Atomic Force Microscopy Characterization of DNA Deposited on Mica Surfaces¡GConformation Study and Interaction with Type I Topoisomerase
Abstract (Summary)
ì¤l¤OÅã·LÃè(AFM)¯à¦b®ð¬Û¡B¯uªÅ¡B¤Î±µªñ¥Í²z±ø¥óªº²G¬Û¤¤ª½±µ¶i¦æªí±³æ¤À¤lªºÆ[´ú¡C¦ý¼Ë«~¤À¤l³Q©T©w«á¡A¨äµ²ºc¬O§_»P¦ÛµMª¬ºA¬ÛÃö¡A»á¥O¤H½èºÃ¡C ¥»¬ã¨s°w¹ï¶³¥À¤ùªí±¶i¦æ¤Æ¾Ç×¹¢¡A§Q¥ÎºëÓi(spermine)¤j¤j´£°ª¤F°òªOªí±§lªþDNAªº¯à¤O¡C¹B¥Î»E¦X¤À¤lÃì²Îp¤ÀªR²z½×(statistical polymer chain analysis)¡A¥H¤TºØ¤£¦Pªø«×ªº½u«¬DNA¤À¤l¡A®Ú¾ÚAFM¼v¹³¤À§O§@¤À¤l½ü¹øÁ`ªø(contour length, L)¤Î¥¼ºÝ¨âÂI¶ZÂ÷(end-to-end distance, R)ªº´ú¶q¡A¥H»PL¤§¬ÛÃö©Ê±Àª¾¼v¹³¤¤ªºDNA¤À¤lªí²{ªº¬O3D¥ßÅé®·®»ºAºc«¬(three-dimensional trapped configuration)¡A¦Ó«D¤À¤l¦b2DªÅ¶¡«·s«Ø¥ß¥¿Å«áªºµ²ºc¡C¥t¥~¡AÂǧïÅÜDNA¼Ë«~²Gºw¦b¶³¥À¤ù¤W°®Àꪺ®É¶¡¡A©Ò³y¦¨°òªO§lªþ¤À¤l¼Æ¥ØªºÅܤơA°t¦X¤£¥i°fÂX´²¹B°Ê¼Ò«¬±o¨ì¤F¤À¤l¥Ñ²G¬Û¨ì¹Fªí±¿é°e¹Lµ{¤§ÂX´²«Y¼Æ¡C ¦b©Ý¾ë²§ºc?(topoisomerase)»P¶Ê¤ÆDNA¤À¤l¤ÏÀ³¹êÅ礤¡AAFM©úÅã¿ëÃÑ¥XDNA¤À¤l¦b©Ý¾ëºc§Î¤WªºÂà¤Æ¡A¬Æ¦Üª½±µ¬Ý¨ì¸Ñ±Û¾÷¨î¤¤©Ý¾ë?¤À¤l»PÂùªÑDNA¤¤¤@±ø³æªÑªº§@¥Î¡C
Bibliographical Information:
Advisor:CHAO-MING CHIANG; Chia-Chun Jay Chen; Hanna S. Yuan
School:National Sun Yat-Sen University
School Location:China - Taiwan
Source Type:Master's Thesis
Keywords:mica atomic force microscopy spermine topoisomerase dna
ISBN:
Date of Publication:08/02/2005