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Oleanolic Acid Complexation with Cyclodextrins Improves Its Cell Bio-Availability and Biological Activities for Cell
Javier Stelling-Férez1,2, Santiago López-Miranda1, José Antonio Gabaldón1
1Department of Nutrition and Food Technology, Health Sciences PhD Program, Universidad Católica de San Antonio Murcia (UCAM), Campus de los Jerónimos n°135, Guadalupe, 30107 Murcia, Spain.
International Journal of Molecular Sciences
|October 14, 2023
Summary
Cyclodextrins (CDs) offer a superior alternative to dimethyl sulfoxide (DMSO) for delivering oleanolic acid (OA) in wound healing research. Encapsulated OA enhances cell migration and viability compared to OA/DMSO formulations.
Area of Science:
- Biochemistry
- Pharmacology
- Cell Biology
Background:
- Wound healing is a complex biological process essential for tissue repair.
- Plant-derived compounds like oleanolic acid (OA) show promise for stalled wound healing.
- Oleanolic acid's poor aqueous solubility limits its therapeutic application, often requiring dimethyl sulfoxide (DMSO).
Purpose of the Study:
- To evaluate cyclodextrins (CDs) as an alternative delivery system for oleanolic acid (OA).
- To compare the efficacy of cyclodextrin-encapsulated OA with OA/DMSO formulations.
- To assess the impact on cell migration, viability, and cytoskeletal organization.
Main Methods:
- Preparation and characterization of cyclodextrin-encapsulated oleanolic acid.
- Comparative analysis of chemical stability between encapsulated OA and OA/DMSO.
- In vitro assessment of cell migration, viability, and cytoskeletal dynamics.
Main Results:
- Cyclodextrin encapsulation significantly improved the chemical stability of oleanolic acid.
- OA-encapsulated compounds demonstrated enhanced cell migration compared to OA/DMSO.
- Preservation of cell viability was superior with the cyclodextrin-encapsulated formulation.
Conclusions:
- Cyclodextrins provide an effective and advantageous delivery system for oleanolic acid in wound healing applications.
- This approach overcomes the solubility limitations of OA, offering better therapeutic potential than DMSO.
- Further research into CD-encapsulated OA could lead to improved wound care strategies.
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