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Items: 1 to 20 of 708

1.

Euo is a developmental regulator that represses late genes and activates midcycle genes in C. trachomatis

(Submitter supplied) The pathogenic bacterium Chlamydia reproduces via an unusual intracellular developmental cycle in which it converts from a dividing form (reticulate body or RB) to an infectious form (elementary body or EB). The transcription factor Euo has been proposed as a developmental regulator in C. trachomatis because it repressed a number of late chlamydial promoters, which are transcribed during RB-to-EB conversion. more...
Organism:
Chlamydia trachomatis
Type:
Expression profiling by high throughput sequencing
Platform:
GPL32238
18 Samples
Download data: XLSX
Series
Accession:
GSE202414
ID:
200202414
2.

Ectopic expression of transcriptional regulatory proteins reveals two classes of late genes during chlamydial development, corresponding to the IB and EB cell type.

(Submitter supplied) The bacteria in the chlamydiales order are obligate intracellular parasites of eukaryotic cells. They are reliant on an infectious cycle consisting of at least three phenotypically distinct cell forms termed the reticulate body (RB), the intermediate body (IB) and the elementary body (EB). The EB is infectious but does not replicate. The RB replicates in the host cell but is non-infectious, while the IB is an intermediate form that transitions to the EB form. more...
Organism:
Chlamydia trachomatis
Type:
Expression profiling by high throughput sequencing
Platform:
GPL28812
30 Samples
Download data: TXT
Series
Accession:
GSE262652
ID:
200262652
3.

Supermajority of Chlamydia trachomatis genes are activated during the first hour of infection

(Submitter supplied) The obligate intracellular bacterium Chlamydia has a unique developmental cycle that alternates between two contrasting cell types. With a hardy envelope and highly condensed genome, the small elementary body (EB) maintains limited metabolic activities yet can survive in an extracellular environment and is infectious. After entering host cells, EBs differentiate into larger and proliferating reticulate bodies (RBs). more...
Organism:
Chlamydia trachomatis
Type:
Expression profiling by high throughput sequencing
Platform:
GPL28812
12 Samples
Download data: TXT
Series
Accession:
GSE248988
ID:
200248988
4.

Transcriptomes of Chlamydia trachomatis L2 with Conditional GrgA deficiency

(Submitter supplied) To determine the role that GrgA plays in chlamydial physiology, we constructed a Chlamydia trachomatis mutant that we term L/cgad-peig, in which the chromosomal grgA (ctl0766 or ct504) has been disrupted by Targetron mutagenesis, and the plasmid carries an inducible grgA under the control of anhydrotetracycline (ATC). RNA-Seq analysis was performed for L2/cgad-peig grown with and without ATC.
Organism:
Chlamydia trachomatis
Type:
Expression profiling by high throughput sequencing
Platform:
GPL32238
12 Samples
Download data: TXT
Series
Accession:
GSE234589
ID:
200234589
5.

Identification of the alternative sigma factor regulons of Chlamydia trachomatis using multiplexed CRISPR interference

(Submitter supplied) RNAseq analysis was performed for C. trachomatis serovar L2 after knocking down or overexpressing different sigma factors.
Organism:
Chlamydia trachomatis L2/434/Bu
Type:
Expression profiling by high throughput sequencing
Platform:
GPL33362
48 Samples
Download data: XLSX
Series
Accession:
GSE230645
ID:
200230645
6.

Molecular basis of strain variations of a chlamydial pathogen of arthropods

(Submitter supplied) Variations between strains have been extensively studied in human pathogens mainly because even genomically highly identical strains can cause severely different phenotypes in their hosts. Here we investigate within-species diversity in Rhabdochlamydia porcellionis a pathogen infecting terrestrial isopods and a member of the phylum Chlamydia that also includes well-known human pathogens as Chlamydia trachomatis. more...
Organism:
Candidatus Rhabdochlamydia porcellionis
Type:
Expression profiling by high throughput sequencing
Platform:
GPL32597
18 Samples
Download data: TXT
Series
Accession:
GSE212062
ID:
200212062
7.

Euo is a developmental regulator that represses late genes and activates midcycle genes in C. trachomatis

(Submitter supplied) The pathogenic bacterium Chlamydia reproduces via an unusual intracellular developmental cycle in which it converts from a dividing form (reticulate body or RB) to an infectious form (elementary body or EB). The transcription factor Euo has been proposed as a developmental regulator in C. trachomatis because it repressed a number of late chlamydial promoters, which are transcribed during RB-to-EB conversion. more...
Organism:
Chlamydia trachomatis
Type:
Expression profiling by high throughput sequencing
Platform:
GPL32238
16 Samples
Download data: XLSX
Series
Accession:
GSE202416
ID:
200202416
8.

