Investigating Manuka Honey Antibacterial Properties When Incorporated into Cryogel, Hydrogel, and Electrospun Tissue Engineering Scaffolds

Honey is well-known for its wound healing capability and Manuka honey (MH) contains a unique Manuka factor, providing an additional antibacterial agent. Previously, there has not been a practical way to apply MH to a wound site, which renders treatment for an extended period extremely difficult. Tis...

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Main Authors: Katherine R. Hixon, Savannah J. Bogner, Gabriela Ronning-Arnesen, Blythe E. Janowiak, Scott A. Sell
Format: Article
Language:English
Published: MDPI AG 2019-04-01
Series:Gels
Subjects:
Online Access:https://www.mdpi.com/2310-2861/5/2/21
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author Katherine R. Hixon
Savannah J. Bogner
Gabriela Ronning-Arnesen
Blythe E. Janowiak
Scott A. Sell
author_facet Katherine R. Hixon
Savannah J. Bogner
Gabriela Ronning-Arnesen
Blythe E. Janowiak
Scott A. Sell
author_sort Katherine R. Hixon
collection DOAJ
description Honey is well-known for its wound healing capability and Manuka honey (MH) contains a unique Manuka factor, providing an additional antibacterial agent. Previously, there has not been a practical way to apply MH to a wound site, which renders treatment for an extended period extremely difficult. Tissue-engineered scaffolds offer an alternative treatment method to standard dressings by providing varying geometries to best treat the specific tissue. MH was incorporated into cryogels, hydrogels, and electrospun scaffolds to assess the effect of scaffold geometry on bacterial clearance and adhesion, as well as cellular adhesion. Electrospun scaffolds exhibited a faster release due to the nanoporous fibrous geometry which led to a larger partial bacterial clearance as compared to the more three-dimensional cryogels (CG) and hydrogels (HG). Similarly, the fast release of MH from the electrospun scaffolds resulted in reduced bacterial adhesion. Overall, the fast MH release of the electrospun scaffolds versus the extended release of the HG and CG scaffolds provides differences in cellular/bacterial adhesion and advantages for both short and long-term applications, respectively. This manuscript provides a comparison of the scaffold pore structures as well as bacterial and cellular properties, providing information regarding the relationship between varying scaffold geometry and MH efficacy.
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spelling doaj.art-177a847ad7984e79a8b087b32d9954ce2022-12-22T01:48:27ZengMDPI AGGels2310-28612019-04-01522110.3390/gels5020021gels5020021Investigating Manuka Honey Antibacterial Properties When Incorporated into Cryogel, Hydrogel, and Electrospun Tissue Engineering ScaffoldsKatherine R. Hixon0Savannah J. Bogner1Gabriela Ronning-Arnesen2Blythe E. Janowiak3Scott A. Sell4Department of Biomedical Engineering, Parks College of Engineering, Aviation, and Technology, Saint Louis University, St. Louis, MO 63103, USADepartment of Biomedical Engineering, Parks College of Engineering, Aviation, and Technology, Saint Louis University, St. Louis, MO 63103, USADepartment of Biomedical Engineering, Parks College of Engineering, Aviation, and Technology, Saint Louis University, St. Louis, MO 63103, USADepartment of Biology, Saint Louis University, St. Louis, MO 63110, USADepartment of Biomedical Engineering, Parks College of Engineering, Aviation, and Technology, Saint Louis University, St. Louis, MO 63103, USAHoney is well-known for its wound healing capability and Manuka honey (MH) contains a unique Manuka factor, providing an additional antibacterial agent. Previously, there has not been a practical way to apply MH to a wound site, which renders treatment for an extended period extremely difficult. Tissue-engineered scaffolds offer an alternative treatment method to standard dressings by providing varying geometries to best treat the specific tissue. MH was incorporated into cryogels, hydrogels, and electrospun scaffolds to assess the effect of scaffold geometry on bacterial clearance and adhesion, as well as cellular adhesion. Electrospun scaffolds exhibited a faster release due to the nanoporous fibrous geometry which led to a larger partial bacterial clearance as compared to the more three-dimensional cryogels (CG) and hydrogels (HG). Similarly, the fast release of MH from the electrospun scaffolds resulted in reduced bacterial adhesion. Overall, the fast MH release of the electrospun scaffolds versus the extended release of the HG and CG scaffolds provides differences in cellular/bacterial adhesion and advantages for both short and long-term applications, respectively. This manuscript provides a comparison of the scaffold pore structures as well as bacterial and cellular properties, providing information regarding the relationship between varying scaffold geometry and MH efficacy.https://www.mdpi.com/2310-2861/5/2/21Manuka honeytissue engineeringscaffoldselectrospun scaffoldshydrogelscryogels
spellingShingle Katherine R. Hixon
Savannah J. Bogner
Gabriela Ronning-Arnesen
Blythe E. Janowiak
Scott A. Sell
Investigating Manuka Honey Antibacterial Properties When Incorporated into Cryogel, Hydrogel, and Electrospun Tissue Engineering Scaffolds
Gels
Manuka honey
tissue engineering
scaffolds
electrospun scaffolds
hydrogels
cryogels
title Investigating Manuka Honey Antibacterial Properties When Incorporated into Cryogel, Hydrogel, and Electrospun Tissue Engineering Scaffolds
title_full Investigating Manuka Honey Antibacterial Properties When Incorporated into Cryogel, Hydrogel, and Electrospun Tissue Engineering Scaffolds
title_fullStr Investigating Manuka Honey Antibacterial Properties When Incorporated into Cryogel, Hydrogel, and Electrospun Tissue Engineering Scaffolds
title_full_unstemmed Investigating Manuka Honey Antibacterial Properties When Incorporated into Cryogel, Hydrogel, and Electrospun Tissue Engineering Scaffolds
title_short Investigating Manuka Honey Antibacterial Properties When Incorporated into Cryogel, Hydrogel, and Electrospun Tissue Engineering Scaffolds
title_sort investigating manuka honey antibacterial properties when incorporated into cryogel hydrogel and electrospun tissue engineering scaffolds
topic Manuka honey
tissue engineering
scaffolds
electrospun scaffolds
hydrogels
cryogels
url https://www.mdpi.com/2310-2861/5/2/21
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