Ligand-mediated activation of the nuclear hormone receptor PPAR gamma lowers blood pressure and improves glucose tolerance in humans. Two naturally occurring mutations (P467L, V290M) in the ligand binding domain of PPAR gamma have been described in humans that lead to severe insulin resistance and hypertension. Experimental evidence suggests that these mutant versions of PPAR gamma act in a dominant negative fashion. To better understand the molecular mechanisms underlying PPAR gamma action in the vasculature, we determined the global gene expression profile in primary aortic endothelial cells in response to endothelial cell specific expression of a dominant negative isoform of PPAR gamma (V290M).
Endothelium-specific interference with peroxisome proliferator activated receptor gamma causes cerebral vascular dysfunction in response to a high-fat diet.
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Deconvolution of blood microarray data identifies cellular activation patterns in systemic lupus erythematosus.
Specimen part, Disease
View SamplesMicroarray deconvolution is a technique for quantifying the relative abundance of constituent cells in a mixture based on that mixture's microarray signature and the signatures of the purified constituents. It has been applied to yeast and other systems but not to blood samples.
Deconvolution of blood microarray data identifies cellular activation patterns in systemic lupus erythematosus.
Specimen part, Disease
View SamplesMicroarray deconvolution is a technique for quantifying the relative abundance of constituent cells in a mixture based on that mixture's microarray signature and the signatures of the purified constituents. Its ability to discriminate related human cells is unknown.
Deconvolution of blood microarray data identifies cellular activation patterns in systemic lupus erythematosus.
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View SamplesSingle-cell RNA-Seq RNA from medial ganglionic eminence at E11.5, E13.5, E15.5 or E17.5. The ID of this project in Genentech''s ExpressionPlot database is PRJ0007389 Overall design: Single-cell RNA-Seq from medial ganglionic eminence at E11.5, E13.5, E15.5 or E17.5.
Single-cell RNA sequencing identifies distinct mouse medial ganglionic eminence cell types.
Specimen part, Subject
View SamplesJ14 ES cells differentiated into MGE-like cells. Three groups of single-cell preparations were analyzed: ES cells (undifferentiated), differentiated cells (unsorted, of which less than 10% are GFP+) and GFP+ differentiated cells. These are specified in the "group" sample characteristic, with values "ES", "Unsorted" and "GFP+" respectively. The "SAMPLE_ID" sample characteristic is a sample identifier internal to Genentech. The ID of this project in Genentech''s ExpressionPlot database is PRJ0007904 Overall design: J14 ES cells differentiated into MGE-like cells
Single-cell RNA sequencing identifies distinct mouse medial ganglionic eminence cell types.
Cell line, Subject
View SamplesGene expression profiles 6 hours post-influenza A virus infection in human monocytes at multiplicities of infection of 10 versus uninfected monocytes
Viral infection triggers rapid differentiation of human blood monocytes into dendritic cells.
Specimen part
View SamplesExon array profiling of human primary tumor tissue samples including breast, colon and NSCLC.
Exon array profiling detects EML4-ALK fusion in breast, colorectal, and non-small cell lung cancers.
Specimen part
View SamplesAccurate and reproducible quantitation of target genes depends on correct normalization. Historically, genes with variable tissue transcription e.g. GAPDH, have been used as normalization factors which is problematic, particularly in clinical samples which often are derived from different tissue sources. Using a large-scale gene database (GeneChip (Affymetrix U133A) dataset of 36 gastrointestinal tumors and normal tissues), we identified 8 candidate reference genes that were highly expressed with low variability and established expression levels by real-time RT-PCR in an independent set of GI tissue samples (n=42).
GeneChip, geNorm, and gastrointestinal tumors: novel reference genes for real-time PCR.
No sample metadata fields
View SamplesIn this study, we used microarray analysis to determine gene expression profile changes in the mouse prostate following castration and hormone replacement. We first identified genes with significant expression changes in each of these two processes and then generated a list of androgen responsive genes and a list of genes whose expression were inversely correlated with the presence of androgen. The analysis of this data set is described in Wang et al., Differentiation, 2006
Expression profiling of the mouse prostate after castration and hormone replacement: implication of H-cadherin in prostate tumorigenesis.
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