Scitechdaily iconScitechdailySep 19, 2026

Cancer’s Hidden Antioxidant Shield Helps It Escape the Immune System

Blocking an antioxidant protein that tumors use to suppress immune attacks improved cancer immunotherapy responses in mice. Cancer cells can release antioxidants that interfere with the immune cells trying to kill them.

Cancer’s Hidden Antioxidant Shield Helps It Escape the Immune System

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Blocking an antioxidant protein that tumors use to suppress immune attacks improved cancer immunotherapy responses in mice.

Cancer cells can release antioxidants that interfere with the immune cells trying to kill them.

Researchers have discovered how this chemical defense works, raising the possibility of switching it off to make cancer immunotherapy more effective.

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Blocking an antioxidant protein that tumors use to suppress immune attacks improved cancer immunotherapy responses in mice. Cancer cells can release antioxidants that interfere with the immune cells trying to kill them. Researchers have discovered how this chemical defense works, raising the possibility of switching it off to make cancer immunotherapy more effective.

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