This SuperSeries is composed of the SubSeries listed below.
Clockwork Orange is a transcriptional repressor and a new Drosophila circadian pacemaker component.
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View SamplesCLK targets from fly heads using the TIM-GAL4; UAS-CLKGR line
Clockwork Orange is a transcriptional repressor and a new Drosophila circadian pacemaker component.
No sample metadata fields
View Samples6 Timepoint microarray from control strain
Clockwork Orange is a transcriptional repressor and a new Drosophila circadian pacemaker component.
No sample metadata fields
View Samples6 Timepoints from 5073 strain
Clockwork Orange is a transcriptional repressor and a new Drosophila circadian pacemaker component.
No sample metadata fields
View SamplesExperiments performed in S2 cells to identify direct CLK targets
Clockwork Orange is a transcriptional repressor and a new Drosophila circadian pacemaker component.
No sample metadata fields
View SamplesS2 cells transfected with pAc-Clk or empty vector
Clockwork Orange is a transcriptional repressor and a new Drosophila circadian pacemaker component.
No sample metadata fields
View SamplesWe used microarrays to determine the effect of prenatal nicotine exposure on gene expression profiles in the striatum of adolescent rats. We found a number of immediate early genes to be differentially expressed due to food-restriction.
Long-term effects of gestational nicotine exposure and food-restriction on gene expression in the striatum of adolescent rats.
Specimen part
View SamplesCellular function is strongly dependent on surrounding cells and environmental factors. Current technologies are limited in characterizing the spatial location and unique gene-programs of cells in less structured and dynamic niches. Here we developed a method (NICHE-seq) that combines photoactivatable fluorescent reporters, two-photon microscopy and single-cell RNA-seq to infer the cellular and molecular composition of niches. We applied NICHE-seq to examine the high-order assembly of immune cell networks. NICHE-seq is highly reproducible in spatial tissue reconstruction, enabling identification of rare niche-specific immune subpopulations and unique gene-programs, including natural killer cells within infected B cell follicles and distinct myeloid states in the marginal zone. This study establishes NICHE-seq as a broadly applicable method for elucidating high-order spatial organization of cell types and their molecular pathways. Overall design: Transcriptional profiling of single cells from the specific immune niches in the lymph node and spleen, generated from deep sequencing of tens of thousands of cells, sequenced in several batches on illumina Nextseq500
Spatial reconstruction of immune niches by combining photoactivatable reporters and scRNA-seq.
Specimen part, Cell line, Treatment, Subject
View SamplesFibrogenic processes instigate fatal chronic diseases leading to organ failure and death. Underlying biological processes involve induced massive deposition of extracellular matrix (ECM) by aberrant fibroblasts. We subjected diseased primary human lung fibroblasts to an advanced 3D phenotypic high-content assay and screened a library of FDA/EMA approved small molecules for inhibiting ECM deposition. Fibrotic Pattern Detection by Artificial Intelligence (FANTAIL) identified Tranilast as an effective inhibitor, however, by structure-activity relationship studies we found N-(2-butoxyphenyl)-3-(phenyl)acrylamides (N23Ps) as a novel and highly potent compound class. N23Ps suppressed myofibroblast transdifferentiation, ECM deposition, cellular contractility, and altered cell shapes, thus advocating a unique mode of action. Mechanistically, transcriptomics identified SMAD (de)ubiquitination/Smurf2 as a potential therapeutic target network. Antifibrotic activity of N23Ps was verified by proteomics in a human ex vivo tissue fibrosis disease model, suppressing profibrotic markers SERPINE1/PAI1 and CXCL8/IL8. Conclusively, these data suggest N23Ps as a novel class of highly potent compounds with implications for inhibiting organ fibrosis in patients.
Phenotypic drug screening in a human fibrosis model identified a novel class of antifibrotic therapeutics.
Specimen part, Treatment
View SamplesmiRNA-1343 is an uncharacterized miRNA predicted to target a number of genes involved in epithelial cell function including TGF-beta signaling, cell adhesion, and cell proliferation. We transiently overexpressed miRNA-1343 or a non-targeting control miRNA in A549 and 16HBE14o- human airway cell lines. As predicted, RNA-seq following miRNA-1343 overexpression showed significant downregulation of genes involved in these pathways. Furthermore, genes involved in cholesterol and lipid biosynthesis were found to be significantly upregulated by miRNA-1343 overexpression. Overall design: mRNA profiles from A549 and 16HBE14o- cells transiently transfected with miRNA-1343 or a negative control (NC) miRNA, in quintuplicate.
miR-1343 attenuates pathways of fibrosis by targeting the TGF-β receptors.
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