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SRP018379
Danio rerio
16 Downloadable Samples
IlluminaGenomeAnalyzerIIx
Description
We sequenced mRNA from zebrafish wild-type embryos, gata5 morphants, gata6 morphants, and gata5/6 morphants at bud and 6-somite developmental stages to identify genes co-operatively regulated by gata5 and gata6 during cardiomyocyte progenitor specification. Overall design: Samples were collected in duplicate, with 40 embryos per sample. Single 36-base pair reads were sequenced on the Illumina Genome Analyzer IIx
Publication Title
Tmem88a mediates GATA-dependent specification of cardiomyocyte progenitors by restricting WNT signaling.
Sample Metadata Fields
No sample metadata fields
View Samples- Homo sapiens
- 6 Downloadable Samples
- Illumina HiSeq 2500
Description
The histone variant macroH2A1 and the poly(ADP-ribose) polymerase PARP-1 both regulate gene transcription by modulating chromatin structure and function. Of the two macroH2A1 splice variants, macroH2A1.1 and macroH2A1.2, the former is often suppressed in cancer and has the unique ability to interact with poly(ADP-ribose). Using ChIP-seq in primary lung fibroblasts, we demonstrate that macroH2A1 is incorporated into either of two spatially and functionally distinct types of chromatin; the first is marked by H3 K27 trimethylation, while the second contains a set of nine histone acetylations. MacroH2A1-regulated genes are involved in cancer progression are specifically found in macroH2A1-containing acetylated chromatin. Through the recruitment of PARP-1, macroH2A1.1 promotes the acetylation of H2B K12 and K120 which plays a key role in the regulation of macroH2A1 target genes in primary cells. The macroH2A1/PARP-1 pathway regulating H2B K12 and K120 acetylation is disrupted in cancer cells, in part, explaining macroH2A1’s role in cancer suppression. Overall design: Three biological replicates of RNA-seq from cells expressing shRNA directed against macroH2A1 or luciferase as a control
Publication Title
MacroH2A1.1 and PARP-1 cooperate to regulate transcription by promoting CBP-mediated H2B acetylation.
Sample Metadata Fields
No sample metadata fields
View Samples- Arabidopsis thaliana
- 6 Downloadable Samples
- Illumina HiSeq 2000
Description
15-20 cm tall 35S::Myc-GR-bdl plants were dipped headfirst in 15 µM dexamethasone or mock solution and after three hours of incubation second internodes were harvested and snap frozen in liquid nitrogen. Frozen plant material was pulverized with pestle and mortar and RNA was isolated by phenol/chlorophorm extraction as described previously (Mallory & Vaucheret 2010, PlantCell) with the modification of two additional concluding 70% EtOH washes Overall design: RNA from three samples was pooled and analyzed by RNAseq.
Publication Title
Spatial specificity of auxin responses coordinates wood formation.
Sample Metadata Fields
Specimen part, Treatment, Subject
View Samples- Arabidopsis thaliana
- 6 Downloadable Samples
- Illumina HiSeq 2000
Description
15-20 cm tall PXY:GR-MP?III/IV plants were dipped headfirst in 15 µM dexamethasone or mock solution and after three hours of incubation second internodes were harvested and snap frozen in liquid nitrogen. Frozen plant material was pulverized with pestle and mortar and RNA was isolated by phenol/chlorophorm extraction as described previously (Mallory & Vaucheret 2010, PlantCell) with the modification of two additional concluding 70% EtOH washes Overall design: RNA from three samples was pooled and analyzed by RNAseq.
Publication Title
Spatial specificity of auxin responses coordinates wood formation.
Sample Metadata Fields
Specimen part, Treatment, Subject
View Samples- Homo sapiens
- 30 Downloadable Samples
- Illumina HiSeq 2500
Description
Here, we examined the host response relative of SACC-PHHs infected with either hepatitis B virus (HBV) alone or both HBV/hepatitis delta virus (HDV) co-infection compared to non-infected controls. Overall design: SACC-PHHs were generated with PHHs from either a single human donor or mixed donors (in total, there were five donors) and co-cultured with 3T3J mouse non-parenchymal cells. These cultures can be persistently infected for up to 1-1.5 months post-challenge and exhibit a transcriptomic profile similar to what's observed in the 3D context of the liver. Note that not all donors and conditions have the same number of replicates.
