Translocator protein (TSPO), previously known as the peripheral benzodiazepine receptor is a protein of unclear function in the outer mitochondrial membrane. Using TSPO gene-deleted mice, we recently demonstrated that the dogma surrounding mammalian TSPO as a cholesterol transporter essential for steroid hormone production is highly inaccurate. TSPO global knockout mice are apparently healthy and do not have any deficits in steroid hormone production. We present whole transcriptome shotgun sequencing data comparing adrenal gene expression between Tspo floxed (Tspofl/fl) and Tspo knockout (Tspo-/-) mice.
Peripheral benzodiazepine receptor/translocator protein global knock-out mice are viable with no effects on steroid hormone biosynthesis.
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View SamplesARC (NSC 188491, SMA-491), 4-amino-6-hydrazino-7-beta-d-ribofuranosyl-7H-pyrrolo-(2,3-d)-pyrimidine-5-carboxamide, is a nucleoside analog with profound in vitro anti-cancer activity. First identified in a high-throughput screen for inhibitors of p21 mRNA expression, subsequent experiments showed that ARC also repressed expression of hdm2 and survivin, leading to its classification as a global inhibitor of transcription 1. The following Hu U133 plus 2.0 arrays represent single time point (24 hour) gene expression analysis of transcripts altered by ARC treatment. Arrays for the other compounds (sangivamycin and doxorubicin) are included as comparators.
ARC (NSC 188491) has identical activity to Sangivamycin (NSC 65346) including inhibition of both P-TEFb and PKC.
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View SamplesGenome-wide assessment of gene expression in primary acute lymphoblastic leukemia cells was performed to identify genomic determinants of MTXs antileukemic effects. Reduction of circulating leukemia cells after in vivo methotrexate treatment served as a measure MTX's antileukemic effects.
In vivo response to methotrexate forecasts outcome of acute lymphoblastic leukemia and has a distinct gene expression profile.
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View SamplesWe have employed gene expression profiling in order to identify targets of transcriptional response to stress in resting mouse Swiss 3T3 fibroblasts, either untreated (control) or treated with anisomycin for 3 or 6 hours to induce the p38/MAP kinase pathway. In order determine transcriptional effects dependent on MSK1/2 kinase activity, H89 inhibitor was used in the study. Overall design: Serum starved (72 h 0.2% FCS) mouse 3T3 cells were treated with anisomycin (188.5 nM) for 3 h or 6h (in duplicates) either with or without 15-min pre-treatment with MSK1/2 inhibitor H89 (10 uM). Untreated, serum-starved cells were used as a control. RNA was collected and gene expression profiling using strand-specific RNA-seq was performed.
H3S28 phosphorylation is a hallmark of the transcriptional response to cellular stress.
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View SamplesWe have employed gene expression profiling in order to identify targets of transcriptional response to stress in resting mouse Swiss 3T3 fibroblasts, either untreated (control) or treated with anisomycin to induce the p38/MAP kinase pathway. Overall design: Serum starved (72 h 0.2% FCS) mouse 3T3 cells were treated with anisomycin (188.5 nM) for 1 h (in duplicates). Untreated, serum-starved cells were used as a control. RNA was collected and gene expression profiling using strand-specific RNA-seq was performed.
H3S28 phosphorylation is a hallmark of the transcriptional response to cellular stress.
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View SamplesWe conducted a proof-of-concept experiment to explore the possibility of using gene expression-based high throughput screening (GE-HTS) to find inhibitors of a signaling cascade, using platelet derived growth factor receptor (PDGFR) signaling as the example.
Gene expression-based screening for inhibitors of PDGFR signaling.
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View SamplesEffect of absence of interaction with MHC class II on memory CD4 T cells
Noncognate interaction with MHC class II molecules is essential for maintenance of T cell metabolism to establish optimal memory CD4 T cell function.
Sex, Specimen part
View SamplesWe developed a general approach to small molecule library screening called GE-HTS (Gene Expression-Based High Throughput Screening) in which a gene expression signature is used as a surrogate for cellular states and applied it to the identification of compounds inducing the differentiation of acute myeloid leukemia cells. In screening 1,739 compounds, we identified 8 that reliably induced the differentiation signature, and furthermore yielded functional evidence of bona fide differentiation.
Gene expression-based high-throughput screening(GE-HTS) and application to leukemia differentiation.
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View SamplesWe developed a general approach to small molecule library screening called GE-HTS (Gene Expression-Based High Throughput Screening) in which a gene expression signature is used as a surrogate for cellular states and applied it to the identification of compounds inducing the differentiation of acute myeloid leukemia cells. In screening 1,739 compounds, we prioritized 15 candidate compounds (2 were already confirmed in the literature). We next evaluated the 13 remaining compounds. Eight reliably induced the differentiation signature, and furthermore yielded functional evidence of bona fide differentiation.
Gene expression-based high-throughput screening(GE-HTS) and application to leukemia differentiation.
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View SamplesThis SuperSeries is composed of the SubSeries listed below.
Prominent hippocampal CA3 gene expression profile in neurocognitive aging.
No sample metadata fields
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