How SCOPE Reagents Are Engineered
Engineered antigen-based detection reagents for precise, low-background, and reproducible CAR-T flow cytometry.
BlueRay SCOPE reagents are designed from the molecular level upward — combining structure-guided antigen engineering, Fc-background reduction, site-specific labeling, and validation on real CAR-T cells to support reproducible CAR-positive cell detection and optional receptor-density analysis.

F:P Ratio
Consistent across lots
Step 01
Structure-guided antigen-domain design preserves CAR-recognition surfaces while improving accessibility, stability, and flow cytometry performance.
Step 02
Spacer and hinge architecture are optimized to support efficient CAR engagement across different CAR constructs, hinge lengths, and receptor presentations.
Step 03
Fc-region engineering is designed to reduce nonspecific Fc-mediated background and improve separation between CAR-positive and CAR-negative populations.
Step 04
Site-specific enzymatic labeling supports a defined conjugation architecture, controlled fluorochrome configuration, and batch-to-batch consistency.
Step 05
Controlled fluorochrome-to-protein configuration helps reduce lot-dependent variation and supports comparable staining intensity across production batches.
SCOPE reagents are evaluated on real CAR-T cell samples across different CAR constructs, receptor densities, hinge designs, and spacer architectures. This practical validation helps ensure that reagent performance reflects real flow cytometry use cases.
2,000+
CAR-T Cell Samples Analyzed
Supporting robust assay development, reagent optimization, and analytical validation.
Different CAR constructs
Different hinge and spacer formats
Different CAR expression levels
CAR-positive percentage measurement
Optional receptor-density analysis
3D Antigen Design
Spacer Engineering
Fc Background Reduction
Site-Specific Biotinylation
F:P Control
Real CAR‑T Validation
Quantitative Flow Cytometry Readout
3D Antigen Design
Spacer Engineering
Fc Background Reduction
Site-Specific Biotinylation
F:P Control
Real CAR‑T Validation
Quantitative Flow Cytometry Readout
Structure-guided antigen design for CAR-specific detection.
Fc-engineered format designed to reduce nonspecific staining.
Site-specific labeling and controlled F:P ratio support reproducible performance.
Compatible with CAR-positive percentage measurement and optional ACM-based receptor-density analysis.
Research Use Only (RUO): This product is intended for research use only and is not for use in diagnostic or therapeutic procedures.