Electromagnetic fields: Lai's response.I agree with Stevens that free radicals and changes in oxidative state in cells could play an important mediating role in some biological effects of nonionizing electromagnetic fields (EMFs), such as 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. damage. Certainly, cellular iron metabolism affects these processes. Genetic damage in cells can lead to malignancy malignancy: see cancer. and cancer. However, excessive cumulative genetic damages could also result in cell death. One possibility is that EMFs may be useful in treating cancer. The author declares he has no competing financial interests. Henry Lai Department of Bioengineering bioengineering Application of engineering principles and equipment to biology and medicine. It includes the development and fabrication of life-support systems for underwater and space exploration, devices for medical treatment (see University of Washington Seattle, Washington The reason for its protection is listed on the protection policy page. E-mail: hlai@u.washington.edu |
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