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Sample GSM4300090 Query DataSets for GSM4300090
Status Public on Apr 07, 2020
Title Media 0h rep1
Sample type SRA
 
Source name dedifferentiating cells
Organism Dictyostelium discoideum
Characteristics strain: AX2
replicate: 1
timepoint: 0h
Treatment protocol Cells were developed for 14 h on Whatman #50 filter paper in a humified chamber. Developed cells were disaggregated in KK2 + 20 mM EDTA then dedifferentiated in HL5 growth medium as a shaken suspension
Growth protocol Before development, cells were grown in HL5 (Formedium, UK).
Extracted molecule total RNA
Extraction protocol Cells were pelleted and flash frozen. Total RNA was extracted by SDS-based lysis, followed by phenol extraction and ethanol preciptiation to remove protein.
100 ng total RNA was used to prepare mRNA libraries using NEBNext mRNA isolation kit and NEBNext Ultra Directional RNA Library preparation kit. mRNA fragmentation used manufacturer recommended conditions for a 300bp insert size. Library amplification used 13 cycles of PCR. 75bp paired-end reads were generated using an Illumina NextSeq 500.
 
Library strategy RNA-Seq
Library source transcriptomic
Library selection cDNA
Instrument model Illumina NextSeq 500
 
Data processing Paired end reads were mapped to the Dictyostelium genome (version obtained from Gareth Bloomfield, masking the duplication on chromosome 2) using Tophat v2.0.9; library type parameter fr-firststrand, -p 4, -g 0
reads for each gene were counted with HtSeqCount v0.5.4p3. -m union -s reverse -a 0
Genome_build: dicty_2.7
Supplementary_files_format_and_content: tab-delimited text file with read counts for all samples
 
Submission date Feb 06, 2020
Last update date Mar 09, 2021
Contact name Jonathan Chubb
E-mail(s) j.chubb@ucl.ac.uk
Organization name University College London
Department MRC Laboratory for Molecular Cell Biology
Street address Gower Street
City London
ZIP/Postal code WC1E 6BT
Country United Kingdom
 
Platform ID GPL26360
Series (2)
GSE144888 Cell and molecular transitions during efficient dedifferentiation: population timecourses
GSE144892 Cell and molecular transitions during efficient dedifferentiation
Relations
Reanalyzed by GSE152851
BioSample SAMN14052230
SRA SRX7691764

Supplementary data files not provided
SRA Run SelectorHelp
Raw data are available in SRA
Processed data are available on Series record

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