Copy Number Status of TERT Gene in a Myeloid Leukaemia Cell Line, K562: Application of Interphase Fluorescence in situ Hybridization (FISH) Analysis

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spelling 6993 https://intelek.unisza.edu.my/intelek/pages/view.php?ref=6993 https://intelek.unisza.edu.my/intelek/pages/search.php?search=!collection407072 Restricted Document Article Journal application/pdf 5 1.6 Adobe Acrobat Pro DC 20 Paper Capture Plug-in Adobe InDesign CS4 (6.0.5) 2011-10-24 10:08:07 2053-01-FH02-FSK-19-25054.pdf UniSZA Private Access Copy Number Status of TERT Gene in a Myeloid Leukaemia Cell Line, K562: Application of Interphase Fluorescence in situ Hybridization (FISH) Analysis Malaysian journal of biochemistry and molecular biology Telomeraseisribonucleoproteinenzymecomplexconsistingoftwomaincorecomponents;reversetranscriptase(TERT),andRNAtemplatefortelomericDNAsynthesis(TERC).TERTgeneactsascatalyticcomponentinthisenzymeandislocatedonchromosome5p15.IthasbeenreportedthatthereisanamplificationorincreaseofTERTgenecopynumberinhumancancercelllinesandprimarytumoursampleswhichmayassociatewithincreasedtelomeraseactivity.Inourstudy,dual-colorassayprobewasusedinfluorescencein situhybridization(FISH)analysisthatcoveredthegenomicregionencodingTERT(Redsignal)togetherwithaspecificsequenceofEGR1(Greensignal)at5q31tofacilitatechromosomeidentification.Innormalcells,theFISHsignalpatternwasobservedastwogreensignalsandtworedsignals(2G2R).AmplificationoftheTERTgenehasbeendetectedinmorethan90%ofthecellsincelllineintheleukaemia.Besidesthat,aneusomyofchromosome5wasalsodetectedindicatingthepresenceofthreecopiesofchromosome5with3G3Rsignalpattern.Thus,theapplicationofinterphaseFISHtechniquefordetectionofTERTgeneamplificationhasbeensuccessfullyoptimized 19 1 12-15
spellingShingle Copy Number Status of TERT Gene in a Myeloid Leukaemia Cell Line, K562: Application of Interphase Fluorescence in situ Hybridization (FISH) Analysis
summary Telomeraseisribonucleoproteinenzymecomplexconsistingoftwomaincorecomponents;reversetranscriptase(TERT),andRNAtemplatefortelomericDNAsynthesis(TERC).TERTgeneactsascatalyticcomponentinthisenzymeandislocatedonchromosome5p15.IthasbeenreportedthatthereisanamplificationorincreaseofTERTgenecopynumberinhumancancercelllinesandprimarytumoursampleswhichmayassociatewithincreasedtelomeraseactivity.Inourstudy,dual-colorassayprobewasusedinfluorescencein situhybridization(FISH)analysisthatcoveredthegenomicregionencodingTERT(Redsignal)togetherwithaspecificsequenceofEGR1(Greensignal)at5q31tofacilitatechromosomeidentification.Innormalcells,theFISHsignalpatternwasobservedastwogreensignalsandtworedsignals(2G2R).AmplificationoftheTERTgenehasbeendetectedinmorethan90%ofthecellsincelllineintheleukaemia.Besidesthat,aneusomyofchromosome5wasalsodetectedindicatingthepresenceofthreecopiesofchromosome5with3G3Rsignalpattern.Thus,theapplicationofinterphaseFISHtechniquefordetectionofTERTgeneamplificationhasbeensuccessfullyoptimized
title Copy Number Status of TERT Gene in a Myeloid Leukaemia Cell Line, K562: Application of Interphase Fluorescence in situ Hybridization (FISH) Analysis
title_full Copy Number Status of TERT Gene in a Myeloid Leukaemia Cell Line, K562: Application of Interphase Fluorescence in situ Hybridization (FISH) Analysis
title_fullStr Copy Number Status of TERT Gene in a Myeloid Leukaemia Cell Line, K562: Application of Interphase Fluorescence in situ Hybridization (FISH) Analysis
title_full_unstemmed Copy Number Status of TERT Gene in a Myeloid Leukaemia Cell Line, K562: Application of Interphase Fluorescence in situ Hybridization (FISH) Analysis
title_short Copy Number Status of TERT Gene in a Myeloid Leukaemia Cell Line, K562: Application of Interphase Fluorescence in situ Hybridization (FISH) Analysis
title_sort copy number status of tert gene in a myeloid leukaemia cell line, k562: application of interphase fluorescence in situ hybridization (fish) analysis