Euo is a developmental regulator that represses late genes and activates midcycle genes in C. trachomatis

(Submitter supplied) The pathogenic bacterium Chlamydia reproduces via an unusual intracellular developmental cycle in which it converts from a dividing form (reticulate body or RB) to an infectious form (elementary body or EB). The transcription factor Euo has been proposed as a developmental regulator in C. trachomatis because it repressed a number of late chlamydial promoters, which are transcribed during RB-to-EB conversion. more...
Organism:
Chlamydia trachomatis
Type:
Other
Platform:
GPL32238
8 Samples
Download data: XLSX
Series
Accession:
GSE202415
ID:
200202415
9.

Dual RNA-seq of chlamydial and host cell transcriptomes during nutritional stress

(Submitter supplied) We utilized host-pathogen dual RNA-sequencing to elucidate the transcriptomes of both Chlamydia trachomatis and the infected HeLa cell during nutritional conditions that induce persistence.
Organism:
Chlamydia trachomatis L2/434/Bu; Homo sapiens
Type:
Expression profiling by high throughput sequencing
Platforms:
GPL30321 GPL30320
18 Samples
Download data: CSV
Series
Accession:
GSE179003
ID:
200179003
10.

Heat shock-induced transcriptomic response in Chlamydia trachomatis

(Submitter supplied) Heat shock-induced transcriptomic response in Chlamydia trachomatis
Organism:
Chlamydia trachomatis
Type:
Expression profiling by high throughput sequencing
Platform:
GPL28812
6 Samples
Download data: FA, GTF, TXT
Series
Accession:
GSE173366
ID:
200173366
11.

A GrgA-Euo-HrcA transcriptional regulatory network controls the growth and development of the obligate intracellular bacterium Chlamydia

(Submitter supplied) Effects of overexpression of Chlamydia trachomatis transcription factors GrgA, Euo and HrcA on the chlamydial transcriptome were determined.
Organism:
Chlamydia trachomatis
Type:
Expression profiling by high throughput sequencing
Platform:
GPL28812
36 Samples
Download data: TXT
Series
Accession:
GSE153747
ID:
200153747
12.

Heterotrophic growth on formate is dependent on the maintenance of intracellular pH for the thermoacidophilic methanotroph Methylacidiphilum sp RTK17.1.

(Submitter supplied) In this work, we investigated intracellular pH homeostasis within the thermoacidophilc methanotroph Methylacidiphilum sp. RTK17.1. Our findings show the proton motive force for this species is primarily generated by a pH gradient across the cellular membrane. In batch experiments, the addition of formate resulted in no observable cell growth and, correspondingly, acidification of the cytosol, decreased formate dehydrogenase activity and (presumably) cell-death. more...
Organism:
Candidatus Methylacidiphilum infernorum
Type:
Expression profiling by high throughput sequencing
Platform:
GPL26766
3 Samples
Download data: TXT
Series
Accession:
GSE145277
ID:
200145277
13.

RNA Seq analysis of Chlamydia trachomatis D serovar in axenic culture

(Submitter supplied) Chlamydia trachomatis D serovar was grown in axenic culture with G6P or G6P with glutamine. The data reveal the early transcriptonal regulation in the bacteria.
Organism:
Chlamydia trachomatis
Type:
Expression profiling by high throughput sequencing
Platform:
GPL28305
9 Samples
Download data: TXT
Series
Accession:
GSE147539
ID:
200147539
14.

Transcriptome Kuenenia stuttgartiensis bioreactor

(Submitter supplied) Anaerobic ammonium-oxidising (anammox) bacteria, members of the ‘Candidatus Brocadiaceae’ family, play an important role in the nitrogen cycle and are estimated to be responsible for about half of the oceanic nitrogen loss to the atmosphere. Anammox bacteria combine ammonium with nitrite and produce dinitrogen gas via the intermediates nitric oxide and hydrazine (anammox reaction) while nitrate is formed as a by-product. more...
Organism:
Candidatus Kuenenia stuttgartiensis
Type:
Expression profiling by high throughput sequencing
Platform:
GPL28427
2 Samples
Download data: CSV
Series
Accession:
GSE148825
ID:
200148825
15.

