Antigen NY-CO-13 (65-73)

Antigen NY-CO-13 (65-73) is a synthetic peptide fragment corresponding to residues 65 through 73 of the NY-CO-13 antigen, a cancer-testis antigen recognized for its restricted expression profile and immunogenic properties. As a peptide compound, it serves as a valuable tool in the study of tumor immunology, antigen processing, and immune recognition mechanisms. The defined sequence and structural features of this peptide enable researchers to dissect epitope-specific immune responses and to investigate the molecular underpinnings of antigen presentation. Its relevance extends to fundamental and translational research, supporting the development of novel strategies in cancer immunology and peptide-based assay systems.

Epitope Mapping: Utilization of the NY-CO-13 (65-73) peptide in epitope mapping studies allows for precise identification of T-cell and B-cell recognition sites within the broader NY-CO-13 antigen. By incorporating this defined peptide into immunoassays, researchers can systematically evaluate the specificity and affinity of monoclonal antibodies or T-cell receptors. This approach is essential for characterizing immune responses at the molecular level, facilitating the design of targeted immunotherapeutic agents and improving the understanding of antigenic determinants critical in oncological contexts.

Immunogenicity Assessment: The peptide is frequently employed in immunogenicity studies to assess its potential to elicit cellular or humoral immune responses in vitro. Through ex vivo stimulation of peripheral blood mononuclear cells or established immune cell lines with this fragment, investigators can monitor cytokine production, proliferation, or cytotoxic activity. Such experiments are instrumental in evaluating the immunostimulatory capacity of candidate epitopes and in determining their suitability for further development in immunological research applications.

Antigen Processing and Presentation Studies: As a model substrate, the NY-CO-13 (65-73) peptide provides a controlled system for dissecting the mechanisms of antigen processing and presentation by major histocompatibility complex (MHC) molecules. Researchers can use the peptide to probe peptide-MHC binding affinities, study the kinetics of antigen loading, and analyze the stability of peptide-MHC complexes. These investigations contribute to a deeper understanding of immune surveillance and the molecular interactions governing antigen recognition by T cells.

Peptide-Based Assay Development: The defined sequence and high specificity of the NY-CO-13 (65-73) peptide make it an ideal component in the development of peptide-based assays, such as enzyme-linked immunosorbent assays (ELISAs) and T-cell activation assays. Incorporation of this peptide into assay platforms enables sensitive and selective detection of antigen-specific immune responses, supporting both basic research and high-throughput screening initiatives. The use of well-characterized peptide standards enhances assay reproducibility and data comparability across experimental systems.

Peptide Synthesis and Modification Research: The NY-CO-13 (65-73) fragment also serves as a model for exploring peptide synthesis techniques and post-synthetic modifications. It offers a practical substrate for evaluating coupling reagents, optimizing solid-phase synthesis protocols, or introducing site-specific modifications such as labeling or conjugation. These studies not only advance the field of peptide chemistry but also facilitate the generation of customized reagents for downstream applications in immunology and molecular biology.

1. Quantitative Analysis of Ligands Effects on Bioefficacy of Nanoemulsion encapsulating Depigmenting Active

2. Sex differences in oxidative stress level and antioxidative enzymes expression and activity in obese pre-diabetic elderly rats treated with metformin or liraglutide

3. Myotropic activity and immunolocalization of selected neuropeptides of the burying beetle Nicrophorus vespilloides (Coleoptera: Silphidae)

4. Investigating Potential Interactions Between Neurohypophyseal Peptides, their Drug Analogs, and Coagulation Factor VIII

5. Genetic, cellular, and structural characterization of the membrane potential-dependent cell-penetrating peptide translocation pore