Department of Electnical Engineering, Tsinghua University, Beijing 100084, China;
Department of Electnical Engineering, Tsinghua University, Beijing 100084, China;
Department of Electnical Engineering, Tsinghua University, Beijing 100084, China;
Department of Electnical Engineering, Tsinghua University, Beijing 100084, China;
Department of Biological Sciences and Biotechnology, Tsinghua University, Beijing 100084, China;
EMFs; electric field; osteoblast-like cell; UMR-106; DNA synthesis; uptake of 3H-thymidine (3H-TdR);