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Nanofibrous membranes loaded with bupivacaine and carica papaya extract for pain management and wound healing in postoperative wounds

Aiqin Zhang

Aiqin Zhang

Department of Anesthesiology, Gansu Third People’s HospitalLanzhou, China
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Zhang, Aiqin
, 
Shaik Althaf Hussain

Shaik Althaf Hussain

Department of Zoology, College of Science, King Saud UniversityRiyadh, Saudi Arabia
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Hussain, Shaik Althaf
, 
Turki Mayudh Alrubie

Turki Mayudh Alrubie

Department of Zoology, College of Science, King Saud UniversityRiyadh, Saudi Arabia
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Alrubie, Turki Mayudh
 and 
Rong Jiang

Rong Jiang

Department of Anesthesiology, Ankang Central HospitalAnkang, China
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Jiang, Rong
  
Sep 04, 2024
Nanofibrous membranes loaded with bupivacaine and carica papaya extract for pain management and wound healing in postoperative wounds's Cover Image
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Published Online: Sep 04, 2024
Page range: 143 - 159
Received: Mar 18, 2024
Accepted: May 22, 2024
DOI: https://doi.org/10.2478/msp-2024-0019
Keywords
© 2024 Aiqin Zhang et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Fig. 1.

Schematic illustration representing the fabrication process of BUPCPEPCLPVA and PCLPVA scaffolds
Schematic illustration representing the fabrication process of BUPCPEPCLPVA and PCLPVA scaffolds

Fig. 2.

SEM images of (A) BUPCPEPCLPVA and (B) PCLPVA
SEM images of (A) BUPCPEPCLPVA and (B) PCLPVA

Fig. 3.

Release of bupivacaine and carica papaya extract from the matrix of BUPCPEPCLPVA scaffolds over the course of 48 hour
Release of bupivacaine and carica papaya extract from the matrix of BUPCPEPCLPVA scaffolds over the course of 48 hour

Fig. 4.

Radical scavenging activity of BUPCPEPCLPVA and PCLPVA scaffolds compared with ascorbic acid as the control group, * shows p-value < 0.05
Radical scavenging activity of BUPCPEPCLPVA and PCLPVA scaffolds compared with ascorbic acid as the control group, * shows p-value < 0.05

Fig. 5.

MTT assay with L929 cells cultured on BUPCPEPCLPVA and PCLPVA scaffolds compared with the cells cultured on tissue culture plate as the control group
MTT assay with L929 cells cultured on BUPCPEPCLPVA and PCLPVA scaffolds compared with the cells cultured on tissue culture plate as the control group

Fig. 6.

Concentrations of TNF-a and IL-6 in the supernatant of RAW 264.7 murine macrophage cells cultured on BUPCPEPCLPVA and PCLPVA scaffolds, * shows p-value < 0.05
Concentrations of TNF-a and IL-6 in the supernatant of RAW 264.7 murine macrophage cells cultured on BUPCPEPCLPVA and PCLPVA scaffolds, * shows p-value < 0.05

Fig. 7.

In vitro wound closure assessment with L929 cells cultured with (A) BUPCPEPCLPVA scaffolds extract, (B) PCLPVA scaffolds’ extract, (C) normal culture media as the control group, * shows p-value < 0.05
In vitro wound closure assessment with L929 cells cultured with (A) BUPCPEPCLPVA scaffolds extract, (B) PCLPVA scaffolds’ extract, (C) normal culture media as the control group, * shows p-value < 0.05

Fig. 8.

MTT assay with L929 fibroblast cells cultured with the extract of BUPCPEPCLPVA and PCLPVA scaffolds under oxidative stress induced by 1% H2O2, * shows p-value < 0.05
MTT assay with L929 fibroblast cells cultured with the extract of BUPCPEPCLPVA and PCLPVA scaffolds under oxidative stress induced by 1% H2O2, * shows p-value < 0.05

Fig. 9.

Wound closure study of wounds treated with BUPCPEPCLPVA and PCLPVA wound dressings on days 7 and 14 after wounding, * shows p-value < 0.05
Wound closure study of wounds treated with BUPCPEPCLPVA and PCLPVA wound dressings on days 7 and 14 after wounding, * shows p-value < 0.05

Fig. 10.

Hematoxylin and Eosin (H&E) and Masson’s Trichrome (MT) staining images of wounds treated with (A) BUPCPEPCLPVA, (B) PCLPVA, and (C) control groups
Hematoxylin and Eosin (H&E) and Masson’s Trichrome (MT) staining images of wounds treated with (A) BUPCPEPCLPVA, (B) PCLPVA, and (C) control groups

Fig. 11.

Histomorphometric studies acquired from histopathological staining images in wounds treated with different wound dressings, * shows p-value < 0.05
Histomorphometric studies acquired from histopathological staining images in wounds treated with different wound dressings, * shows p-value < 0.05

Fig. 12.

Latency time for painful stimuli in wounds treated with BUPCPEPCLPVA and PCLPVA wound dressings compared with non-treated wounds as the control, * shows p-value < 0.05
Latency time for painful stimuli in wounds treated with BUPCPEPCLPVA and PCLPVA wound dressings compared with non-treated wounds as the control, * shows p-value < 0.05

Fig. 13.

ELISA assay results in wound tissues treated with BUPCPEPCLPVA and PCLPVA wound dressings at the end of the 14th day post-wounding, respectively
ELISA assay results in wound tissues treated with BUPCPEPCLPVA and PCLPVA wound dressings at the end of the 14th day post-wounding, respectively
Language:
English
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Journal Subjects:
Materials Sciences, Materials Sciences, other, Nanomaterials, Functional and Smart Materials, Materials Characterization and Properties
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