Constitutive low level DNA damage in RNASEH2 deficiency is linked to innate immune activation. Hierarchical clustering of over 16000 transcripts revealed remarkably similar profiles in patients with lupus erythematosus and patients with AGS with up-regulation of genes involved in DNA damage signaling and type I-IFN signaling. Overall design: Comparison of transcriptional profiles of native RNASEH2-deficient patient fibroblasts with wild type cells.
Defective removal of ribonucleotides from DNA promotes systemic autoimmunity.
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View SamplesWe characterized the Drosophila third instar eye disc using single cell RNA-seq and labelled the multiple cell populations. The results identified a novel transcriptional switch in photoreceptors relating to axonal projections. We then performed single cell RNA-seq on rbf (Rb) mutants and compared the results to the WT cell populations. This identified a specific cell population only in the Rb mutant tissue. This cell population has an upregulation of HIF1A and glycolitic genes such as Aldolase and Lactate dehydrogenase. As a result these cells produce lactate and undergo apoptosis. We also show this process to be directly regulated by E2F/Dp. The paper uncovers a novel metabolic aspect of Rb/E2F dependent apoptosis. Overall design: examining WT and Rb mutants third instar eye disc using single cell RNA-seq
Single cell RNA-sequencing identifies a metabolic aspect of apoptosis in Rbf mutant.
Specimen part, Subject
View SamplesAnalysis of transcriptional differences between control and RA-treated cells during cardiac differentiation. The hypothesis tested in these samples is that addition of RA during differentiation towards atrial-like cardiomyocytes while control cells treated with DMSO result in ventricular-like cardiomyocytes. Overall design: NKX2.5 (eGFP/w)-hESCs were differentiated to cardiomyocytes with spin EB protocol, with the addition of RA or DMSO. Cells were sorted at day-31 based on GFP resulting in CTplus, CTminus, RAplus or RAminus goups. RNA was isolated from each of these fractions for sequencing.
KeyGenes, a Tool to Probe Tissue Differentiation Using a Human Fetal Transcriptional Atlas.
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View SamplesInrauterine growth restriction was induced by chronic hyper insulinemia in pregnant rats and differential gene expression was studied using affymetrix rat genome RAE230A.Data was analysed using SAM.
Adult hypertension in intrauterine growth-restricted offspring of hyperinsulinemic rats: evidence of subtle renal damage.
No sample metadata fields
View SamplesA triclosan-ciprofloxacin cross-resistant mutant strain of Staphylococcus aureus displays an alteration in the expression of several cell membrane structural and functional genes.
A triclosan-ciprofloxacin cross-resistant mutant strain of Staphylococcus aureus displays an alteration in the expression of several cell membrane structural and functional genes.
No sample metadata fields
View SamplesThe etiology of trauma-hemorrhage shock-induced acute lung injury has been difficult to elucidate due, at least in part, to the inability of in vivo studies to separate the non-injurious pulmonary effects of trauma-hemorrhage from the tissue injurious ones. To circumvent this in vivo limitation, we utilized a model of trauma-hemorrhagic shock (T/HS) in which T/HS-lung injury was abrogated by dividing the mesenteric lymph duct. In this way, it was possible to separate the pulmonary injurious response from the non-injurious systemic response to T/HS by comparing the pulmonary molecular response of rats subjected to T/HS which did and did not develop lung injury as well as to non-shocked rats. Utilizing high-density oligonucleotide arrays and treatment group comparisons of whole lung tissue collected at 3 hours after the end of the shock or sham-shock period, 139 of the 8,799 assessed genes were differentially expressed.
Molecular signatures of trauma-hemorrhagic shock-induced lung injury: hemorrhage- and injury-associated genes.
No sample metadata fields
View SamplesThis SuperSeries is composed of the SubSeries listed below.
Molecular pathways reflecting poor intrauterine growth are found in Wharton's jelly-derived mesenchymal stem cells.
Specimen part
View SamplesIn order to identify gene-expression patterns in mesenchymal stem cells associated with different birth weights and intrauterine growth parameters,
Molecular pathways reflecting poor intrauterine growth are found in Wharton's jelly-derived mesenchymal stem cells.
Specimen part
View SamplesIn order to identify gene-expression patterns in mesenchymal stem cells associated with different birth weights and intrauterine growth parameters,
Molecular pathways reflecting poor intrauterine growth are found in Wharton's jelly-derived mesenchymal stem cells.
Specimen part
View SamplesIn order to identify gene-expression patterns in mesenchymal stem cells associated with different birth weights and intrauterine growth parameters,
Molecular pathways reflecting poor intrauterine growth are found in Wharton's jelly-derived mesenchymal stem cells.
Specimen part
View Samples