradiated tissue, the quality of retained fat between the groups is similar.

Indexed as

AdultAnimalsFemaleGraft SurvivalHumansMiceOutcome Assessment, Health CareScalpSkinSubcutaneous FatTomography, X-Ray Computed

Identifiers

PMID25068325
PMCPMC4116637
OpenAlexW2042162486

What OpenQuestion holds

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Registered trials

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.