Bioinformatic Pipelines to Analyze lncRNAs RNAseq Data

Area of Science:

• Molecular Biology
• Genomics
• Bioinformatics

Background:

• The transcriptome, encompassing coding and noncoding RNAs, is crucial for cellular function.
• Long noncoding RNAs (lncRNAs) play significant regulatory roles but are complex to study.
• Existing technologies like microarrays and PCR have limitations in lncRNA analysis.

Purpose of the Study:

• To provide a detailed protocol for lncRNA analysis using high-throughput RNA sequencing.
• To highlight challenges encountered in the lncRNA annotation pipeline.
• To demonstrate methods for accurate evaluation to mitigate biased observations.

Main Methods:

• Utilizing high-throughput RNA sequencing for transcriptome-wide lncRNA characterization.
• Implementing bioinformatic pipelines for lncRNA annotation and quantification.
• Performing rigorous evaluation of the analytical procedure.

Main Results:

• RNA sequencing provides superior accuracy and discovery power for lncRNAs compared to older methods.
• The protocol effectively captures the complexity of lncRNA transcript isoforms.
• Identification of key challenges in lncRNA annotation pipelines.

Conclusions:

• High-throughput RNA sequencing is the definitive method for comprehensive lncRNA analysis.
• Careful protocol evaluation is essential for reliable and unbiased lncRNA research.
• This protocol serves as a guide for accurate lncRNA discovery and characterization.