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Personalized Vaccine Therapy in Treating Patients with Triple-Negative Breast Cancer

Trial Status: withdrawn

This phase I trial studies the side effects and best dose of personalized synthetic long peptide vaccine therapy in treating patients with triple-negative breast cancer. A peptide is a naturally occurring biological molecule made up of amino acids. The personalized synthetic long peptide vaccine is designed to target mutations (any change in the deoxyribonucleic acid [DNA] sequence of a cell) specific to each person’s tumor that are discovered during genetic testing of the tumor before study procedures start. Injection of this vaccine may be a way to generate an immune response to breast cancer cells.