Author: Lei
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How To Analyze DNA Methylation Data For Absolute Beginners Part 3: From WGBS and RRBS Methylation Calls to Biological Insights
Introduction: From Methylation Calls to Biological Understanding In Part 2 of this series, we successfully preprocessed DNA methylation data from raw FASTQ files through to methylation calls using WGBS and RRBS approaches. Now comes the exciting part: transforming those methylation measurements into meaningful biological insights. This tutorial will guide you through the statistical analysis, visualization,
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How To Analyze DNA Methylation Data For Absolute Beginners Part 2: From Raw Data to Methylation Calls with WGBS and RRBS
Introduction: Understanding DNA Methylation Sequencing Technologies DNA methylation represents one of the most important epigenetic modifications in mammalian genomes, playing crucial roles in gene regulation, development, and disease. This chemical modification occurs when a methyl group is added to cytosine bases, primarily in CpG dinucleotide contexts. Understanding where and how methylation patterns change across different
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How To Analyze DNA Methylation Data For Absolute Beginners Part 1: From Raw EPIC Arrays To Biological Insights
A comprehensive step-by-step tutorial for analyzing DNA methylation data using Illumina Infinium MethylationEPIC BeadChip v2.0 Understanding DNA Methylation and Its Biological Significance DNA methylation represents one of the most important epigenetic modifications in mammalian genomes, acting as a molecular switch that regulates gene expression without altering the underlying DNA sequence. This chemical modification primarily occurs
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How To Analyze Hi-C Data For Absolute Beginners: From Raw Reads To 3D Genome Organization With Juicer
A comprehensive step-by-step guide to uncover three-dimensional chromosome structure using Juicer Introduction: Understanding Hi-C Technology The genome isn’t just a linear string of DNA—it exists as a complex three-dimensional structure within the cell nucleus. Understanding how chromosomes fold and interact in space is crucial for comprehending gene regulation, DNA repair mechanisms, and disease processes. Hi-C
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Complete Guide to NCBI Databases: Your Gateway to Biological Data
A comprehensive beginner’s guide to navigating the National Center for Biotechnology Information’s extensive database ecosystem Introduction: What is NCBI and Why Every Biologist Should Know It The National Center for Biotechnology Information (NCBI) stands as one of the most crucial resources in modern biological research. Established in 1988 as part of the National Library of
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How To Analyze CRISPR Screen Data For Complete Beginners – From FASTQ Files To Biological Insights
A comprehensive step-by-step guide to uncover gene function using CRISPR screening and MAGeCK analysis Introduction: Understanding CRISPR Screening Technology In the rapidly evolving landscape of functional genomics, CRISPR screening has emerged as one of the most powerful tools for systematically investigating gene function. This revolutionary technique allows researchers to interrogate thousands of genes simultaneously, revealing
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How To Download Gene Expression Data From TCGA and GTEx Using R: A Complete Guide for Cancer Genomics Research
A comprehensive step-by-step tutorial for accessing and analyzing large-scale genomic datasets Introduction: Unlocking the Power of Public Cancer Genomics Data Cancer research has been revolutionized by the availability of large-scale, high-quality genomic datasets. Two of the most valuable resources for researchers worldwide are The Cancer Genome Atlas (TCGA) and the Genotype-Tissue Expression (GTEx) project. This
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Build Once, Run Anywhere: Creating Portable NGS Analysis Environments with Docker
Never worry about “it works on my machine” again – create portable, reproducible NGS analysis environments Introduction: The Reproducibility Challenge in NGS Analysis Picture this scenario: you’ve spent weeks perfecting your ChIP-seq analysis pipeline on your local workstation. The results are beautiful, the workflow is smooth, and everything runs flawlessly. Then comes the moment of
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The Complete Guide to NGS Data Types and Formats: From Raw Reads to Analysis-Ready Files
Master the essential file formats in next-generation sequencing analysis Introduction: Understanding the NGS Data Ecosystem Next-generation sequencing (NGS) has revolutionized biological research by enabling us to read DNA, RNA, and epigenetic modifications at an unprecedented scale. However, with this power comes complexity – NGS workflows generate dozens of different file formats, each serving specific purposes
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How To Analyze CUT&RUN/Tag Data For Absolute Beginners: From FASTQ to Peaks
A comprehensive step-by-step guide to understanding and analyzing CUT&RUN and CUT&Tag data for high-precision chromatin profiling Introduction: The Evolution of Chromatin Profiling Technologies Understanding protein-DNA interactions and chromatin organization remains one of molecular biology’s most fundamental challenges. While ChIP-seq and ATAC-seq have been the gold standards for chromatin profiling, CUT&RUN (Cleavage Under Targets and Release
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Recent Posts
- How to Analyze Single-Cell RNA-seq Data – Complete Beginner’s Guide Part 12: Build Gene Co-expression Networks Using hdWGCNA
- How to Analyze Single-Cell RNA-seq Data — Complete Beginner’s Guide Part 11: Copy Number Variation Analysis Using CopyKAT
- No More Command-Line Only: Run Jupyter Lab, RStudio, and VS Code Interactively in Your Browser on Any HPC Cluster with Pixi
- How to Analyze Single-Cell RNA-seq Data – Complete Beginner’s Guide Part 10: Cell-Cell Communication Analysis Using NicheNet
Tags
Alternative Splicing Analysis ATAC-seq BAM ChIP-seq chromatin accessibility CNV DESeq2 Differential Expression edgeR FASTQ GATK Mutect2 gene expression heatmap HOMER HPC Isoform limma MACS2 MAF miRNA miRNA-seq MSigDB Normalization peak calling RNA-seq SLURM somatic mutations Transcript VCF whole genome sequencing