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Daily briefing: Cancer ‘poisons’ the immune system by giving it faulty machinery

Nature 2025
Jacob Smith

Summary

Researchers observed that microplastics accumulate in mouse brain tissue at levels described as building up "like a car crash," raising early concerns about neurological impacts of microplastic exposure alongside separate findings that cancer suppresses immune function by corrupting cellular machinery.

Body Systems
Models

Microplastics are piling up “like a car crash” in the brains of mice. Plus, cancer ‘poisons’ immune cells to deactivate them. Microplastics are piling up “like a car crash” in the brains of mice. Plus, cancer ‘poisons’ immune cells to deactivate them.

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