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  • Histopathology_of_Malignant_melanoma
    News

    Common probiotic ingredient turns immune cells into tumor killers

    2026-07-01T09:19:00Z

    A probiotic bacterium secretes mannose—that significantly suppresses melanoma growth in mice by activating the body’s own immune defenses. Mannose enters CD8⁺ T cells through glucose transporters and inhibits a key protein called YAP1, which normally restrains T-cell killing power.