Shimadzu study finds higher cyclo-octasulfur levels in breast cancer tissue

• Shimadzu’s joint research with Tohoku University demonstrated cyclo-octasulfur in mammalian cells and tissues; results were published in Science on September 24, 2026.
• Breast cancer tissue showed higher cyclo-octasulfur levels than normal tissue; patients’ exhaled breath also contained increased supersulfide molecules.
• The findings could support preventive and therapeutic approaches targeting supersulfide metabolism for cancer, inflammatory conditions and age-related diseases.

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