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Links from GEO DataSets

Items: 13

1.
Full record GDS2928

2,3,7,8-tetrachlorodibenzo-p-dioxin effect on the ovary: dose response (II)

Analysis of ovaries following exposure to 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD) at concentrations of up to 100 parts per billion (ppb). TCDD is a reproductive toxicant and endocrine disruptor in vertebrates. Results provide insight into molecular mechanisms underlying TCDD toxicity.
Organism:
Danio rerio
Type:
Expression profiling by array, count, 4 dose sets
Platform:
GPL1319
Series:
GSE4859
4 Samples
Download data: CEL, EXP
2.

Molecular targets of 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD) within the zebrafish ovary

(Submitter supplied) 2,3,7,8-TCDD (TCDD) is a reproductive toxicant and endocrine disruptor in nearly all vertebrates, yet the mechanisms by which TCDD induces these reproductive alterations have not been fully characterized. Fish are among the most sensitive vertebrates to the toxic effects of TCDD, and even subtle physiologic changes induced by TCDD can impair reproduction. Previously, we have shown that chronic, sub-lethal exposure to TCDD decreased reproductive capacity, reduced serum estradiol and vitellogenin concentrations, and altered follicular development. more...
Organism:
Danio rerio
Type:
Expression profiling by array
Datasets:
GDS2927 GDS2928
Platform:
GPL1319
8 Samples
Download data: CEL, EXP
Series
Accession:
GSE4859
ID:
200004859
3.
Full record GDS2927

2,3,7,8-tetrachlorodibenzo-p-dioxin effect on the ovary: dose response (I)

Analysis of ovaries following exposure to 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD) at concentrations of up to 100 parts per billion (ppb). TCDD is a reproductive toxicant and endocrine disruptor in vertebrates. Results provide insight into molecular mechanisms underlying TCDD toxicity.
Organism:
Danio rerio
Type:
Expression profiling by array, count, 4 dose sets
Platform:
GPL1319
Series:
GSE4859
4 Samples
Download data: CEL, EXP
4.

Toxic effects of dietary TCDD on juvenile zebrafish

(Submitter supplied) This SuperSeries is composed of the SubSeries listed below.
Organism:
Danio rerio
Type:
Expression profiling by array
Platform:
GPL17210
81 Samples
Download data: CALLS, PAIR
Series
Accession:
GSE47549
ID:
200047549
5.

Time-dependent toxic effects of dietary TCDD on juvenile zebrafish

(Submitter supplied) Juvenile zebrafish were fed Biodiet starter (4% body weight per day) for 42 d with TCDD added at 0 ppb, 0.1 ppb, 1 ppb, 10 ppb or 100 ppb. Fish were collected, sexed, weighed and length measured at 0, 7, 14, 28 or 42 d for TCDD assessment, histopathologic and microarray analysis. Microarray experiments were conducted using 0 and 100 ppb-TCDD treated male and female sexed zebrafish at 7, 14, 28 and 42 d. more...
Organism:
Danio rerio
Type:
Expression profiling by array
Platform:
GPL17210
63 Samples
Download data: CALLS, PAIR
Series
Accession:
GSE47547
ID:
200047547
6.

Dose-dependent toxic effects of dietary TCDD on juvenile zebrafish

(Submitter supplied) Juvenile zebrafish were fed Biodiet starter (4% body weight per day) for 42 d with TCDD added at 0 ppb, 0.1 ppb, 1 ppb, 10 ppb or 100 ppb. Fish were collected, sexed, weighed and length measured at 0, 7, 14, 28 or 42 d for TCDD assessment, histopathologic and microarray analysis. Microarray experiments were conducted in TCDD-treated (at 0, 0.1, 1, 10 and 100 ppb) for male and female sexed zebrafish at 28 d. more...
Organism:
Danio rerio
Type:
Expression profiling by array
Platform:
GPL17210
36 Samples
Download data: CALLS, PAIR
Series
Accession:
GSE47434
ID:
200047434
7.

Transcriptional Profiling of rat hypothalamic response to TCDD

(Submitter supplied) In many mammals, halogenated aromatic hydrocarbon (HAH) exposure causes wasting syndrome, defined as lethal weight loss as a result of severe and persistent hypophagia. The most potent HAH in causing wasting is 2,3,7,8-tetrachlorodibenzo-ρ-dioxin (TCDD), which exerts its toxic effects through the aryl hydrocarbon receptor (AHR) – a transcription factor. Because TCDD toxicity is thought to predominantly arise from dysregulation of AHR-transcribed genes, we hypothesized that wasting syndrome is due to TCDD-induced dysregulation of genes involved in regulation of food-intake. more...
Organism:
Rattus norvegicus
Type:
Expression profiling by array
Platform:
GPL19144
16 Samples
Download data: CEL, TXT
Series
Accession:
GSE61039
ID:
200061039
8.

