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Sample GSM7434722 Query DataSets for GSM7434722
Status Public on Jan 11, 2024
Title 171R-NIC/p66Low (Parental)
Sample type SRA
 
Source name Mammary fat pad
Organism Mus musculus
Characteristics tissue: Mammary fat pad
strain: FVB/N
disease state: mammary tumor
genotype: NIC/p66Low
phenotype: Parental
Sex: female
Treatment protocol Orthotopic injections were performed in 8- to 12-week-old FVB/N mice for NIC cells, using 250,000 NIC cells per mouse suspended in a 1:1 mixture of PBS and matrigel (VWR, CACB354234). The area of the fourth mammary fat pad was depilated and sterilized before suspended cells were injected into the fat pad itself through a small incision. Subcutaneous carpofen and topical lidocaine were applied as analgesics.
Extracted molecule total RNA
Extraction protocol Total RNA was extracted using RNeasy Midi Kit (QIAGEN).
Library preparation was performed using the rRNA-depleted stranded (HMR) kit according to instruction from the manufacturer
 
Library strategy RNA-Seq
Library source transcriptomic
Library selection cDNA
Instrument model Illumina HiSeq 4000
 
Description 171R-NIC_p66Low_parental
Data processing Raw reads were trimmed using Trimmomatic v0.32. First, adaptors and other Illumina-specific sequences from each read were removed using palindrome mode. Then, a four-nucleotide sliding window removes the bases once the average quality within the window falls below 30. Next, the first four bases at the start of each read were removed. Finally, reads shorter than 30 base pairs were dropped.
Cleaned reads were aligned to the mouse reference genome build mm10 using STAR v2.3.0e with default settings. Reads mapping to more than 10 locations in the genome (MAPQ < 1) were discarded.
Gene expression levels were estimated by quantifying primary alignments mapping to at most 2 locations (MAPQ >= 3) to exonic regions (the maximal genomic locus of each gene and its known isoforms) using featureCounts v1.4.4 and the mm10 ensGene annotation set from Ensembl.
Assembly: mm10
Supplementary files format and content: tab separated file containing the raw exonic counts for each sample using the mm10 Ensembl annotation set.
 
Submission date May 31, 2023
Last update date Jan 11, 2024
Contact name Claudia L Kleinman
E-mail(s) claudia.kleinman@mcgill.ca
Phone 514-340-8222 25139
Organization name Lady Davis Institute for Medical Research
Department Human Genetics
Street address 3999 Côte Ste-Catherine Road
City Montréal
State/province Québec
ZIP/Postal code H3T 1E2
Country Canada
 
Platform ID GPL21103
Series (1)
GSE233779 NIC/VC and NIC/p66 mammary tumors
Relations
BioSample SAMN35540138
SRA SRX20546971

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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