This SuperSeries is composed of the SubSeries listed below.
Chromatin H3K27me3/H3K4me3 histone marks define gene sets in high-grade serous ovarian cancer that distinguish malignant, tumour-sustaining and chemo-resistant ovarian tumour cells.
Age, Specimen part, Disease stage, Cell line
View SamplesInvestigation of malignancy-associated expression of gene sets based on ovarian tumour histone modification status.
Chromatin H3K27me3/H3K4me3 histone marks define gene sets in high-grade serous ovarian cancer that distinguish malignant, tumour-sustaining and chemo-resistant ovarian tumour cells.
Age, Disease stage
View SamplesPaired platinum-sensitive & platinum-resistant cell lines PEO1 and PEO4 (respectively) were derived from the same patient. Cell line cultures were profiled with the HT-HGU133a GeneChip to investigate chemotherapy resistance related expression of genes marked with different histone modifications in a primary ovarian tumour (clinical data for the primary ovarian tumour is available as Series supplementary file).
Chromatin H3K27me3/H3K4me3 histone marks define gene sets in high-grade serous ovarian cancer that distinguish malignant, tumour-sustaining and chemo-resistant ovarian tumour cells.
Specimen part, Cell line
View SamplesTo investigate the efficacy of nicotinamide treatment using our ex-vivo primary lymphocyte model, we performed high-throughput RNA sequencing on libraries generated from untreated and nicotinamide treated samples. Overall design: PBMC isolated from FRDA affected individuals were cultured to prepare the primary lymphocyte cell lines. The primary cultured cells were either treated with 10mM nicotinamide or without the addition of drug during the 3-days treatment. RNA was extracted after the treatment and then RNA-seq libraries were generated by standard protocols.
Heterochromatinization induced by GAA-repeat hyperexpansion in Friedreich's ataxia can be reduced upon HDAC inhibition by vitamin B3.
Specimen part, Treatment
View SamplesGene expression in LCLs from PA patients, their parents, and HapMap sex and age match controls at low glucose (9 mg/dL) and normal glucose growth conditions.
Gene expression in cell lines from propionic acidemia patients, carrier parents, and controls.
Sex, Age, Disease, Disease stage, Cell line, Treatment
View SamplesMice lacking the beta 2 subunit (Chrnb2) of the neuronal nicotinic acetylcholine receptor display altered retinal waves and disorganized projections of the retinal ganglion cells to the lateral geniculate nucleus (LGN). mRNA populations from retinas and LGN from Chrnb2-/-and wild type (C57BL/6J) mice were compared at 4 days postnatal, when RGC segregation to the LGN begins in WT mice. Retinal mRNAs were also compared at adulthood.
Mouse mutants for the nicotinic acetylcholine receptor ß2 subunit display changes in cell adhesion and neurodegeneration response genes.
Sex, Specimen part
View SamplesMutations of -catenin gene (CTNNB1) are frequent in adrenocortical adenomas (AA) and carcinomas (ACC). However, the target genes of CTNNB1 have not yet been identified in adrenocortical tumors.
Characterization of differential gene expression in adrenocortical tumors harboring beta-catenin (CTNNB1) mutations.
Specimen part
View SamplesProfile of RNA expression in a C-33A cell line derived from an HPV negative cervical carcinoma in the presence or absence of HPV1 E2 expression. Overall design: mRNA profiles of C-33A cells in presence or absence of HPV1 E2 expression were generated by deep sequencing using Illumina GAIIx. Two samples (no replicates). One control and one experimental.
The effect of Rho kinase inhibition on long-term keratinocyte proliferation is rapid and conditional.
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View SamplesThe tumor suppressor protein 53BP1, a pivotal regulator of DNA double-strand break (DSB) repair, was first identified as a p53-interacting protein over two decades ago, however its direct contributions to p53-dependent cellular activities remain undefined. Here, we reveal 53BP1 stimulates genome-wide p53-dependent gene transactivation and repression events in response to ionizing radiation (IR) and synthetic p53 activation. 53BP1-dependent p53 modulation requires both auto-oligomerization and tandem-BRCT domain mediated bivalent interactions with p53 and the ubiquitin-specific protease USP28. Loss of these activities results in inefficient p53-dependent cell-cycle checkpoint and exit responses. Furthermore, we demonstrate 53BP1-USP28 cooperation to be essential for normal p53-promoter element interactions and gene transactivation-associated events, yet dispensable for 53BP1-dependent DSB repair regulation. Collectively, our data provides a mechanistic explanation for 53BP1-p53 cooperation in controlling anti-tumorigenic cell fate decisions, and reveal these activities to be distinct and separable from 53BP1’s regulation of DNA double-strand break repair pathway choice. Overall design: We evaluated the transcriptional profiles of two 53BP1? cell lines and included a positive (WT) and a negative (p53?) controls. These cell lines were treated with Nutlin-3, ionising radiation or mock treated. Three independent replicates were included for each independent condition generating a total of 36 samples.
53BP1 Integrates DNA Repair and p53-Dependent Cell Fate Decisions via Distinct Mechanisms.
Cell line, Treatment, Subject
View SamplesThis SuperSeries is composed of the SubSeries listed below.
Binding loci of RelA-containing nuclear factor-kappaB dimers in promoter regions of PHM1-31 myometrial smooth muscle cells.
Specimen part
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