X-rays are known to penetrate the body’s deep tissues, which is why they’re used to deliver cancer radiotherapy. Whereas radiotherapy uses X-ray beams to damage tumor cells’ DNA, killing them, photodynamic therapy uses a different method to achieve the same result. The photons in laser beams are used to excite light-reactive molecules called photosensitizers that have been placed in tumors, causing them to produce cancer-killing free radicals.Continue ReadingCategory: Medical, ScienceTags: Brain cancer, Cancer, Nanyang Technological University, X-ray
X-rays light up brain tumor cells – then selectively destroy them
Posted by ArielTechGeek 22 days ago (https://newatlas.com)
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