Particle discovery; BRITAIN TODAY: SCIENCE.NANOPARTICLES can damage DNA DNA: see nucleic acid. DNA or deoxyribonucleic acid One of two types of nucleic acid (the other is RNA); a complex organic compound found in all living cells and many viruses. It is the chemical substance of genes. from a distance by affecting biological signals, scientists have shown. Their influence is not stopped by a protective wall of cells, a study revealed. The findings have both good and bad implications, experts believe. They raise questions about the safety of man-made man-made or man·made adj. Made by humans rather than occurring in nature; synthetic: man-made fibers; a manmade lake. See Usage Note at man. particles <onlyinclude> This is a list of particles in particle physics, including currently known and hypothetical elementary particles, as well as the composite particles that can be built up from them. , but also point the way to new avenues for medical treatment. |
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