Transcriptional profiling of the rat adipose tissue response to TCDD

(Submitter supplied) Rodents exposed to the environmental contaminant, TCDD, suffer from a number of acute and chronic toxicities, including lethality and a wasting syndrome. Hypothesizing that the wasting syndrome may be caused by changes in adipose tissue -- either in its hormonal regulation or in homeostatic effects -- we profiled the transcriptional response of rat white adipose to TCDD. We employed two separate rat strains: the Long-Evans strain is sensitive to TCDD toxicities while the Han/Wistar strain is over four orders of magnitude more resistant. more...
Organism:
Rattus norvegicus
Type:
Expression profiling by array
Platform:
GPL9199
28 Samples
Download data: CEL, DAT
Series
Accession:
GSE18301
ID:
200018301
9.

Dioxin effect on the pituitary and hypothalamic expression of genes in male fetal Wistar rats

(Submitter supplied) 2,3,7,8-Tetrachlorodibenzo-p-dioxin (TCDD) causes the many forms of reproductive toxicity, such as defects in sexual behaviors, in pups of which mother is exposed to this substance at lower doses. However, the mechanism underlying these defects remains to be clarified in spite of many researches conducted so far. Our previous studies have revealed that maternal treatment with TCDD attenuates the production of pituitary gonadotropins [luteinizing hormone (LH) and follicle-stimulating hormone] in the late fetuses, leading to the impairment of sexual behavior in adulthood. more...
Organism:
Rattus norvegicus
Type:
Expression profiling by array
Platform:
GPL6101
12 Samples
Download data: TXT
Series
Accession:
GSE32459
ID:
200032459
10.

Transcriptomic analyses of TCDD treated zebrafish liver

(Submitter supplied) To fully understand molecular toxicity of TCDD in an in vivo animal model, adult zebrafish were exposed to TCDD at 10 nM for 96 h and the livers were sampled for RNA-sequencing based transcriptomic profiling. A total of 1,058 differently expressed genes were identified based on fold-change>2 and TPM (transcripts per million) >10. Among the top 20 up-regulated genes, 10 novel responsive genes were identified and verified by qRT-PCR analysis on independent samples. more...
Organism:
Danio rerio
Type:
Expression profiling by high throughput sequencing
Platform:
GPL10658
2 Samples
Download data: TXT
Series
Accession:
GSE49915
ID:
200049915
11.

TCDD exposure in control and wfikkn1mutant zebrafish at 48 hpf

(Submitter supplied) This experiment investigates the role of a novel AHR-regulated gene on the global transcriptome in 48 hpf zebrafish exposed to 0.1% DMSO or 1 ng/mL TCDD.
Organism:
Danio rerio
Type:
Expression profiling by high throughput sequencing
Platform:
GPL14875
16 Samples
Download data: TXT, XLSX
Series
Accession:
GSE172418
ID:
200172418
12.

Fetal mouse heart, TCDD dose-response series

(Submitter supplied) Pregnant C57Bl6N mice were treated with 0 (corn oil), 1.5, 3.0, or 6.0 ug/kg TCDD on gd14.5. Fetal hearts were collected on gd17.5. Hearts from each litter were pooled onto one chip. 4 replicates of each condition were run on affymetrix MG_U74Av2 chips, using standard affymetrix protocols and controls. Keywords: dose-response, 3 doses plus corn oil control, 4 replicates
Organism:
Mus musculus
Type:
Expression profiling by array
Dataset:
GDS1302
Platform:
GPL81
20 Samples
Download data: CEL
Series
Accession:
GSE2812
ID:
200002812
13.
Full record GDS1302

2,3,7,8-tetrachlorodibenzo-p-dioxin effect on cardiovascular development

Analysis of gestational day (GD) 17.5 fetal hearts isolated from pregnant C57BL/6Ns treated at GD 14.5 with up to 6.0 ug/kg 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD). TCDD, a cardiovascular teratogen, inhibits cardiomyocyte proliferation, a process that peaks between GD 14.5 to 17.5.
Organism:
Mus musculus
Type:
Expression profiling by array, count, 2 agent, 4 dose sets
Platform:
GPL81
Series:
GSE2812
20 Samples
Download data: CEL
DataSet
Accession:
GDS1302
ID:
1302
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