This project aims to identify genes that are differentially expressed by premyelinating oligodendrocytes in the absence of transcription factor EB (TFEB). Premyelinating oligodendrocytes were acutely purified by immunopanning approach from P12 Olig2-Cre; TFEB F/+ or P12 Olig2-Cre; TFEB F/F mouse brains. Bulk sequencing were performed with 4 biological replicates per genotype.
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Sex, Specimen part, Cell line
View SamplesTo transcriptionally profile necklace olfactory sensory neurons.
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Sex, Specimen part, Cell line
View SamplesNo description.
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Sex, Age, Specimen part, Cell line
View SamplesDuring embryogenesis the heart forms as a linear tube that then undergoes multiple simultaneous morphogenetic events to obtain its mature shape. To understand the gene regulatory networks (GRNs) driving this phase of heart development, during which many congenital heart disease malformations likely arise, we conducted an RNA-seq timecourse in zebrafish from 30 hpf to 72 hpf and identified 5861 genes with altered expression. We clustered the genes by temporal expression pattern, identified transcription factor binding motifs enriched in each cluster, and generated a model GRN for the major gene batteries in heart morphogenesis.
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No sample metadata fields
View SamplesAnalysis of expression of periglomerular cells from laser microdissection (LMD) samples
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Specimen part
View SamplesMicroarrays were used to identify the differentially expressed genes in the hippocampus of control and Noonan syndrom mice at basal state and in response to 4AP-Bic stimulation (10 min). Functional analysis was performed to determine the biological significance of the data.
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Specimen part
View SamplesBackground. Nuclear factor I-A (NFI-A), a phylogenetically conserved transcription/replication protein, plays a crucial role in mouse brain development. Previous studies showed that disruption of the Nfia gene in mice leads to perinatal lethality, corpus callosum agenesis, and hydrocephalus.
Gene expression analysis of nuclear factor I-A deficient mice indicates delayed brain maturation.
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View SamplesThis study crossed Drosophila melanogaster genotypes from four populations to the reference genome line. RNAseq data was then generated to study natural variation in allele specific expression.
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Sex, Specimen part, Cell line
View SamplesT-cell acute lymphoblastic leukemia (T-ALL) and lymphoma (T-LBL) share common morphologic and immunophenotypic features and are treated with similar therapeutic approaches. Nonetheless, they show distinct clinical presentations suggesting that they may represent two different biological entities. In order to investigate T-LBL and T-ALL biological characteristics we used transcriptional profiling approache. Genome-wide gene expression profiling, performed on 20 T-LBL and 10 T-ALL diagnostic specimens, showed that the two malignancies shared a large fraction of their transcriptional profile while a subset of genes appeared to be differentially expressed in T-LBL versus T-ALL. This gene signature included genes involved in chemotactic responses and angiogenesis which might play a role in the different tumor cell localization suggesting that T-LBL and T-ALL could be two distinct diseases with unique transcriptional characteristics.
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Specimen part, Disease
View SamplesIn order to identify genes dysregulated by the aberrant transcriptional activity of RUNX1-RUNX1T1, we used microarrays to determine the effect of this mutation on gene expression during myeloid and erythroid development of normal human progenitor cells.
Transcriptional dysregulation mediated by RUNX1-RUNX1T1 in normal human progenitor cells and in acute myeloid leukaemia.
Specimen part
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