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Formulación y evaluación de hidrogel a base de extracto de etanol de propóleo brasileño para promover la
Huanglin Huo1, Zhenhua Zhou1, Rongxiang Guo2
1The First Affiliated Hospital of Guangdong Pharmaceutical University, MOE Key Laboratory of Glucolipid Metabolic Disorder, Guangdong Provincial TCM Key Laboratory for Metabolic Diseases, Traditional Chinese Medicine Research Institute (Guangdong Provincial Research Center of Integration of Traditional Chinese Medicine and Western Medicine in Metabolic Diseases), Guangdong Pharmaceutical University, Guangzhou, 510006, China.
BMC biotechnology
|February 21, 2026
Resumen
Un nuevo vendaje de hidrogel, EEP / PS, trata eficazmente las heridas diabéticas al reducir la inflamación, combatir la infección y promover la curación. Este biomaterial es prometedor para el cuidado avanzado de heridas diabéticas.
Área de la Ciencia:
- Ciencia de los Biomateriales Ciencia de los Biomateriales.
- Curación de heridas y curación de heridas.
- La Medicina Regenerativa es una Medicina Regenerativa.
Sus antecedentes:
- Las heridas diabéticas representan un desafío clínico significativo debido a la inflamación, el riesgo de infección y la mala formación de vasos sanguíneos (angiogénesis).
- Los tratamientos existentes a menudo no logran abordar el complejo microambiente de estas heridas de manera efectiva.
Objetivo del estudio:
- Desarrollar y evaluar un vendaje de hidrogel multifuncional (EEP/PS) para el tratamiento de heridas diabéticas.
- Para evaluar las propiedades del hidrogel, incluidas las capacidades antioxidantes, antiinflamatorias, antibacterianas y pro curativas.
Principales métodos:
- Se sintetizó un aderezo de hidrogel (EEP / PS) utilizando pullulan, extracto etanólico de propóleo brasileño y alcohol polivinílico.
- Los estudios in vitro evaluaron los efectos antioxidantes, antiinflamatorios (regulación a la baja de las citocinas) y antibacterianos (contra E. coli, S. aureus).
- Los estudios in vivo utilizaron un modelo de rata diabética para evaluar el cierre de la herida, la reepitelización, la deposición de colágeno, la angiogénesis y la inflamación.
Principales resultados:
- EEP / PS demostró una estructura porosa, buenas propiedades mecánicas, estabilidad térmica y liberación sostenida.
- El hidrogel exhibió una potente actividad antioxidante, mejoró la migración celular y suprimió las citoquinas proinflamatorias clave (TNF-α, IL-6, IL-1β).
- EEP / PS aceleró el cierre de la herida diabética al promover los mecanismos de curación y reducir la inflamación, mostrando hemostasis y biocompatibilidad.
Conclusiones:
- El vendaje multifuncional de hidrogel EEP / PS muestra un potencial significativo para el tratamiento de heridas diabéticas.
- Sus propiedades combinadas abordan desafíos clave en la curación de heridas diabéticas, lo que indica fuertes perspectivas de traducción para su aplicación clínica.
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