Gene expression in mice skin stimulated with 3 different cytokines
Thymic stromal lymphopoietin is up-regulated in the skin of patients with systemic sclerosis and induces profibrotic genes and intracellular signaling that overlap with those induced by interleukin-13 and transforming growth factor β.
Specimen part
View SamplesThis data series was used for two separate studies. The initial study was aimed to idenify expression changes brought about by the Cecr2Gt45Bic mutation during neural closure. The study included two different strains, BALB/cCrl in which Cecr2GT45Bic shows a neural tube defect phenotype and FVB/N in which Cecr2Gt45Bic does not manifest neural closure defects. The second was to idenify strain specific expression differences present during neural closure of the mouse embryo between BALB/cCrl and FVB/N in order to identify candidate modifiers of the Cecr2Gt45Bic neural tube defect. Relevant abstracts are included below.
Strain-specific modifier genes of Cecr2-associated exencephaly in mice: genetic analysis and identification of differentially expressed candidate genes.
Sex, Specimen part
View SamplesWe utilized our transgenic Fgd5-mCherry mouse to sort and RNAseq for HSCs under acute immune activation (with pIC) to reveal a complex cell cycle gene expression and an upregulated IFN I/II signature Overall design: RNAseq of bone marrow Lineage-Sca1+cKit+CD150+mCherry+ cells (1000) 24hrs after pIC was administered and control (PBS treated)
Identification of immune-activated hematopoietic stem cells.
Specimen part, Cell line, Treatment, Subject
View SamplesWe used a high-throughput technology, DNA microarray, to screen the entire genome for the changes in gene expression in diseased tissue to characterize Dupuytren's contracture at a molecular level and find genes that are involved in development of the disease.
Microarray analysis of Dupuytren's disease cells: the profibrogenic role of the TGF-β inducible p38 MAPK pathway.
Sex, Specimen part
View SamplesHuman umbilical cord Whartons jelly stem cells (WHJSC) are gaining attention as a possible clinical source of mesenchymal stem cells for use in cell therapy and tissue engineering due to their high accessibility, expansion potential and plasticity. However, the cell viability changes that are associated to sequential cell passage of these cells are not known. In this analysis, we have identified the gene expression changes that are associated to cell passage in WHJSC.
Evaluation of the cell viability of human Wharton's jelly stem cells for use in cell therapy.
Specimen part
View SamplesThis SuperSeries is composed of the SubSeries listed below.
Genome-wide analysis of the human p53 transcriptional network unveils a lncRNA tumour suppressor signature.
Cell line, Treatment
View SamplesWe report the application of high-throughput sequencing to performed the p53 regulated trancriptome in HCT116 colon cancer cells treated with the DNA damage 5FU. To study the direct targets of p53 we performed ChIP-seq to deterrmined the p53 biding sites and associated with the expression levels. With this study we identified the new genomic regions regulated by p53 and with special attention in those regions that are significally expressed by DNA damage and and are non- coding.
Genome-wide analysis of the human p53 transcriptional network unveils a lncRNA tumour suppressor signature.
Cell line, Treatment
View SamplesRecurrent Copy Number Variations (CNVs) of human 16p11.2 have been associated with a variety of developmental/neurocognitive syndromes. In particular, deletion of 16p11.2 is found in patients with autism, developmental delay, and obesity. Patients with deletions or duplications have a wide range of clinical features, and siblings carrying the same deletion often have diverse symptoms. To study the consequence of 16p11.2 CNVs in a systematic manner, we used chromosome engineering to generate mice harboring deletion of the chromosomal region corresponding to 16p11.2, as well as mice harboring the reciprocal duplication. These 16p11.2 CNV models have dosage-dependent changes in gene expression, viability, brain architecture, and behavior. For each phenotype, the consequence of the deletion is more severe than that of the duplication. Of particular note is that half of the 16p11.2 deletion mice die postnatally; those that survive to adulthood are healthy and fertile, but have alterations in the hypothalamus and exhibit a behavior trap phenotypea specific behavior characteristic of rodents with lateral hypothalamic and nigrostriatal lesions. Our findings indicate that 16p11.2 CNVs cause both brain and behavioral anomalies, providing new insight into human neurodevelopmental disorders.
Dosage-dependent phenotypes in models of 16p11.2 lesions found in autism.
Sex
View SamplesThe Fulani ethnic group is relatively protected from Plasmodium falciparum malaria, however a genetic basis for this is unknown. Therefore, we have performed a pilot study to examine global transcription and DNA methylation patterns in specific immune cell populations in the Fulani, compared to a sympatric ethnic group, the Mossi. When we compared uninfected and infected individuals in Fulani and Mossi, a strong transcriptional response was only detected in the monocyte fraction of Fulani, and this was not related to differences in DNA methylation. Overall design: RNA sequencing analysis of CD14+ (monocyte) and CD14- (predominantly lymphocyte), and DNA-methylation analysis of CD14+ (monocyte) fractions of PBMCs, from of Fulani and Mossi individuals, uninfected or infected with P.falciparum. This Series represents the RNA-Seq dataset.
Major transcriptional changes observed in the Fulani, an ethnic group less susceptible to malaria.
Subject
View SamplesTo explore the primary cause of Dilated Cardiomyopathy in heart samples from DCM-diagnosed patients who had undergone heart transplant (hDCM), we set out to identify differentially expressed genes by massively parallel sequencing of heart samples. Overall design: Methods: Heart mRNA profiles from DCM-diagnosed patients who had undergone heart transplant (hDCM) were generated by deep sequencing, in triplicate, using Illumina GAIIx.
Bmi1 limits dilated cardiomyopathy and heart failure by inhibiting cardiac senescence.
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