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Morphological characterization of the resulting electrospun mats by SEM. (A–C) Bare PCL NFs; (D–F) CAR-loaded PCL NFs; (G–I) THY-loaded PCL NFs; (J, K) picture of electrospun NFs. Scale bar in the left column: 10 μm; scale bar in the center column 5 μm. CAR, carvacrol; NF, nanofiber; PCL, polycaprolactone; SEM, scanning electron microscopy; THY, thymol. Color images are available online.
