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T-cell Engineering

T-cell Engineering involves the precise introduction of ETES modules into endogenous T cells, equipping them to specifically target tumor cells without compromising physiological immune function. At Alfa Cytology, we specialize in genetically modifying T-cells to enhance their immune activation, ensuring that they can effectively engage with tumor cells and provide long-lasting anti-tumor responses.

Introduction to T-cell Engineering

ETES technology leverages endogenous T-cell signaling pathways. Engineered T cells expressing ETES modules maintain native receptor signaling mechanisms, promoting robust immune activation strictly upon tumor antigen recognition. This methodology significantly enhances T-cell specificity, safety, and persistence compared to conventional synthetic receptors.

Fig.1 T cell functionality and longevity. Fig.1 T cell functionality and longevity. (Kishton, R. J., et al., 2017)

Types of T-cell Engineering

  • Autologous T-cell Engineering: T-cells are extracted from the patient's own blood, genetically modified to target tumor antigens, and then reinfused. This approach reduces the risk of immune rejection.
  • Allogeneic T-cell Engineering: T-cells from healthy donors are genetically modified and expanded for use in patients with cancer, ideal for patients who cannot provide their own T-cells.
  • Off-the-Shelf T-cells: Pre-engineered T-cells are stored and ready for use in clinical settings, allowing faster therapeutic intervention.

Our Services

In the ETES™ Platform, T-cell engineering is seamlessly integrated to optimize the natural immune response. The platform efficiently isolates and expands T-cells, then introduces ETES™ modules to enhance targeting and activation. This ensures that the engineered T-cells are functional, capable of recognizing tumor antigens, and primed for preclinical testing.

Selection of Optimal T-cell Populations

Specific T-cell subsets are identified and enriched based on their proliferation potential, functional robustness, and suitability for ETES module integration.

ETES Module Integration

State-of-the-art genetic manipulation technologies—including viral transduction and electroporation—are employed to integrate ETES modules into selected T-cell populations with high efficiency, stability, and expression consistency.

Phenotypic and Functional Validation

Engineered T cells undergo comprehensive in vitro assays, such as flow cytometry and cytokine secretion profiling, to verify successful ETES module expression, antigen-specific recognition, and functional T-cell activation.

Quality Control and Stability Analysis

Rigorous quality control assays evaluate engineered T-cell viability, purity, and genetic stability, ensuring consistency and reliability of the engineered cell product for downstream applications.

Workflow of T-cell Engineering

T-cell Isolation and Enrichment

T cells are isolated from donor samples, followed by selective enrichment of ideal subsets for engineering.

Genetic Integration of ETES Modules

Optimized viral or non-viral methods facilitate effective and stable incorporation of ETES modules into T-cell genomes.

Functional Validation and Profiling

Engineered T cells undergo extensive functional assays to confirm targeted activation, specificity, and overall cell fitness.

Comprehensive Quality Control

Cell viability, genetic stability, and phenotypic consistency are rigorously tested to ensure optimal quality.

Contact Us

Ready to enhance your cancer research with ETES-engineered T-cells? Let Alfa Cytology help you design and optimize T-cell therapies for preclinical studies. contact us to discuss how we can support your project's success with our cutting-edge T-cell engineering services.

Reference

  1. Kishton, R. J., et al., (2017). Metabolic Regulation of T Cell Longevity and Function in Tumor Immunotherapy. Cell metabolism, 26(1), 94–109.

For research use only.