A primary Chlamydia trachomatis genital infection of Rhesus macaques identifies new immunodominant B-cell antigens

(Submitter supplied) To identify immunodominant antigens that elicit a humoral immune response following a primary genital infection, rhesus monkeys were inoculated cervically with Chlamydia trachomatis serovar D. Serum samples were collected and probed with a protein microarray expressing 864/894 (96.4%) of the open reading frames of the C. trachomatis serovar D genome. The antibody response was analyzed in 72 serum samples from 12 inoculated monkeys. more...
Organism:
Chlamydia trachomatis; Macaca mulatta
Type:
Protein profiling by protein array
Platform:
GPL28497
72 Samples
Download data: TXT
Series
Accession:
GSE151183
ID:
200151183
16.

Molecular causes of an evolutionary shift along the parasitism-mutualism continuum in a bacterial symbiont

(Submitter supplied) Symbiosis is a ubiquitous phenomenon in nature, and these inter-species interactions have a massive impact on organisms, shaping the world around us today. The relationship between the partners in microbial symbioses have been described as existing along a parasitism-mutualism continuum, and the dynamics of this continuum are dependent upon numerous genotypic and environmental factors. Theoretical and experimental studies show that vertical transmission (VT) leads to the evolution of mutualistic traits, whereas horizontal transmission (HT) facilitates the emergence of parasitic features. more...
Organism:
Parachlamydia acanthamoebae UV-7
Type:
Expression profiling by high throughput sequencing
Platform:
GPL27541
18 Samples
Download data: TXT
Series
Accession:
GSE138099
ID:
200138099
17.

Hydrogen metabolism influences glycogen production in a verrucomicrobial methanotroph

(Submitter supplied) Metabolic flexibility in aerobic methane oxidising bacteria (methanotrophs) enhances cell growth and survival in instances where resources are variable or limiting. Examples include the production of intracellular compounds (such as glycogen or polyhydroxyalkanoates) in response to unbalanced growth conditions and the use of some energy substrates, besides methane, when available. Indeed, recent studies show that verrucomicrobial methanotrophs can grow mixotrophically through oxidation of hydrogen and methane gases via respiratory membrane-bound group 1d [NiFe] hydrogenases and methane monooxygenases respectively. more...
Organism:
Candidatus Methylacidiphilum infernorum
Type:
Expression profiling by high throughput sequencing
Platform:
GPL26766
5 Samples
Download data: TXT
Series
Accession:
GSE132517
ID:
200132517
18.

Symbiont-mediated defense against Legionella pneumophila in amoebae

(Submitter supplied) Legionella pneumophila are important opportunistic pathogens for which environmental reservoirs such as protists are crucial for the infection of humans. Free-living amoebae are considered key hosts providing nutrients and shelter for highly efficient intracellular proliferation of L. pneumophila, which eventually leads to lysis of the amoeba host cell. Yet, the significance of other bacterial players for L. more...
Organism:
Acanthamoeba castellanii; Legionella pneumophila; Candidatus Protochlamydia amoebophila
Type:
Expression profiling by high throughput sequencing
4 related Platforms
22 Samples
Download data: TXT
Series
Accession:
GSE125876
ID:
200125876
19.

DksA controls the response of the Lyme disease spirochete Borrelia burgdorferi to starvation

(Submitter supplied) The pathogenic spirochete Borrelia burgdorferi senses and responds to diverse environmental challenges, including changes in nutrient availability, throughout its natural infectious cycle in Ixodes spp. ticks and mammalian hosts. This study examined the role of the putative DnaK suppressor protein (DksA) in the transcriptional response of B. burgdorferi to starvation. Wild-type and dksA-deficient B. more...
Organism:
Yersinia pestis; Borreliella burgdorferi; Chlamydia trachomatis; Staphylococcus aureus; Coxiella burnetii; Streptococcus pyogenes
Type:
Expression profiling by array
Platform:
GPL2129
12 Samples
Download data: CEL, CHP
Series
Accession:
GSE119023
ID:
200119023
20.

Transcriptional response of C.trachomatis to early-cycle and mid-cycle iron-starvation

(Submitter supplied) This SuperSeries is composed of the SubSeries listed below.
Organism:
Chlamydia trachomatis
Type:
Expression profiling by high throughput sequencing
Platform:
GPL24258
28 Samples
Download data
Series
Accession:
GSE106763
ID:
200106763
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