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Sample GSM6472204 Query DataSets for GSM6472204
Status Public on Jan 30, 2023
Title 22Rv1, Liver metastase drived, A01 22rv1-Lv-m3-2
Sample type SRA
 
Source name Liver metastase
Organism Homo sapiens
Characteristics cell type: Liver metastase
Growth protocol The medium for this cell lines is RPMI-1640 Medium supplumented with 10% fetal bovine serum.
Extracted molecule total RNA
Extraction protocol  Total RNA was extracted from each tissue by using Qiagen's ‘RNeasy’ RNA extraction kit (Qiagen).
RNA-sequencing was performed by GENEWIZ (South Plainfield, NJ, USA). RNA quantity and integrity were determined using the Qubit® Fluorometer and the Fragment Analyzer system with the PROSize 3.0 software (Agilent Technologies, Palo Alto, California, USA). The RQN were ranging from 8.8 to 10 for all samples, which was considered sufficient. Illumina TruSEQ RNA library prep and sequencing reagents were used following the manufacturer’s recommendations using polyA-selected transcripts (Illumina, San Diego, CA, USA). The samples were sequenced on the Illumina NovaSeq platform (2 x 150 bp, single index) and generated ~20 million paired-end reads for each sample.
 
Library strategy RNA-Seq
Library source transcriptomic
Library selection cDNA
Instrument model Illumina HiSeq 2500
 
Description 22Rv1, Liver metastase drived, A01
Data processing RNA quantity and integrity were determined using the Qubit® Fluorometer and the Fragment Analyzer system with the PROSize 3.0 software (Agilent Technologies, Palo Alto, California, USA). 
The RQN were ranging from 8.8 to 10 for all samples, which was considered sufficient. Illumina TruSEQ RNA library prep and sequencing reagents were used following the manufacturer’s recommendations using polyA-selected transcripts (Illumina, San Diego, CA, USA).
The samples were sequenced on the Illumina NovaSeq platform (2 x 150 bp, single index) and generated ~20 million paired-end reads for each sample.
Assembly: GRCh38
Supplementary files format and content: Sequence reads were trimmed to remove possible adapter sequences and nucleotides with poor quality using Trimmomatic v.0.36. The trimmed reads were mapped to the Homo sapiens GRCh38 reference genome available on ENSEMBL using the STAR aligner v.2.5.2b. The STAR aligner is a splice aligner that detects splice junctions and incorporates them to help align the entire read sequences. BAM files were generated as a result of this step. Below are the statistics of mapping the reads to the reference genome.
Supplementary files format and content: Unique gene hit counts were calculated by using featureCounts from the Subread package v.1.5.2. The hit counts were summarized and reported using the gene_id feature in the annotation file. Only unique reads that fell within exon regions were counted. If a strand-specific library preparation was performed, the reads were strand-specifically counted.
 
Submission date Aug 17, 2022
Last update date Jan 30, 2023
Contact name Himisha Beltran
E-mail(s) himisha_beltran@dfci.harvard.edu
Phone 6175829421
Organization name Dana Farber Cancer Institute
Department Department of Medical Oncology
Street address 450 Brookline Ave
City Boston
State/province MA
ZIP/Postal code 02115
Country USA
 
Platform ID GPL16791
Series (2)
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Relations
BioSample SAMN30370660
SRA SRX18078054

Supplementary file Size Download File type/resource
GSM6472204_22rv1-Lv-m3-2_counts.txt.txt.gz 4.3 Mb (ftp)(http) TXT
SRA Run SelectorHelp
Raw data are available in SRA
Processed data provided as supplementary file

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