The T7-primer is a source of experimental bias and introduces variability between microarray platforms.

Eberwine(-like) amplification of mRNA adds distinct 6-10 bp nucleotide stretches to the 5' end of amplified RNA transcripts. Analysis of over six thousand microarrays reveals that probes containing motifs complementary to these stretches are associated with aberrantly high signals up to a hundr...

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Bibliographic Details
Main Authors: Ron M Kerkhoven, Daoud Sie, Marja Nieuwland, Mike Heimerikx, Jorma De Ronde, Wim Brugman, Arno Velds
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2008-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC2292241?pdf=render