To elucidate potential mechanisms of U19/EAF2 action, we performed cDNA microarray analysis and identified 202 mRNA transcripts regulated by U19/EAF2 in the mouse ventral prostate. Of these transcripts, 167 are network eligible genes, with 63 associated with cancer and 24 with reproductive system diseases. Bioinformatics analysis indicated that U19/EAF2 knockout activates the RAS-BRAF-ERK signaling pathway, which is known to play important roles in carcinogenesis.
No associated publication
Specimen part
View SamplesTranscriptome analysis of mRNA samples from a cohort of mice with histopathologically diagnosed Undifferentiated Myeloid Leukemia.
Analyzing tumor heterogeneity and driver genes in single myeloid leukemia cells with SBCapSeq.
Sex, Age, Specimen part, Disease, Disease stage
View SamplesThe Hippocampus Consortium data set provides estimates of mRNA expression in the adult hippocampus of 99 genetically diverse strains of mice including 67 BXD recombinant inbred strains, 13 CXB recombinant inbred strains, a diverse set of common inbred strains, and two reciprocal F1 hybrids.
Genetics of the hippocampal transcriptome in mouse: a systematic survey and online neurogenomics resource.
Sex, Age, Specimen part
View SamplesThis SuperSeries is composed of the SubSeries listed below.
Dynamic changes in 5-hydroxymethylation signatures underpin early and late events in drug exposed liver.
Sex, Specimen part, Treatment, Time
View SamplesThis SuperSeries is composed of the SubSeries listed below.
Homer1a is a core brain molecular correlate of sleep loss.
No sample metadata fields
View SamplesThis SuperSeries is composed of the SubSeries listed below.
STAT6 transcription factor is a facilitator of the nuclear receptor PPARγ-regulated gene expression in macrophages and dendritic cells.
Specimen part, Treatment, Subject, Time
View SamplesThis SuperSeries is composed of the SubSeries listed below.
Conserved principles of mammalian transcriptional regulation revealed by RNA half-life.
No sample metadata fields
View SamplesCopy number variation (CNV) of DNA segments has recently been identified as a major source of genetic diversity, but a more comprehensive understanding of the extent and phenotypic effect of this type of variation is only beginning to emerge. In this study we generated genome-wide expression data from 6 mouse tissues to investigate how CNVs influence gene expression.
Segmental copy number variation shapes tissue transcriptomes.
No sample metadata fields
View SamplesThis SuperSeries is composed of the SubSeries listed below.
Zebrafish Pou5f1-dependent transcriptional networks in temporal control of early development.
No sample metadata fields
View SamplesMethylazoxymethanol (MAM), the genotoxic metabolite of the cycad azoxyglucoside cycasin, induces genetic alterations in bacteria, yeast, plants, insects and mammalian cells, but adult nerve cells are thought to be unaffected. We show that the brains of young adult mice treated with a single systemic dose of MAM display DNA damage (O6-methylguanine lesions) that peaks at 48 hours and decline to near-normal levels at 7 days post-treatment. By contrast, at this time, MAM-treated mice lacking the gene encoding the DNA repair enzyme O6-methylguanine DNA methyltransferase (MGMT), showed persistent O6-methylguanine DNA damage. The DNA damage was linked to cell-signaling pathways that are perturbed in cancer and neurodegenerative disease. These data are consistent with the established carcinogenic and developmental neurotoxic properties of MAM in rodents, and they support the proposal that cancer and neurodegeneration share common signal transduction pathways. They also strengthen the hypothesis that early life exposure to the MAM glucoside cycasin has an etiological association with a declining, prototypical neurodegenerative disease seen in Guam, Japan, and New Guinea populations that formerly used the neurotoxic cycad plant for medicine and/or food. Exposure to environmental genotoxins may have relevance to the etiology of related tauopathies, notably, Alzheimers disease, as well as cancer.
The cycad genotoxin MAM modulates brain cellular pathways involved in neurodegenerative disease and cancer in a DNA damage-linked manner.
Sex, Specimen part, Time
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