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Total RNA Sequencing

Total RNA sequencing (Total RNA-seq)

Total RNA sequencing service is able to profile both coding and long non-coding transcripts (>100bp). Long non-coding RNAs (lncRNAs) are a moderately abundant fraction of the eukaryotic transcriptome, including lincRNAs (intergenic lncRNAs), intronic, anti-sense, sense and bidirectional lncRNAs. Effects of lncRNAs show evidence on multiple cellular functions and perform as prime targets on the regulation of gene transcription, post-transcriptional modifications, and epigenetics. In total RNA-seq pipeline, mRNAs and lncRNAs were enriched by depleting rRNA from the samples as the figure below.

Total RNA-Seq workflow diagram showing steps from RNA extraction and rRNA depletion to library preparation, sequencing, and data analysis.

Sample submission requirements

Service Sample Type Recommend Amount Minimum Amount Minimum concentration Quality
Total RNA-seq Total RNA 1 ug 200 ng 40 ng/ul Recommend: RIN>7 | Required: RIN>2.3 DV200 >66%
  • RIN stands for RNA integrity number, which is evaluated by measuring the ratio of 28S:18S
  • DV200 evaluates the percentage of fragments >200 nucleotides
  • Total RNA-seq may not be available for some species
  • The Core has the rights to determine whether the samples are qualified for the experiment
  • Please contact the core via email at [email protected] or call 713-500-7933 for more information.

Service workflow

Flowchart of the Total RNA-Seq service process, outlining sample submission, rRNA depletion, library preparation, sequencing, and bioinformatics analysis. Labels outline the steps, from Total RNA to RNA QC to rRNA depletion to Purify RNA to RNA fragment to cDNA synthesis to cDNA purification to end preparation to adaptor ligation to purification to PCR amplification to purify library to library QC to sequencing

Useful documents