The discovery of XMRV was accomplished using a broad - spectrum
microarray assay (ViroChip) designed to detect all known viruses as well as novel viruses on the basis of sequence homology [1], [2], [3].
It is a paper based vertical flow
microarray assay that could find use in future point of care affinity proteomic applications, for instance in the fields of autoimmunity, allergy, infection or cancer diagnostics.
DS carried out cell culture experiments and JLE performed DNA
microarray assay and corresponding data analysis.
In this study, we employed a pan-viral
microarray assay, the Virochip, to identify a novel adenovirus associated with a fulminant pneumonia outbreak in a colony of New World titi monkeys.
Not exact matches
The researchers then used
microarray analysis and pre-clinical animal
assays to identify two predominant glioblastoma subtypes, proneural and mesenchymal.
Furthermore, they are undertaking an additional validation measure on several SNPs via the TaqMan ®
assay, a non —
microarray - based genotyping method.
To gain a deeper understanding of the cellular response of the two neurotoxins, the researchers applied global quantitative proteomics at the U.S. Department of Energy's national user facility — the Environmental Molecular Sciences Laboratory — and
microarrays at UCLA to
assay the protein and gene levels, respectively, for both neurotoxins.
Quantitative real time PCR (qRT - PCR) is accepted as the gold standard for expression profiling, so we next compared both our RNAseq and the
microarray expression estimates to a panel of qRT - PCR TaqMan gene expression
assays (Figure 2C — F).
The
microarray allows the specificity of fluorescently labeled, biotinylated or radiolabeled molecules to be
assayed against the largest collection of human proteins in the world.
(C — F) For a subset of genes (Table S1), the log10 normalized intensity values obtained from the
microarrays (C — D) and from RNAseq in FPKM (E — F) are plotted against the log10 RQ values from TaqMan qRT - PCR
assays.
XMRV was not detected in a new set of 39 prospectively collected prostate tumors (both with or without RNAse L mutations) by PCR
assays performed independently in 3 different laboratories or ViroChip
microarray.
«The
microarrays allowed us to
assay every single gene that was in the original sequence strain for its presence or absence in the other strains,» says Israel.
Combining our in vitro
assay with
microarrays analyses, we have uncovered previously unknown effectors and target genes of Wnt.