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ORIGINAL RESEARCH

Screening of Adapalene Microsponges Fabrication Parameters with Insight on the In vitro Biological Effectiveness

ORCID Icon, ORCID Icon, ORCID Icon, & ORCID Icon
Pages 3847-3864 | Received 25 Jul 2022, Accepted 18 Oct 2022, Published online: 05 Dec 2023

Figures & data

Table 1 Investigated Variables in Plackett-Burman Experimental Design

Table 2 Composition of Adapalene Loaded Microsponges and the Observed Values of the Dependent Responses

Figure 1 Continued.

Figure 1 Continued.

Figure 1 Continued.

Figure 1 Continued.

Figure 1 The SEM images of F1 to F12, where 1A to 12A showing images of the field and 1B to 12B showing images of a single microsponge particle.

Figure 1 The SEM images of F1 to F12, where 1A to 12A showing images of the field and 1B to 12B showing images of a single microsponge particle.

Table 3 Statistical Analysis of Variance (ANOVA) of the Responses (Y1−Y4)

Figure 2 Three-dimensional (3D) of Plackett Burman design generated response surface plots of: (A) entrapment efficiency percentages in terms of DF, (B) production yield percentage in terms of DF, (C) particle size in terms of AF, and (D) morphology in terms of AC. The change in colour from blue-green-red indicates increase in response value.

Figure 2 Three-dimensional (3D) of Plackett Burman design generated response surface plots of: (A) entrapment efficiency percentages in terms of DF, (B) production yield percentage in terms of DF, (C) particle size in terms of AF, and (D) morphology in terms of AC. The change in colour from blue-green-red indicates increase in response value.

Table 4 In vitro Cytotoxicity Results on Different Cell Lines

Figure 3 Cytotoxicity profile of the free ADA, ADA-MS-EC and ADA-MS-EUD against A431 and M10 cell lines.

Figure 3 Cytotoxicity profile of the free ADA, ADA-MS-EC and ADA-MS-EUD against A431 and M10 cell lines.

Figure 4 Cell viability assay after UVA irradiation and exposure to different concentrations of Adapalene in form of the free ADA, ADA-MS-EC and ADA-MS-EUD against HFB-4 cell line. Results were compared for each concentration using one-way ANOVA followed by Tukey’s post hoc test. ap < 0.0005 compared with respective ADA relative cell viability percent, bp < 0.0001 compared with respective ADA-MS-EUD relative cell viability percent.

Figure 4 Cell viability assay after UVA irradiation and exposure to different concentrations of Adapalene in form of the free ADA, ADA-MS-EC and ADA-MS-EUD against HFB-4 cell line. Results were compared for each concentration using one-way ANOVA followed by Tukey’s post hoc test. ap < 0.0005 compared with respective ADA relative cell viability percent, bp < 0.0001 compared with respective ADA-MS-EUD relative cell viability percent.

Figure 5 Minimum inhibitory concentration determination after exposure to different concentrations of ADA, ADA-MS-EC and ADA-MS-EUD against P. acne.

Figure 5 Minimum inhibitory concentration determination after exposure to different concentrations of ADA, ADA-MS-EC and ADA-MS-EUD against P. acne.