نتایج جستجو برای: radiofrequency radiation
تعداد نتایج: 255192 فیلتر نتایج به سال:
A large body of evidence now indicates that the amount of mercury released from dental amalgam fillings can be significantly accelerated by exposure to radiofrequency electromagnetic fields (RF-EMFs) such as common mobile phones and magnetic resonance imaging (MRI). Studies performed on the increased microleakage of dental amalgam restorations after exposure to RF-EMFs have further supported th...
Investigation of possible presence of radiofrequency radiations from mobile at distance not less than 20cm was carried out within Covenant University, Ota, using ten different handsets. Radiation measurement was carried out using a cell sensor manufactured by Action Electronic, USA that is optimized to measure radiofrequency and extremely low frequency radiation. The average power density from ...
The IARC Working Group classified "Radiofrequency Electromagnetic Fields" (RFEMF) as possibly carcinogenic to humans (Group 2B). The information that formed the main basis for this evaluation was found in epidemiological studies on cell-phone use, where a slightly increased risk for glioma (a malignant form of brain cancer) and acoustic neuroma (a non-cancerous type) was reported among heavy us...
A review on the impact of radiofrequency radiation from wireless telecommunications on wildlife is presented. Electromagnetic radiation is a form of environmental pollution which may hurt wildlife. Phone masts located in their living areas are irradiating continuously some species that could suffer long-term effects, like reduction of their natural defenses, deterioration of their health, probl...
BACKGROUND Drug resistance is widely believed to be an increasingly serious threat to global public health. We have previously reported that short term exposure of microorganisms to diagnostic ultrasound waves could significantly alter their sensitivity to antibiotics. In our previous studies, Klebsiella pneumoniae showed major differences in the sensitivity to antibiotics in exposed and non-ex...
Many treatment options are available for the management of cancer pain including drugs, local excision, radiation, brachytherapy, and nerve blocks. Percutaneous radiofrequency ablation has been used to treat painful neurologic and bone lesions and thus could potentially be used to treat cancer pain in other sites. Two superficial subcutaneous metastatic nodules were treated with percutaneous ra...
Mobile phones and Wi-Fi radiofrequency radiation are among the main sources of the exposure of the general population to radiofrequency electromagnetic fields (RF-EMF). Previous studies have shown that exposure of microorganisms to RF-EMFs can be associated with a wide spectrum of changes ranged from the modified bacterial growth to the alterations of the pattern of antibiotic resistance. Our l...
normal skin is composed of epidermis and dermis. skin is susceptible to radiation damage because it is a continuously renewing organ containing rapidly proliferating mature cells. radiation burn is a damage to the skin or other biological tissues caused by exposure to radiofrequency energy or ionizing radiation. acute skin reaction is the most frequently occurring side effect of radiation thera...
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