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Sample GSM6930720 Query DataSets for GSM6930720
Status Public on May 03, 2023
Title Microbiota of Stool from patient SYN_12 PRE treatment [SF12]
Sample type SRA
 
Source name Stool
Organism Homo sapiens
Characteristics tissue: Stool
patient id: SYN_12
treatment time: PRE
treatment type: Placebo
condition: Obese
age: 67
gender: F
smoker: No
Treatment protocol NA
Growth protocol NA
Extracted molecule genomic DNA
Extraction protocol Genomic DNA was extracted using the DNeasy PowerSoil Pro Kit (Qiagen, Hilden, Germany)
Illumina 16S Metagenomic Sequencing Library Preparation protocol ( see https://emea.support.illumina.com)
 
Library strategy OTHER
Library source genomic
Library selection other
Instrument model Illumina MiSeq
 
Description 16s rRNA v3-v4 sequencing of human Stool
Data processing library strategy: 16s rRNA v3-v4 paired-end (2x300) amplicon sequencing
demultiplexing: from raw to demultiplexed fastq files please contact IGA Technology Services (Udine, Italy)
primer check and trimming: qiime cutadapt trim-paired --i-demultiplexed-sequences demux-paired-end.qza --p-front-f CCTACGGGNGGCWGCAG --p-front-r GACTACNVGGGTWTCTAATCC --p-cores 7 --o-trimmed-sequences trimmed-seqs.qza --p-discard-untrimmed --p-minimum-length 100 --verbose >Log_di_cutadapt.txt
quality check: qiime demux summarize --i-data trimmed-seqs.qza --o-visualization demux.qzv
quality trimming, pair merging and ASV table creation: qiime dada2 denoise-paired --i-demultiplexed-seqs trimmed-seqs.qza --p-trim-left-f 0 --p-trim-left-r 0 --p-trunc-len-f 264 --p-trunc-len-r 179 --o-table table.qza --o-representative-sequences rep-seqs.qza --o-denoising-stats denoising-stats.qza --p-n-threads 7
taxonomic assignment: qiime feature-classifier classify-sklearn --i-classifier SILVA_138_V3V4_BayesClassifier.qza --i-reads rep-seqs.qza --o-classification taxonomy.qza
further analyses: R software (see the relative script publicly available at github.com/LeandroD94)
Assembly: NA
Supplementary files format and content: feature_table.csv: CSV text file containing the abundance table
Supplementary files format and content: taxonomy.tsv: TSV text file containing the complete taxonomic classification of the reference sequence
Supplementary files format and content: dna-sequences.fasta: txt file containing the ASV names and sequences
 
Submission date Jan 12, 2023
Last update date May 03, 2023
Contact name Matteo Ramazzotti
E-mail(s) matteo.ramazzotti@unifi.it
Organization name University of Florence
Department Experimental and Clinical Biomedical Sciences
Street address viale Morgagni 50
City Firenze
ZIP/Postal code 50134
Country Italy
 
Platform ID GPL15520
Series (1)
GSE222755 Survey of microbiota composition differences between obese subjects before and after Lactiplantibacillus plantarum probiotic treatment
Relations
BioSample SAMN32717688
SRA SRX19017716

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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