Effects of Botulinum Toxin A on Patient-Specific Keloid Fibroblasts In Vitro

Haubner, Frank and Leyh, Michaela and Ohmann, Elisabeth and Sadick, Haneen and Gassner, Holger G. (2014) Effects of Botulinum Toxin A on Patient-Specific Keloid Fibroblasts In Vitro. LARYNGOSCOPE, 124 (6). pp. 1344-1351. ISSN 0023-852X, 1531-4995

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Abstract

Objectives/Hypothesis: To test whether therapeutic effects of botulinum toxin A on patient-specific keloid tissue can be reproduced on the cellular level. Specifically, effects on cell proliferation and expression of growth factors and cytokines relevant for wound healing were to be tested. Study Design: Experimental study including patient specific cell cultures of keloids. Methods: Patient-specific keloid tissue was tested in a cell culture model for effects of botulinum toxin incubation on cell proliferation and expression of the following cytokines and growth factors: IL-6 (interleukin-6), VEGF (vascular endothelial growth factor), TGF-beta (transforming growth factor-beta). Results: None of the tested parameters of human keloid tissue were affected by botulinum toxin A incubation. Conclusion: The present study does not add evidence to suggest a significant therapeutic role of botulinum toxin injections for the treatment of keloids.

Item Type: Article
Uncontrolled Keywords: FACIAL WOUNDS; SCARS; GENE; IL-6; MICE; PATHOGENESIS; MANAGEMENT; PRIMATES; THERAPY; MODEL; Keloids; fibroblasts; botulinum toxin; cytokines
Subjects: 600 Technology > 610 Medical sciences Medicine
Divisions: Medicine > Lehrstuhl für Hals-Nasen-Ohren-Heilkunde
Depositing User: Dr. Gernot Deinzer
Date Deposited: 28 Oct 2019 09:50
Last Modified: 28 Oct 2019 09:50
URI: https://pred.uni-regensburg.de/id/eprint/10063

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