Illumina published a white paper today on the barcode mis-assignment issue (Illumina calls it somewhat euphemistically “barcode hopping”). In contrast to the Sinha et al. paper, which only presented data for libraries with NextSeq adapter sequences, the white paper shows that…

A “much-tweeted” manuscript was recently published on Biorxiv, investigating the barcode mis-assignment issues affecting HiSeq 3000, 4000, and HiSeq X, reported in our last newsletter.  Please see the manuscript here: Sinha et al. 2017  http://biorxiv.org/content/early/2017/04/09/125724 . As mentioned previously in our newsletter, the…

New High-Throughput Gene-Expression Analysis Services (3’Tag-Seq) The DNA Technologies and the Bioinformatics Cores have been working for more than half a year with a simplified RNA-Seq protocol that promises to drastically reduce the costs of many gene-expression studies, while fully maintaining the…