Detection of Eukaryotic cDNA in Differential Display Is Enhanced by the Addition of E. coli RNA
Author(s) -
Heather J. Melichar,
Irene Bosch,
G Molnar,
Linfeng Huang,
Arthur B. Pardee
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 - 10.2144/00281st01
Subject(s) - complementary dna , rna , differential display , reverse transcriptase , biology , transcription (linguistics) , microbiology and biotechnology , gene , escherichia coli , messenger rna , gene expression , genetics , linguistics , philosophy
We describe a method to enhance the sensitivity of eukaryotic cDNA detection in differential display (DD). Typically, DD protocols require between 200 and 500 ng RNA for each reverse transcription reaction. The addition of Escherichia coli RNA before reverse transcription of eukaryotic RNA increases the detection of DD patterns more than tenfold. The method broadens the applicability of DD and allows the identification of genes that are differentially expressed when the amount of eukaryotic RNA is limited.
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