The root epidermis of Arabidopsis provides a simple and experimentally useful model for studying the molecular basis of cell fate and differentiation. The goal of this study was to define the transcript changes in the root epidermis of mutants associated with root epidermis cell specification, including mutants that lack a visible phenotypic alteration (try, egl3, myb23, and ttg2). Transcript levels were assessed by purifying populations of root epidermal cells using fluorescence-based cell-sorting with the WER::GFP transgene. These microarray results were used to compare the effects of single and double mutants on the gene regulatory network that controls root epidermal cell fate and differentiation in Arabidopsis.
Tissue-specific profiling reveals transcriptome alterations in Arabidopsis mutants lacking morphological phenotypes.
Specimen part
View SamplesThis study provides an evaluation of changes in gene expression associated with treating human Ishikawa cells with 34 different chemical compounds.
Grouping 34 Chemicals Based on Mode of Action Using Connectivity Mapping.
Sex, Cell line
View SamplesThis study provides an evaluation of changes in gene expression associated with treating human MCF7 cells with 34 different chemical compounds.
Grouping 34 Chemicals Based on Mode of Action Using Connectivity Mapping.
Sex, Cell line
View SamplesThis study provides an evaluation of changes in gene expression associated with treating human HEPG2 cells with 34 different chemical compounds.
Grouping 34 Chemicals Based on Mode of Action Using Connectivity Mapping.
Sex, Cell line
View SamplesThis study provides an evaluation of changes in gene expression associated with treating human HepaRG cells with 34 different chemical compounds.
Grouping 34 Chemicals Based on Mode of Action Using Connectivity Mapping.
Sex, Cell line
View SamplesThis SuperSeries is composed of the SubSeries listed below.
Grouping 34 Chemicals Based on Mode of Action Using Connectivity Mapping.
Sex, Cell line
View SamplesThe root epidermis of Arabidopsis provides a simple and experimentally useful model for studying the molecular basis of cell fate and differentiation. The goal of this study was to define the larger gene regulatory network that governs the differentiation of the root hair and non-hair cell types of the Arabidopsis root epidermis. Transcript levels in the root epidermis of wild-type and mutant lines were assessed by purifying populations of root epidermal cells using fluorescence-based cell-sorting. Further, the role of the plant hormones auxin and ethylene on root epidermis development was assessed by defining transcript levels in the root epidermis of plants grown on media containing IAA or ACC. These microarray results were used to construct a comprehensive gene regulatory network that depicts the transcriptional control of root epidermal cell fate and differentiation in Arabidopsis.
A gene regulatory network for root epidermis cell differentiation in Arabidopsis.
Specimen part
View SamplesGene expression analysis of 7d-old Arabidopsis seedlings exposed to short term (2 h) hypoxia, long term (9 h) hypoxia, and 1 h reoxygenation after long term (9 h) hypoxia to evaluate the regulation of gene expression at the level of translation.
Selective mRNA translation coordinates energetic and metabolic adjustments to cellular oxygen deprivation and reoxygenation in Arabidopsis thaliana.
Age
View SamplesWe investigated the effects of diabetes, physical training, and their combination on the gene expression of cardiac muscle. Mice were divided to control (C), training (T), streptozotocin-induced diabetic (D), and diabetic training (DT) groups. Training groups performed 1, 3, or 5 weeks of endurance training on a motor-driven treadmill. Muscle samples from T and DT groups together with respective controls were collected 24 hours after the last training session. Gene expression of cardiac muscles were analyzed using Affymetrix Gene chip MG U74Av2 (Affymetrix , Inc., Santa Clara, CA).
Effects of streptozotocin-induced diabetes and physical training on gene expression of titin-based stretch-sensing complexes in mouse striated muscle.
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Effects of streptozotocin-induced diabetes and physical training on gene expression of extracellular matrix proteins in mouse skeletal muscle.
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