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Links from GEO DataSets

Items: 20

1.

Transcriptomics of lateral root initiation in Maize

(Submitter supplied) We developed a method to synchronize the induction of lateral roots in primary and adventitious roots of Zea mays, and used it to perform a genome-wide transcriptome analysis of the pericycle cells in front of the phloem poles during lateral root initiation.
Organism:
Zea mays
Type:
Expression profiling by array
Platform:
GPL16941
30 Samples
Download data
Series
Accession:
GSE45691
ID:
200045691
2.

SLR/IAA14-dependent auxin induced lateral root initiation

(Submitter supplied) Lateral root initiation was used as a model system to study the mechanisms behind auxin-induced cell division. Genome-wide transcriptional changes were monitored during the early steps of lateral root initiation. Inclusion of the dominant auxin signaling mutant solitary root1 (slr1) identified genes involved in lateral root initiation that act downstream of the AUX/IAA signaling pathway. Interestingly, key components of the cell cycle machinery were strongly defective in slr1, suggesting a direct link between AUX/IAA signaling and core cell cycle regulation. more...
Organism:
Arabidopsis thaliana
Type:
Expression profiling by array
Dataset:
GDS1515
Platform:
GPL198
14 Samples
Download data: CEL
Series
Accession:
GSE3350
ID:
200003350
3.
Full record GDS1515

Lateral root initiation model of auxin-induced cell division: time course

Analysis of the root of early auxin signaling mutant slr1 treated with auxin species alpha-naphthaleneacetic acid for up to 6 hours. Auxin triggers lateral root initiation (LRI), marked by cell divisions in the pericycle. LRI is absent in slr1. Results provide insight into the early events of LRI.
Organism:
Arabidopsis thaliana
Type:
Expression profiling by array, count, 2 agent, 2 genotype/variation, 3 time sets
Platform:
GPL198
Series:
GSE3350
14 Samples
Download data: CEL
4.

Phosphate Starvation of Maize Inhibits Lateral Root Formation and Alters Gene Expression in the Lateral Root Primordium Zone

(Submitter supplied) Low phosphate concentrations are frequently a constraint for maize growth and development, and therefore, enormous quantities of phosphate fertilizer are expended in maize cultivation, which increases the cost of planting. Low phosphate stress not only increases root biomass but can also cause significant changes in root morphology. Low phosphate availability has been found to favor lateral root growth over primary root growth by dramatically reducing primary root length and increasing lateral root elongation and lateral root density in Arabdopsis. more...
Organism:
Zea mays
Type:
Expression profiling by array
Platform:
GPL6438
9 Samples
Download data: GPR
Series
Accession:
GSE36368
ID:
200036368
5.

Single-cell type transcriptome analysis of maize roothair

(Submitter supplied) We investigated root hair-specific transcriptome using RNA-seq in maize. ZmLRL5 was further identified as a key regulator of maize root hair elongation.
Organism:
Zea mays
Type:
Expression profiling by high throughput sequencing
Platform:
GPL17628
14 Samples
Download data: TXT
Series
Accession:
GSE123164
ID:
200123164
6.

Conserved Molecular Program for Root Development in Diverse Plants

(Submitter supplied) We define genome-wide temporal expression patterns of root development genes in seven vascular plants, enabling a detailed comparative analysis of the molecular development of a single organ across diverse species.
Organism:
Oryza sativa; Cucumis sativus; Arabidopsis thaliana; Solanum lycopersicum; Selaginella moellendorffii; Zea mays; Glycine max
Type:
Expression profiling by high throughput sequencing
7 related Platforms
60 Samples
Download data: CSV
Series
Accession:
GSE64665
ID:
200064665
7.

The distinct transcription patterns correlate with the differential growth responses to salt stress in maize roots

(Submitter supplied) We found that primary root (PR) is more resistant to salt stress compared with crown roots (CR) and seminal roots (SR). To understand better salt stress responses in maize roots, six RNA libraries were generated and sequenced from primary root (PR), primary roots under salt stress (PR-salt) , seminal roots (SR), seminal roots under salt stress (SR-salt), crown roots (CR), and crown roots under salt stress (CR-salt). more...
Organism:
Zea mays
Type:
Expression profiling by high throughput sequencing
Platform:
GPL15463
6 Samples
Download data: TXT
Series
Accession:
GSE53995
ID:
200053995
8.

