Fluorescence Detection of Specific Sequence of Nucleic Acids by Oxazole Yellow-Linked Oligonucleotides. Homogeneous Quantitative Monitoring of In Vitro Transcription
Author(s) -
Takahiko Ishiguro,
J. Saitoh,
Hideo Yawata,
Masami Otsuka,
Teruhiko Inoue,
Y. SUGIURA
Publication year - 1996
Publication title -
nucleic acids research
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 9.008
H-Index - 537
eISSN - 1362-4954
pISSN - 0305-1048
DOI - 10.1093/nar/24.24.4992
Subject(s) - oligonucleotide , biology , rna , nucleic acid , dna , transcription (linguistics) , microbiology and biotechnology , in vitro , nucleotide , footprinting , biochemistry , gene , base sequence , linguistics , philosophy
We have developed a fluorescent DNA probe, oxazole yellow (YO)-linked oligonucleotide complementary to a target DNA/RNA, which can enhance the fluorescence on hybridizing with a target nucleotide. We demonstrated the applicability of the YO-linked oligonucleotide probe to real-time monitoring of the in vitro transcription process of a plasmid DNA constructed containing the 5'-terminus non-coded region of hepatitis C virus RNA. In the process of in vitro transcription in the presence of YO-linked complementary oligonucleotide, the fluorescence of the reaction mixture showed a time-dependent linear increase corresponding to the generated target RNA product.
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