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Topoisomerase Assay Service

Top1, Top2, Top4, DNA Gyrase¸¦ Ÿ°ÙÆÃÇÏ´Â ¾à¹°À» µ¿Á¤ÇÏ´Â CRO ¼­ºñ½º¸¦ Á¦°øÇÕ´Ï´Ù.

TopoGEN
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¢º Anticancer Screens for hTopo I, Iiβ (Inhibitors, Poisons)
  • Topoisomerase-targeting drugÀ» µ¿Á¤ÇÏ´Â ¼­ºñ½º ÀÔ´Ï´Ù.
  • Group 1 : Catalytic Inhibitory Compounds (or CICs : catalytic activity¸¦ Â÷´ÜÇÏ´Â drug)
  • Group 2 : Interfacial Poisons (or IFPs : re-ligation stepÀ» ¹æÇØÇÏ´Â drug)
  • Positive & negative controlÀ» ÅëÇØ ¸íÈ®ÇÑ °á°ú¸¦ Á¦°øÇÕ´Ï´Ù.
  • ǰÁú º¸ÁõµÈ highly purified enzymeÀ» ÀÌ¿ëÇÕ´Ï´Ù.

 

¢º In situ Screens hTopo I, IIα (ICE Assays)
  • Topoisomerase action¿¡ ´ëÇÑ anti-cancer drugÀÇ ´É·ÂÀ» cell¿¡¼­ È®ÀÎÇÏ´Â ¼­ºñ½º ÀÔ´Ï´Ù.

 

¢º hTopo I, II Titrations Using Customer Extracts
  • °í°´ÀÇ »ùÇ÷κÎÅÍ nuclear extract¸¦ ¸¸µå´Â ¹æ¹ýÀ» ¾È³»ÇØ µå¸³´Ï´Ù.
  • Biochemical assay¸¦ ÅëÇØ topo levelÀ» ÃøÁ¤ÇØ µå¸³´Ï´Ù. (titration, band intensity Á¤·®, µ¥ÀÌÅÍ ºÐ¼® µî)

 

¢º Western Blotting Services: Topo I,IIα,IIβ Protein Levels
  • High resolution Western BlottingÀ» ÅëÇØ topo levelÀ» ÃøÁ¤ÇØ µå¸³´Ï´Ù.

¢º Bio-Correlations in Clinical Trials
  • Disease specific application¿¡ ´ëÇÏ¿© drugÀ» validationÇØµå¸³´Ï´Ù.
  • º¸³»Áֽô cell pelletÀ̳ª tumor sample¿¡¼­ Topo I, II, IIIÀÇ cellular amount¸¦ ÃøÁ¤ÇØ µå¸³´Ï´Ù.
  • À̷νá, ¾î¶² ȯÀÚ±×·ìÀÌ clinical improvement¸¦ º¸¿©ÁÖ¾ú´ÂÁö ¿¹ÃøÇÒ ¼ö ÀÖ½À´Ï´Ù.
  • Tumor associated proteinÀÇ È°¼ºÀ» ÃøÁ¤Çϱâ À§ÇØ active topo I, II¸¦ ÃßÃâÇÕ´Ï´Ù. 

 

¢º Topo/DNA Complexes for Genomic Sequencing Studies
  • º¸³»Áֽô »ùÇÿ¡¼­ type I, IIα, IIβ event¿¡ ÀÛ¿ëÇÏ´Â pure topo/DNA complexes¸¦ ÃßÃâÇϰí genomic DNA¿¡ ¾ó¸¶³ª Àß trapping µÇ¾î ÀÖ´ÂÁö È®ÀÎÇØ µå¸³´Ï´Ù.