HCD/HCP Custom Kit Development Service

Custom assay development for Residual Host Cell DNA (HCD) and Host Cell Protein (HCP)—from antigen/assay design to kit validation and routine supply.

What We Offer

Two end-to-end customization tracks to match your process and regulatory needs.

HCP 2
HCP ELISA Kit Customization
HCD Residual DNA Kit Customization
HCD Residual DNA Kit Customization

Designed for Bioproduction Workflows

Applicable to upstream and downstream samples across common expression systems.

Cell line CHO HEK293 E. coli Yeast
Cell line: CHO / HEK293 / E. coli / Yeast
sample
Sample types: clarified harvest / Protein A eluate / intermediate / DS
Goals release testing process monitoring comparability tech transfer
Goals: release testing, process monitoring, comparability, tech transfer

HCP Custom Kit Development Workflow

A structured development pathway—from antigen preparation to coverage assessment.

Antigen Preparation
Antigen Preparation
Animal Immunization 2
Animal Immunization
Antibody Generation 1
Antibody Generation
Development
Kit Development
Kit Verification 2 1
Kit Verification / Validation
Kit Manufacturing
Kit Manufacturing
Coverage Detection 2
Coverage Detection

HCD Residual Host Cell DNA Kit Development Workflow

A structured qPCR assay development process—from target design and standard preparation to validation, release testing, and kit supply.

Requirement Analysis
Requirement Analysis
Literature Regulatory 2
Literature & Regulatory Research
Sequence Conservancy Specificity Analysis
Sequence Conservancy & Specificity Analysis
PrimerProbe transparent
Primer/Probe Design & Synthesis
Reference Standard Preparation
Reference Standard Preparation
Assay Optimization Performance Verification
Assay Optimization & Performance Verification
Stability Study Delivery
Stability Study & Delivery

Validation & Quality Assurance Framework

Assay validation aligned with ICH Q2 principles and GMP-aligned production control.

Method Validation Scope
Quality & Supply Assurance

Frequently Asked Questions

Does BIORI develop both HCP and residual host cell DNA kits?

Yes. BIORI offers two project tracks: HCP ELISA kit customization and qPCR-based residual host cell DNA kit customization.

Which expression systems can the custom assays support?

The service page identifies CHO, HEK293, E. coli, and yeast as supported expression-system examples, with the final assay scope defined for the customer's host system, sample matrix, and project requirements.

What validation characteristics can be evaluated?

The listed validation scope includes sensitivity, precision, specificity and interference, linearity and range, recovery and matrix effect, system suitability, and stability.

What is included in the HCD or HCP development workflow?

Depending on the selected track, work can cover antigen preparation and antibody generation for HCP, or target and primer/probe design for HCD, followed by assay or kit development, performance verification, stability work, and manufacturing or delivery.

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