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Plasma treatment induces internal surface modifications of electrospun poly(L-lactic) acid scaffold to enhance protein coating
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10.1063/1.4818914
/content/aip/journal/jap/114/7/10.1063/1.4818914
http://aip.metastore.ingenta.com/content/aip/journal/jap/114/7/10.1063/1.4818914
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Figures

Image of FIG. 1.
FIG. 1.

To confirm the effects of plasma treatment, trypan blue solution was dropped onto the PLLA scaffold: (a) untreated PLLA scaffold, (b) 10 min plasma-treated PLLA scaffold.

Image of FIG. 2.
FIG. 2.

SEM images of PLLA electrospun scaffold. (a), (e) untreated scaffold; (b), (f) 30 s plasma-treated scaffold; (c), (g) 5 min plasma-treated scaffold; and (d), (h) 10 min plasma-treated scaffold.

Image of FIG. 3.
FIG. 3.

XPS spectra of (a) untreated PLLA scaffold and (b) 10 min He-APGD plasma treated PLLA scaffold.

Image of FIG. 4.
FIG. 4.

Confocal microscopy images of PLLA electrospun scaffold. (a) Untreated scaffold, (b) 30 s plasma-treated scaffold, (c) 5 min plasma-treated scaffold, (d) 10 min plasma-treated scaffold (-axis: 1.2 mm, -axis: 1.2 mm, -axis: 600 m).

Image of FIG. 5.
FIG. 5.

Potential nitrogen grafting reactions occurring in the PLLA scaffold with helium gaseous atmospheric pressure plasma treatment.

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/content/aip/journal/jap/114/7/10.1063/1.4818914
2013-08-21
2014-04-21
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Plasma treatment induces internal surface modifications of electrospun poly(L-lactic) acid scaffold to enhance protein coating
http://aip.metastore.ingenta.com/content/aip/journal/jap/114/7/10.1063/1.4818914
10.1063/1.4818914
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