T CELL RECEPTOR (TCR) COMPOSITIONS AND METHODS FOR OPTIMIZING ANTIGEN REACTIVE T-CELLS

Provided are methods for isolating T-cells with T cell receptors (TCRs) optimized for reactivity to specific peptides and decreased cross-reactivity to non-target peptides. Advantageously, TCRs of the invention can be optimized to target cancer antigens and peptides while having reducing reactivity...

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Bibliographische Detailangaben
Hauptverfasser:	Ramirez, Alejandro, Sibener, Leah, Leonard, John, Gee, Marvin
Format:	Patent
Sprache:	eng
Schlagworte:	BEER BIOCHEMISTRY CHEMISTRY COMPOSITIONS THEREOF CULTURE MEDIA ENZYMOLOGY METALLURGY MICROBIOLOGY MICROORGANISMS OR ENZYMES MUTATION OR GENETIC ENGINEERING PROPAGATING, PRESERVING OR MAINTAINING MICROORGANISMS SPIRITS VINEGAR WINE
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Beschreibung
Zusammenfassung:	Provided are methods for isolating T-cells with T cell receptors (TCRs) optimized for reactivity to specific peptides and decreased cross-reactivity to non-target peptides. Advantageously, TCRs of the invention can be optimized to target cancer antigens and peptides while having reducing reactivity to healthy cells. Methods of the invention utilize a novel combination of culturing conditions that increase T-cell activation and allow for validation of TCR activity. Culturing conditions of the invention further reduce culturing times generally needed to achieve expanded reactive T-cells. Because of the robust nature of the activation and validation conditions of the present invention, variants of identified TCRs can also be optimized and validated for their response to peptides, including cancer peptides.