To identify genes that are regulated from the lncRNA ANRIL (EXON19), we designed inducible short hairpin RNA constructs and stable integrated them into HEK cells
Linear isoforms of the long noncoding RNA CDKN2B-AS1 regulate the c-myc-enhancer binding factor RBMS1.
Disease
View SamplesThis SuperSeries is composed of the SubSeries listed below.
Plant cysteine oxidases control the oxygen-dependent branch of the N-end-rule pathway.
Age, Specimen part, Treatment
View SamplesThe effect of the overexpression of Plant Cysteine Oxidase (PDCO1) on the transcriptome of Arabidopsis resettes was investigated with plants subjected to a 4h hypoxia (5% O2 v/v in air). For this purpose, 4-week old rosette of wild-type and 35S:FLAG:CDO1 plants were compared. Samples were composed of pools of 5 plants.
Plant cysteine oxidases control the oxygen-dependent branch of the N-end-rule pathway.
Age, Specimen part
View SamplesThe effect of the overexpression of Plant Cysteine Oxidase (PCO1) on the transcriptome of Arabidopsis resettes was investigated. For this purpose, 4-week old rosette of wild-type and 35S:FLAG:CDO1 plants were compared. Samples were composed of a pool of 5 plants.
Plant cysteine oxidases control the oxygen-dependent branch of the N-end-rule pathway.
Age, Specimen part, Treatment
View SamplesSulfur-deficiency-induced repressor proteins optimize glucosinolate biosynthesis in plants
Sulfur deficiency-induced repressor proteins optimize glucosinolate biosynthesis in plants.
Specimen part
View SamplesGene expression analysis of yw follicles at S9/10a, S10B, S12, and S14; Gene expression analysis of pxt mutant follicles (f01000 and EY03052) at S10B, S12, S14
Drosophila eggshell production: identification of new genes and coordination by Pxt.
Sex, Specimen part
View SamplesTime series of eleven breast cancer samples subjected to different cold ischemic stress of up to 3 hr post tumor excision.
Effects of tissue handling on RNA integrity and microarray measurements from resected breast cancers.
Subject
View SamplesOur aim is to identify circadian transcripts that are co-regulated with [Ca2+]cyt, with the eventual goal of identifying genetic regulators and targets for circadian oscillations of [Ca2+]cyt. We have identified two conditions in which [Ca2+]cyt behaves differently to other circadian outputs. 1. Treatment of plants with nicotinamide, a metabolic inhibitor of ADPR cyclase, abolishes the circadian oscillations of [Ca 2+]cyt. However, leaf movement, CCA1, LHY, TOC1 and CAB transcript abundance and CAB promoter activity are all rhythmic albeit with a longer period (Dodd et al., 2007). 2. The toc1-1 mutant, which shortens the circadian period of all other rhythms tested, has no effect on the period of [Ca2+]cyt oscillations (Xu et al., 2007). We will measure the circadian regulation of transcript abundance in wild type (C24), toc1-1 and nicotinamide (C24)-treated plants.
Correct biological timing in Arabidopsis requires multiple light-signaling pathways.
Specimen part, Treatment, Time
View SamplesGlobal restriction of protein synthesis is a hallmark of cellular stress. Using hydrogen peroxide, we monitor the transcript level and also the translation status for each RNA using cycloheximide to freeze elongating ribosomes. Polyribosome fractionation of cell extracts was used to separate highly translated and poorly translated mRNAs that were then separately analysed.
Global translational responses to oxidative stress impact upon multiple levels of protein synthesis.
Sex, Compound
View SamplesAlthough it is well established that the ovarian reserve diminishes with increasing age, and that a womans age is correlated to lower oocyte quality, the interplay of a diminished reserve and age on oocyte developmental competence is not clear. After maturation, oocytes are mostly transcriptionally quiescent, and developmental competence prior to embryonic genome activation (EGA) relies on maternal RNA and proteins. Age and ovarian reserve both affects oocyte developmental competence, however, their relative importance in this process are difficult to tease out, as ageing is accompanied by a decrease in ovarian reserve. Oocytes store large quantities of RNA, including several noncoding transcripts (ncRNAs) involved in early development transcription and translation modulation. Despite the central role of ncRNAs in maternal to zygote transition, no characterization of the ncRNA transcriptome in human oocytes has been reported. This study aims at identifying how the human oocyte transcriptome changes across reproductive ages and ovarian reserve levels, with the goal of identifying candidate markers of developmental competence, and to assess the independent relevance of age and ovarian reserve in the changes of the transcriptome
The transcriptome of human oocytes is related to age and ovarian reserve.
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