Potential of Polarized PVDF/Carbon Nanotube Nanocomposite Scaffolds for Cell Growth
- PDF / 346,945 Bytes
- 6 Pages / 432 x 648 pts Page_size
- 16 Downloads / 176 Views
3RWHQWLDORI3RODUL]HG39')&DUERQ1DQRWXEH1DQRFRPSRVLWH6FDIIROGVIRU&HOO*URZWK -XQ@ 7KHVH WZR FRQIRUPDWLRQV αSKDVH DQG β SKDVH DUHE\IDUWKHPRVWJHQHUDODQGLPSRUWDQWRQHV,QWKH7*7öFRQIRUPDWLRQWKHαSKDVH FDQ EH GHVFULEHG DV QRQSRODU QRQSLH]RHOHFWULF QRQS\URHOHFWULF 2Q WKH RWKHU KDQG WKH β SKDVHKDVDOORILWVGLSROHVDOLJQHGLQWKHVDPHGLUHFWLRQQRUPDOWRWKHFKDLQD[LV7KHPROHFXODU GLSROHVLQWKHβSKDVHDUHWKXVHQWLUHO\DOLJQHGLQRQHGLUHFWLRQWKLVFU\VWDOIRUPFDQWKHUHIRUH JHQHUDWHWKHODUJHVWVSRQWDQHRXVSRODUL]DWLRQDQGH[KLELWVVWURQJIHUURHOHFWULFDQGSLH]RHOHFWULF SURSHUWLHV>@ ,W LV QRW HDV\ WR REWDLQ 39') FRQVLVWLQJ RI HQWLUHO\ β−SKDVH FU\VWDOV ,Q DOO WUDQV39')WKHRYHUODSSLQJRIQHLJKERULQJIOXRULQHDWRPVRFFXUVEHFDXVHWKHGLDPHWHURIWKH IOXRULQHDWRPQP LVVOLJKWO\ODUJHUWKDQWKHVSDFHSURYLGHGE\DQDOOWUDQVFDUERQFKDLQ QP >@ 7R GLPLQLVK WKLV RYHUODS &) JURXSV DUH WLOWHG WR WKH ULJKW DQG OHIW UHODWLYH WR WKHLU RULJLQDO FRQIRUPDWLRQ>@ 7KLV GHIOHFWLRQ RI &) JURXSV FRQYHUWV WKH DOOWUDQV IRUP β
15
IRUP LQWR7*7öαIRUP RU777*777öγIRUP +HQFHWKHαSKDVHLVPRUHHDVLO\IRUPHG WKDQ WKH βSKDVH XQGHU QRUPDO FLUFXPVWDQFHV βSKDVH IRUPDWLRQ FDQ EH DFFRPSOLVKHG YLD D FU\VWDOSKDVHWUDQVLWLRQIURPWKHαSKDVH>@7KHPRVWFRPPRQWHFKQLTXHIRUREWDLQLQJSRODUβ 39')LQYROYHVPHFKDQLFDOH[WHQVLRQGUDZLQJ DQGHOHFWULFDOSROLQJ>@0HFKDQLFDOGUDZLQJ HQDEOHV WKH WUDQVLWLRQ RI WKH RULJLQDO VSKHUXOLWLF VWUXFWXUH LQWR D FU\VWDO DUUD\ LQ ZKLFK WKH PROHFXOHVDUHIRUFHGLQWRWKHLUPRVWH[WHQGHGFRQIRUPDWLRQSRODUβSKDVH 7KHDSSOLFDWLRQRI DQHOHFWULFILHOGRQERWKVLGHVRIWKH39')HOHFWUHWVSROLQJ DOVRUHVXOWVLQWKHRULHQWDWLRQRIWKH FU\VWDOOLWH SRODU D[LV DORQJ WKH ILHOG GLUHFWLRQ WR PDNH WKH βSKDVH >@ 5HFHQW DGGLWLRQV WR WHFKQLTXHVIRUWKHFRQYHUVLRQRIαSKDVHDUHWKHXVHRIEOHQGLQJZLWKQDQRILOOHUVRQHRIZKLFK UHFHQWO\ WULHG DV D QDQRILOOHU LV WKH FDUERQ QDQRWXEHV &17V >@ 2QFH ZHOO GLVSHUVHG 39')&17FRPSRVLWHVGLVSOD\HGUHPDUNDEO\HQKDQFHGSLH]RHOHFWULFSURSHUWLHV ,QWKHSUHVHQWVWXG\ZHH[DPLQHGWKHIRUPDWLRQRIWKHβSKDVHLQ39')VXEMHFWHGWRWKH HOHFWURVSLQQLQJ SURFHVV DV ZHOO DV WKH PHFKDQLFDOHOHFWULFDO SURFHVV IRU WKH FKDQJHV LQ IHUURHOHFWULFDQGSLH]RHOHFWULFSURSHUWLHV>@$OVRWKHIHUURHOHFWULFUHVSRQVHGXHWRWKHβ−SKDVH ZDV H[SORLWHG IRU ELRPHGLFDO DSSOLFDWLRQV VLQFH LW ZDV UHSRUWHG WKDW α− DQG β− SKDVH 39') ILOPV H[HUW GLIIHUHQW LQIOXHQFH RQ FHOO JURZWK EHKDYLRU>@ 7KH SRODUL]DWLRQ RI 39') QDQRFRPSRVLWHILOPVDQGLWVHIIHFWVRQWKHFHOOXODUJURZWKDUHLQYHVWLJDWHG (;3(5,0(17 0DWHULDOV 7KH SRO\PHU XVHG LQ RXU VWXG\ ZDV VHPLFU\VWDOOLQH SRO\YLQ\OLGHQH IOXRULGH .\QDU$WRILQD KDYLQJDQXPEHUDYHUDJHPROHFXODUZHLJKWRI['D>@0:&17V SXULW\!DYHUDJHGLDPHWHU
Data Loading...