Diversification of Root Hair Development Genes in Vascular Plants

(Submitter supplied) Purpose: The root hair is a model for understanding evolution of individual cell differentiation programs in plants. We compare the expression of the genes that participate in root hair development between Arabidopsis and other vascular plants to assess the conservation/diversification of the root hair development programs in vascular plants. Methods: We used RNA-Seq, in triplicates, to measure the genome-wide transcription activity of the root-hair cells isolated by Fluorescence-activated cell sorting (FACS) in Arabidopsis (COBL9::GFP transgeneic line, AtRH) and rice (EXPA30::GFP transgenic line, OsRH). more...
Organism:
Arabidopsis thaliana; Solanum lycopersicum; Zea mays; Oryza sativa; Cucumis sativus; Glycine max
Type:
Expression profiling by high throughput sequencing
8 related Platforms
30 Samples
Download data: XLS, XLSX
Series
Accession:
GSE85516
ID:
200085516
9.

Expression data from Arabidopsis seedlings upon LRIS using NAA (1-Naphthaleneacetic acid) or non-auxin-like lateral root inducer naxillin

(Submitter supplied) The acquisition of water and nutrients by plant roots is a fundamental aspect of agriculture and strongly depends on root architecture. Root branching and expansion of the root system is achieved through the development of lateral roots and is to a large extent controlled by the plant hormone auxin. However, the pleiotropic effects of auxin or auxin-like molecules on root systems complicate the study of lateral root development. more...
Organism:
Arabidopsis thaliana
Type:
Expression profiling by array
Platform:
GPL198
15 Samples
Download data: CEL
Series
Accession:
GSE42896
ID:
200042896
10.

Genome-wide mapping of Zea maize TSSs

(Submitter supplied) Genome-wide mapping of the TSS in root and shoot from two maize lines B73 and A632 Genome-wide locations and dynamics of maize core promoters obtained from the experimental establishment of the TSSs coordinates. The work derived from this data it is the first genome-wide atlas of core promoters and its dynamic generated for an important crop species.
Organism:
Zea mays subsp. mays
Type:
Expression profiling by high throughput sequencing
Platform:
GPL17914
8 Samples
Download data: BED, CSV
Series
Accession:
GSE70251
ID:
200070251
11.

RNAseq analysis of Mo17 seedlings

(Submitter supplied) Quantify gene expression by measurement of mRNA in maize inbred line Mo17 mRNA-seq used as part of the validation of CAGE results used for the genome-wide location and dynamic of maize core promoters obtained from the experimental establishment of the TSSs coordinates
Organism:
Zea mays subsp. mays
Type:
Expression profiling by high throughput sequencing
Platform:
GPL17914
4 Samples
Download data: FPKM_TRACKING, GTF, TXT
Series
Accession:
GSE70192
ID:
200070192
12.

A single cell view of the transcriptome during lateral root initiation

(Submitter supplied) Plant root architecture is a major determinant of fitness, and is under constant modification in response to favorable and unfavorable environmental stimuli. Beyond impacts on the primary root, the environment can also alter the position, spacing, density, and length of secondary or lateral roots. Lateral root development is among the best-studied developmental processes in Arabidopsis thaliana, yet the earliest steps of organogenesis remain elusive. more...
Organism:
Arabidopsis thaliana
Type:
Expression profiling by high throughput sequencing
Platform:
GPL19580
7 Samples
Download data: MTX, RDS, TSV
Series
Accession:
GSE158761
ID:
200158761
13.

Maize coleoptilar node development: WT vs. rtcs

(Submitter supplied) Maize (Zea mays L.) and other monocot cereals develop extensive shoot-borne root systems from nodal structures of the shoot to secure water and nutrient uptake and provide anchorage in the soil. In the present study, the early stages of coleoptilar node (first shoot-node) development of maize were subjected to a detailed morphological and histological analysis followed by a comprehensive microarray profiling via 105 k oligonucleotide microarrays. more...
Organism:
Zea mays
Type:
Expression profiling by array
Platform:
GPL10837
24 Samples
Download data: TXT
Series
Accession:
GSE25467
ID:
200025467
14.