Publication Title
Analysis of Host Responses to Hepatitis B and Delta Viral Infections in a Micro-scalable Hepatic Co-culture System.
Sample Metadata Fields
Specimen part, Treatment, Subject
View Samples- Mus musculus
- 26 Downloadable Samples
Affymetrix Mouse Genome 430 2.0 Array (mouse4302)
Description
-cell identity is determined by tightly regulated transcriptional networks that are modulated by extracellular cues, thereby ensuring -cell adaptation to the organisms insulin demands. We have observed in pancreatic islets that stimulatory glucose concentrations induced a gene profile that was similar to that of freshly isolated islets, indicating that glucose-elicited cues are involved in maintaining -cell identity. Low glucose induces the expression of ubiquitous genes involved in stress responses, nutrient sensing, and organelle biogenesis. By contrast, stimulatory glucose concentrations activate genes with a more restricted expression pattern (- and neuronal- cell identity). Consistently, glucose-induced genes are globally reduced in islets deficient with Hnf1a (MODY3), characterized by a deficient glucose metabolism. Of interest, a cell cycle gene module was the most enriched among the variable genes between intermediate and stimulatory glucose concentrations. Glucose regulation of the islet transcriptome was unexpectedly broadly maintained in islets from aged mice. However, the cell cycle gene module is selectively lost in old islets and the glucose activation of this module is not recovered even in the absence of the cell cycle inhibitor p16.
Publication Title
Glucose regulation of a cell cycle gene module is selectively lost in mouse pancreatic islets during ageing.
Sample Metadata Fields
Specimen part
View Samples- Mus musculus
- 12 Downloadable Samples
- Affymetrix Mouse Gene 1.0 ST Array (mogene10st)
Description
Irradiation induced bone marrow ablation ultimately enhanced PTH anabolic effects in bone.
Publication Title
An irradiation-altered bone marrow microenvironment impacts anabolic actions of PTH.
Sample Metadata Fields
Specimen part, Treatment
View Samples- Arabidopsis thaliana
- 6 Downloadable Samples
- Affymetrix Arabidopsis ATH1 Genome Array (ath1121501)
Description
Arabidopsis thaliana ecotype Columbia glabra were grown for 4 days in the dark without added sucrose. Samples were subsequently kept for 6h either [1] under aerobic conditions, [2] under anoxia in absence of sucrose or [3] under anoxia in presence of sucrose.
Publication Title
A genome-wide analysis of the effects of sucrose on gene expression in Arabidopsis seedlings under anoxia.
Sample Metadata Fields
No sample metadata fields
View Samples- Mus musculus
- 4 Downloadable Samples
- Affymetrix Mouse Genome 430 2.0 Array (mouse4302)
Description
We used microarrays to compare the global programme of gene expression in primary cultures of neurons and astrocytes. These data sets were compared to the expression profiles of other tissues, including pancreatic islets, in order to identify a specific neuroendocrine program in pancreatic islets.
Publication Title
Glucose regulation of a cell cycle gene module is selectively lost in mouse pancreatic islets during ageing.
Sample Metadata Fields
Specimen part
View Samples- Mus musculus
- 20 Downloadable Samples
- Affymetrix Mouse Expression 430A Array (moe430a)
Description
Murine pancreatic beta cell line MIN6 was growth at two different concentrations of glucose (22,2 and 5,5 mM of glucose), 37C, 5% CO2 and was treated at four different concentrations of human amylin (0, 1, 10 and 20 uM) during three different times (2, 12 and 24 hours)
Publication Title
Impairment of the ubiquitin-proteasome pathway is a downstream endoplasmic reticulum stress response induced by extracellular human islet amyloid polypeptide and contributes to pancreatic beta-cell apoptosis.
Sample Metadata Fields
No sample metadata fields
View Samples