Fig. 4 | Scientific Reports

Fig. 4

From: A bilayered microneedle patch loaded with methotrexate and dexamethasone for transdermal treatment of psoriasis

Fig. 4The alternative text for this image may have been generated using AI.

The inhibitory effect of MTX@DXM-MN on TNF-α-induced HaCaT cells in vitro. (A)Cell viability after 48 h after co-culture of various patch with HaCaT cells. (B) Calcein-AM/PI staining results after co-culture of various patch with HaCaT cells. Scale bar: 50 μm. (C) Hemolysis test of different concentrations of MTX@DXM-MN. The positive control was water, and the negative control was PBS. (D-E) Representative EDU cell images and positive value-added rate after 3 days of co-culture of various patch with HaCaT cells. Scale bar: 50 μm. (F-G) Representative HaCaT cell images and migration rate after 24 h of co-culture of various patch with HaCaT cells. Scale bar: 50 μm. Data is presented as mean ± SEM. *p < 0.05; **p < 0.01; ***p < 0.001; ns, not significant. One-way ANOVA with Tukey’s multiple comparisons test in (E and G). Scale bars are indicated. Data are representative of three independent experiments.

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