Peptide Hormone PhIP-Seq Services

Transform Your Peptide Hormone Research

As part of our HuScan services, we are now offering our Peptide Hormone PhIP-Seq library services. Discover, quantify, and analyze peptide hormone interactions like never before.

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Advanced Services for Detecting Hormone-specific Autoantibodies

Unlock the Hidden Role of Hormone-targeting Autoantibodies in Health and Disease

The endocrine system controls critical physiological processes through peptide hormones, but emerging research reveals a crucial missing piece: circulating autoantibodies that bind directly to these hormones. Our innovative Peptide Hormone PhIP-Seq service provides the most comprehensive platform available for identifying these hormone-specific autoantibodies and their role in disease.

PhIP-Seq Methods and Analysis

HuScan PhIP-Seq enables simultaneous epitope-level autoantibody profiling against an entire human proteome.

PhIP-Seq Methods and Analysis Figure


Revolutionary PhIP-Seq Technology

Our Peptide Hormone PhIP-Seq service combines the power of phage display with next-generation sequencing to deliver unprecedented insights into hormone-targeting autoantibodies.

Due to the critical nature of these peptides and variations in phage display structure which might inhibit detection of an antibody response, each peptide hormone was displayed redundantly in multiple windowed contexts. Short hormones were displayed to the left, center, right, or repeated across the 34-mer peptide display window. Each version was displayed 5-times, providing abundant experimental redundancy for real detected reactions. An example of this for an insulin peptide is shown in the table below.

Peptide Hormone PhIP-Seq Library Design Strategy

An example of this for an insulin peptide is shown here.

Human peptide hormone PhIP-Seq library design strategy

Comprehensive Coverage and Unmatched Expertise

6,520 unique peptides

representing 356 hormone entries

290 human peptide hormones

plus 66 pharmaceutical preparations

Multiple display contexts

with 5-fold redundancy for maximum sensitivity

Epitope-level resolution

for precise antibody mapping

Proven validation

with commercial insulin antibodies and human serum samples

Why Choose CDI Labs?

As leaders in high-throughput serological screening, we combine cutting-edge technology with deep scientific expertise.

Our Peptide Hormone PhIP-Seq service represents the next generation of autoantibody detection, providing researchers with the tools needed to understand the complex interplay between hormones, immunity, and disease. Whether you're investigating metabolic disorders, autoimmune diseases, or exploring novel therapeutic targets, our hormone-focused PhIP-Seq platform delivers the comprehensive, high-resolution data you need to advance your research.

Unmatched Sensitivity

Our hormone-focused library provides superior detection compared to traditional one-by-one assays, with built-in redundancy ensuring reliable results.

Epitope-level Resolution

Precise mapping of antibody binding sites enables deeper understanding of autoantibody function and cross-reactivity patterns.

Proven Validation

Extensively validated with commercial insulin antibodies and human serum samples, demonstrating robust performance across diverse sample types.

Expert Analysis

Our team of scientists provides comprehensive data interpretation and supports your research goals with cutting-edge bioinformatics analysis.

Technical Excellence

Peptide Hormone PhIP-Seq services is integrated with HuScan® PhIP-Seq for proteome-wide analysis and is scalable for large cohort studies.

Ready to Transform Your Research?

Discover how Peptide Hormone PhIP-Seq can revolutionize your understanding of hormone-targeting autoantibodies
and accelerate your research breakthroughs.

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What Our Customers Are Saying

"With CDI Labs, identifying antibodies and their targets has never been so simple. Their passionate team, robust science and high-quality service unlock the discovery of new mechanisms, biomarkers and therapeutic targets."

Matthieu Roulleaux DugageGustave Roussy View poster, "Baseline serum level of IgG targeting annexin A2 is predictive of response to immunotherapy in patients with advanced NSCLC" presented at IMMUNOLOGY 2025

What Our Customers Are Saying

"We enjoyed working with CDI Labs. We used both VirScan and HuScan services from CDI Labs as part of our neurodegenerative disease research. The team at CDI Labs was very responsive and great to work with, and they went above and beyond to get us our results very quickly. They were particularly helpful in making contract arrangements and ensuring that everything was in place for a smooth collaboration. CDI Labs also provided a comprehensive statistical analysis, which will be invaluable as we build on our research. We’re still analyzing the data, but we’re confident that we’ll gain new insights into disease mechanisms that will advance our research."

Wouter Peelaerts, PhDProfessor, KU Leuven

What Our Customers Are Saying

"CDI Labs provide consistent service and consistently high-quality protein array products to our lab. Their sales and scientific team are courteous and timely in their responses to our queries.”

Dr. Andrew McKeonMayo Clinic College of Medicine & Science

Data and Technology Validated by Scientists

"We elected to use the HuProt Microarray because it is an extensive platform that contains over 21,000 unique, individually purified full-length human proteins and protein isoforms in duplicate, covering more than 81% of the proteome."

OncologistSchool of Medicine Research (as mentioned in "Baseline Serum Autoantibody Signatures Predict Recurrence and Toxicity in Melanoma Patients Receiving Adjuvant Immune Checkpoint Blockade" - AACR Clinical Caner Research - September 2022)

Data and Technology Validated by Scientists

"This (VirScan) assay, which uses phage display immunoprecipitation and sequencing, is a sensitive and focused high-comprehensive approach that enables thorough serological profiling of antiviral antibodies in humans and, consequently, the identification of viral exposure throughout the human virome."

Faculty of MedicineResearch Institution (as mentioned in "Human virome profiling identified CMV as the major viral driver of a high accumulation of senescent CD8+ T cells in patients with advanced NSCLC" - Science Advances - November 2023)

Data and Technology Validated by Scientists

"By using (HuProt) protein arrays, we were able to evaluate a broader range of antigens compared to previous investigations."

Senior ScientistBiotech Research (poster presentation at the San Antonio Breast Cancer Symposium 2023)