High-throughput single-cell transcriptome profiling of plant cell types

(Submitter supplied) Single-cell transcriptome analysis of heterogeneous tissues can provide high-resolution windows into the spatiotemporal dynamics of developmental processes and environmental responses. Here we use the high-hroughput Drop-seq approach to profile the transcriptomes of over 12,000 individual cells from the Arabidopsis root. We identify marker genes for a diversity of cell types, capture cell-type frequency and gene expression alterations in response to sucrose, and illuminate the transcriptome changes that occur across endodermis development.
Organism:
Arabidopsis thaliana
Type:
Expression profiling by high throughput sequencing
Platforms:
GPL21785 GPL17639 GPL19580
11 Samples
Download data: CSV, TXT
Series
Accession:
GSE122687
ID:
200122687
15.

Ground tissue circuitry regulates organ complexity in monocot roots [root meristem scRNA-seq]

(Submitter supplied) Most plant roots have multiple cortex layers that make up the bulk of the organ and play key roles in physiology like flood tolerance and symbiosis. However, little is known about how cortical layers form outside the highly reduced anatomy of the model Arabidopsis. Here we use single-cell RNAseq to rapidly generate a cell-resolution map of the maize root, revealing an alternative configuration of the tissue-formative SHORT-ROOT (SHR) signaling pathway adjacent to the expanded cortex. more...
Organism:
Zea mays
Type:
Expression profiling by high throughput sequencing
Platforms:
GPL25410 GPL17628 GPL20156
9 Samples
Download data: CSV, TXT
Series
Accession:
GSE173087
ID:
200173087
16.

Ground tissue circuitry regulates organ complexity in monocot roots

(Submitter supplied) This SuperSeries is composed of the SubSeries listed below.
Organism:
Zea mays
Type:
Expression profiling by high throughput sequencing
4 related Platforms
65 Samples
Download data
Series
Accession:
GSE172302
ID:
200172302
17.

Ground tissue circuitry regulates organ complexity in monocot roots [roottissues]

(Submitter supplied) Most plant roots have multiple cortex layers that make up the bulk of the organ and play key roles in physiology like flood tolerance and symbiosis. However, little is known about how cortical layers form outside the highly reduced anatomy of the model Arabidopsis. Here we use single-cell RNAseq to rapidly generate a cell-resolution map of the maize root, revealing an alternative configuration of the tissue-formative SHORT-ROOT (SHR) signaling pathway adjacent to the expanded cortex. more...
Organism:
Zea mays
Type:
Expression profiling by high throughput sequencing
Platform:
GPL30012
24 Samples
Download data: CSV
Series
Accession:
GSE172280
ID:
200172280
18.

Ground tissue circuitry regulates organ complexity in monocot roots [slices]

(Submitter supplied) Most plant roots have multiple cortex layers that make up the bulk of the organ and play key roles in physiology like flood tolerance and symbiosis. However, little is known about how cortical layers form outside the highly reduced anatomy of the model Arabidopsis. Here we use single-cell RNAseq to rapidly generate a cell-resolution map of the maize root, revealing an alternative configuration of the tissue-formative SHORT-ROOT (SHR) signaling pathway adjacent to the expanded cortex. more...
Organism:
Zea mays
Type:
Expression profiling by high throughput sequencing
Platform:
GPL20156
32 Samples
Download data: TXT
Series
Accession:
GSE172277
ID:
200172277
19.

A high resolution organ expression map reveals novel expression patterns and predicts cellular function

(Submitter supplied) Transcriptional programs that regulate development are exquisitely controlled in space and time. Elucidating these programs that underlie development is essential to understanding the acquisition of cell and tissue identity. We present microarray expression profiles of a high resolution set of developmental time points within a single Arabidopsis root, and a comprehensive map of nearly all root cell-types. more...
Organism:
Arabidopsis thaliana
Type:
Expression profiling by array
Platform:
GPL198
33 Samples
Download data: CEL
Series
Accession:
GSE8934
ID:
200008934
20.

Growth is required for perception of water availability to pattern plant root branches

(Submitter supplied) Lateral root branching in higher plants is promoted in regions locally contacting a source of water, and suppressed in regions exposed to low water availability. We found that developmental competence to respond to this environmental signal is limited to growing tissues. We profiled gene expression in regions of the maize primary root exposed to low and high water availability both within and outside of the zone of competence.
Organism:
Zea mays
Type:
Expression profiling by high throughput sequencing
Platform:
GPL15463
12 Samples
Download data: CSV, XLSX
Series
Accession:
GSE92406
ID:
200092406
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