Chromatin Immunoprecipitation followed by sequencing (ChIP-seq) is the gold-standard technique for mapping protein–DNA interactions and histone modifications genome-wide. CD BioSciences offers a full suite of ChIP-seq services tailored to different sample types, targets, and research questions. Our optimized protocols and deep analytical pipelines deliver publication-ready insights for epigenetics, transcriptional regulation, disease mechanism studies, and therapeutic discovery.
ChIP-seq combines immunoprecipitation of crosslinked protein–DNA complexes with high-throughput sequencing to identify genomic binding sites of transcription factors, histone modifications, and chromatin-associated proteins. By analyzing where these factors are bound or enriched across the genome, researchers can infer:
ChIP-seq is compatible with a wide range of experimental designs, from basic cell biology to translational tissue profiling.

Fig.1 ChIP-seq analysis workflow. (Nakato, R., et al., 2021)
To address the wide spectrum of research questions in transcriptional regulation and epigenetics, CD BioSciences offers multiple specialized ChIP-seq services. Each module is designed with optimized protocols, target-specific workflows, and tailored analysis strategies to meet the distinct needs of different chromatin targets and sample types.
Profile genome-wide histone modifications (e.g., H3K4me3, H3K27ac, H3K27me3) to map active, poised, or repressive chromatin states. Suitable for gene regulation studies, enhancer activity, and chromatin state annotation.

Transcription Factor ChIP-seq Service
Map transcription factor binding sites and occupancy dynamics with high sensitivity. Includes dual crosslinking protocols and antibody validation strategies to ensure success for dynamic and low-abundance targets.

Unlock archived formalin-fixed paraffin-embedded samples for ChIP-seq using optimized crosslink reversal and chromatin stabilization. Enables retrospective epigenomic analysis of clinical tissues and biopsies.

Super-enhancer Profiling Service
Identify and rank super-enhancer regions through H3K27ac ChIP-seq and enhancer clustering algorithms. Supports studies of transcriptional control, cell identity, and oncogenic drivers.

Profile RNA Polymerase II distribution to capture transcriptional engagement, pausing, and elongation dynamics. Compatible with total Pol II and phosphorylated forms (Ser2P, Ser5P).

And More
We also offer additional ChIP-based services tailored to specialized research needs, including custom assay development and pilot-scale validations.

Start mapping the epigenomic landscape of your system. Whether you're investigating transcriptional regulation, enhancer logic, chromatin states, or therapeutic mechanisms, CD BioSciences's ChIP-seq platform offers the versatility and resolution your research demands. Explore our ChIP-seq modules or contact us to build your custom project plan.
Reference
1. Nakato, R., & Sakata, T. (2021). Methods for ChIP-seq analysis: A practical workflow and advanced applications. Methods (San Diego, Calif.), 187, 44–53.
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