Nuclear Run-On Assay Using Biotin Labeling, Magnetic Bead Capture and Analysis by Fluorescence-Based RT-PCR
Author(s) -
Giovanna Patrone,
Francesca Puppo,
Roberto Cusano,
Monica Scaranari,
Isabella Ceccherini,
Aldamaria Puliti,
Roberto Ravazzolo
Publication year - 2000
Publication title -
biotechniques
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.617
H-Index - 131
eISSN - 1940-9818
pISSN - 0736-6205
DOI - 10.2144/00295st02
Subject(s) - biotin , complementary dna , microbiology and biotechnology , random hexamer , fluorescence , streptavidin , reverse transcription polymerase chain reaction , reverse transcriptase , biology , messenger rna , real time polymerase chain reaction , biotinylation , rna , chemistry , gene , genetics , physics , quantum mechanics
In this report, we present a fluorescencebased approach to the assessment of cellular gene expression and transcription rates. Nuclear run-on was performed by supplying biotin-16-UTP to nuclei, and labeled transcripts were bound to streptavidin-coated magnetic beads. Total cDNA was then synthesized by means of random hexamer primed reverse transcription of captured molecules. To monitor transcript abundance in cDNA, both from nuclear run-on and total RNA, we propose a semiquantitative PCR approach based on the use of fluorescent primers.
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