# Cancer-fighting T cells need small amounts of ROS to attack tumors, study finds - News-Medical

> **Newsylist Open Intelligence Dossier** · First detected: 2026-09-08 19:29 UTC · Category: Science · Sources: 5 · Current Velocity: 2.8

## Multi-Source Evidence Table
| Source Outlet | Headline | Published (UTC) | Verification URL |
|---|---|---|---|
| Pharmacy Times | Tumor-Derived Antioxidant Protein May Drive Immunotherapy Resistance | 2026-09-03 19:02 | [Source Link](https://news.google.com/rss/articles/CBMipgFBVV95cUxQck13aHdHM1Bqd3JVQUxlVDFnQlpKRVZJWTBTdFh1YzZWTHctQ0hqOTgzdEtzdm95LUxqNEdLVDFRN21jVHFQS0JzdjBYUWZzMDcwLXNZNEQ4ck1PY2U3b1ZvVzBLLTBzNkxiNjhodV8wUE90RVVldHJlWG52em5ucVkwTkI2MDVvUUZ0ZDdGblJXbHFhb0dvNW05X0QweVNDNVk1cU5B?oc=5) |
| Earth.com | Tumors may use antioxidants as a built-in defense against the immune system | 2026-09-03 19:02 | [Source Link](https://news.google.com/rss/articles/CBMicEFVX3lxTE5QeGZhRWU3N3F1eUl6c25TcFcxY2JEbFNEM280U0NpRmVkQmRIS1JGTWQ4SzFSS3g4TVdfNnJMak4yOTJvMzhxanFaWjF4NmJKZkM2SkZoczdoRTU5bjlPVXJUcUw0Z0FLcUwtbHlMdzM?oc=5) |
| Oncodaily | Ilyas Sahin: A New Science Study on Tumors Weaponizing Antioxidants | 2026-09-03 19:02 | [Source Link](https://news.google.com/rss/articles/CBMiXEFVX3lxTE1SOTVjMmVITFFFVkNpbmQzb1dVYkd0eDJ2a2haRHZ6SlpMT01YNERRNWxYb2pOdzBrMTc1SjBlUlRpa3pMem9rZ1FQVXBqYm5yd3JYVWozTVRGRUg1?oc=5) |
| Medical Xpress | Cancer cells release antioxidants to prevent immune cells from destroying them | 2026-09-03 19:02 | [Source Link](https://news.google.com/rss/articles/CBMikAFBVV95cUxQR1NRQXZrODJPYUVMZ2tNUnpSaHdmM2ZrTFNkY2lGVjlPMkExYndGVWtsaXZSbHBKVF9IWFUtV01mbzloX0N5ZTEyUjlUbUFYcUVRSlpHa2ZjQ0tkeWIzTjVVRlpxUnZhTXF0Tzk0eF9hM1dicWtDNjRuX25nXzhtMl9idDhyQUlDZlcxUW1oZXc?oc=5) |
| News-Medical | Cancer-fighting T cells need small amounts of ROS to attack tumors, study finds | 2026-09-03 19:02 | [Source Link](https://news.google.com/rss/articles/CBMixAFBVV95cUxQaG55Sk5sNDUxQTVLejVpbDNBU09EZUxualFXY3Q5NU1IRHhsSmRTMmx4MWJIQ0dzUkNvY09NT2hqYVp6Q1BJMmZQREtxN0haWkRDX2RkSjJqRElpSW0xazVCRmwwM05TUEo4dGZ4Y3gtcUlCME5yQkhORGZJZjdjM3RoSUlmd3dtRzUtdjhyTjNMRGxXTUZTbUV5Y1ZDQ3ZXVzNiZDg4ZjRYQ2dfS0dDSS1hVGJpdVN5VjJobVVlb3c4VmYz?oc=5) |

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*Canonical Source: https://www.newsylist.com/trend/2026-09-08/cancer-fighting-t-cells-need-small-amounts-of-ros-to-attack-tumors-study-finds*
*Synthesized by Newsylist Open Intelligence Engine under E-E-A-T journalistic standards.*