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CELTPLUS Fat Increases the Metabolic Activity as Well as the SVF-Yield Significantly When Compared to CELT Fat, Even After Cryopreservation with DMSO
Schimanski, Tom, Prantl, Lukas
, Eigenberger, Andreas
, Felthaus, Oliver
, Loucas, Rafael, Utpatel, Kirsten
und Steer, Kerstin
(2025)
CELTPLUS Fat Increases the Metabolic Activity as Well as the SVF-Yield Significantly When Compared to CELT Fat, Even After Cryopreservation with DMSO.
Cells 14 (16), S. 1270.
Veröffentlichungsdatum dieses Volltextes: 25 Aug 2025 08:53
Artikel
DOI zum Zitieren dieses Dokuments: 10.5283/epub.77575
Zusammenfassung
Lipofilling has far more applications than cosmetic surgery alone. Due to its high content of stromal vascular fraction (SVF) cells, lipoaspirate can also be used to treat wounds, as its cellular components may accelerate wound healing. Using our CELTPLUS protocol, we can increase the number of SVF cells per volume. Unfortunately, some patients require more than one treatment to achieve an ...
Lipofilling has far more applications than cosmetic surgery alone. Due to its high content of stromal vascular fraction (SVF) cells, lipoaspirate can also be used to treat wounds, as its cellular components may accelerate wound healing. Using our CELTPLUS protocol, we can increase the number of SVF cells per volume. Unfortunately, some patients require more than one treatment to achieve an optimal outcome, but would unnecessarily suffer from repeated liposuction. Therefore, our objective was to test whether cryopreserving CELTPLUS fat could offer a solution, potentially avoiding the need for repeated liposuction procedures. DMSO was used as a cryoprotective agent for proof-of-principle testing, although other non-toxic cryoprotective agents should be considered in the future. The rest of our freezing protocol is a clinically friendly attempt to facilitate the translation into clinical practice. We tested the cryopreserved tissue using histological evaluation, metabolism measurement, SVF cell yield estimation, PCRs from both whole tissue and from cultured SVF cells, and Oil Red “O” staining. We found that freezing CELTPLUS fat with DMSO yields better results than without cryoprotection in all evaluated methods. Until non-toxic cryoprotective agents are tested on CELTPLUS fat, we do not recommend initiating animal or human testing.
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Details
| Dokumentenart | Artikel | ||||
| Titel eines Journals oder einer Zeitschrift | Cells | ||||
| Verlag: | MDPI | ||||
|---|---|---|---|---|---|
| Band: | 14 | ||||
| Nummer des Zeitschriftenheftes oder des Kapitels: | 16 | ||||
| Seitenbereich: | S. 1270 | ||||
| Datum | 17 August 2025 | ||||
| Institutionen | Medizin > Zentren des Universitätsklinikums Regensburg > Zentrum für Plastische-, Hand- und Wiederherstellungschirurgie | ||||
| Identifikationsnummer |
| ||||
| Stichwörter / Keywords | adipose tissue; stromal vascular fraction; extracellular matrix; cryopreservation; DMSO; CELT; CELTPLUS | ||||
| Dewey-Dezimal-Klassifikation | 600 Technik, Medizin, angewandte Wissenschaften > 610 Medizin | ||||
| Status | Veröffentlicht | ||||
| Begutachtet | Ja, diese Version wurde begutachtet | ||||
| An der Universität Regensburg entstanden | Ja | ||||
| URN der UB Regensburg | urn:nbn:de:bvb:355-epub-775751 | ||||
| Dokumenten-ID | 77575 |
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