Based on the differential comparison of transcriptomes of Homo-, hetero-zygote (Het) and wild type (Wt), in vivo protein-trap mutagenesis system, we have produced series of expression codex of the zebrafish. Here , we reported the transcriptomic characteristic of a line with stable deficits found in homozygote (Homo) expressing the strongest signal of red fluorescent protein (mRFP) in the central neural system and vascular system.
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View SamplesHypercholesterolemai is a major contributor to atherosclerosis development. To assess the effects of hypercholesterolemia on the transcriptional profiling in foam cells, mice were fed regular chow, or WD for 2 or 14 weeks prior to sacrifice.
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Specimen part
View SamplesTo reveal the toxic mechanism of thifluzamide in zebrafish
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View SamplesThis SuperSeries is composed of the SubSeries listed below.
WAMIDEX: a web atlas of murine genomic imprinting and differential expression.
Age, Specimen part
View SamplesThe striking PNS regenerative response to injury rests on the plasticity of adult Schwann cells and their ability to transit between differentiation states, a highly unusual feature in mammals. Using mice with inactivation of Schwann cell c-Jun, we show that the injury response involves c-Jun dependent natural reprograming of differentiated cells to generate a distinct Schwann cell state specialized to promote regeneration. Transected distal stumps of c-Jun mutants show 172 disregulated genes, resulting in abnormal expression of growth factors, adhesion molecules and cytoskeletal changes that lead to neuronal death, inhibition of axon growth and striking failures of functional repair after injury. These observations provide a molecular basis for understanding Schwann cell plasticity and nerve regeneration. They offer conclusive support for the notion that Schwann cells control repair in the PNS, using dedicated transcriptional controls to generate a distinct repair cell, a transition that shows similarities to transdifferentiation seen in other systems.
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Specimen part, Treatment
View SamplesA microarray analysis (MA) on the F4/80+ CD11b+ macrophages (population P5) isolated from a pool of ipsilateral L4/L5 DRG in spared nerve injured WT and miR-21 cKO
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Specimen part
View SamplesGroup-2 innate lymphoid cells (ILC2) serve crucial function in allergy and asthma. Activated ILC2 rapidly proliferate and secret large amounts of type-2 cytokines, such as IL-5 and IL-13. Mechanisms underlying still remain ambiguous. Here we report that Myc is required for ILC2 proliferation and activation in allergic airway inflammation. Inhibition of Myc impair the ILC2 proliferation in vivo and prevented ILC2-mediated airway hyperresponsiveness in vivo.
A critical role for c-Myc in group 2 innate lymphoid cell activation.
Genotype, Cell line
View SamplesPartial hepatectomy, resection of a portion of liver mass, indues significant liver regenerative responses that consist of numerous genetic changes. To identify specific genetic changes, we compare the liver of mice underwent either hepatectomy or sham operation.
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Specimen part
View SamplesDuring oogenesis, DNA methyltransferase 3-like (Dnmt3l) is required for the establishment of the maternal germline DNA methylation imprints that in the offspring, govern the parent-of-origin-specific expression of most known imprinted genes (Science 2001, 294:2536-9). Dnmt3l-deficient dams were crossed with wildtype sires to obtain Dnmt3l-/+ embryos that lack maternal methylation imprints. Gene expression was measured in Dnmt3l-/+ and wildtype embryos and is expected to differ for imprinted genes that are under the control of a maternal methylation mark.
No associated publication
Sex, Age, Specimen part
View SamplesGoal of experiment: Identify genes down-regulated between pre- and post-natal stages in mouse dental papillae.
Down-regulated genes in mouse dental papillae and pulp.
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