Unknown authors · 2018
Researchers exposed human cells to 60 Hz electromagnetic fields (the same frequency as power lines) and found that uniform fields promoted cell growth by 24% in cancer cells and 15% in normal cells. The effect was reversible and appeared to work by reducing cellular stress markers called reactive oxygen species.
Unknown authors · 2018
Researchers found that pretreating bone marrow stem cells with low-frequency pulsed electromagnetic fields (PEMF) made them more effective at healing crushed nerves in rats. The PEMF-treated stem cells proliferated faster, produced more growth factors, and led to better nerve regeneration and faster recovery when injected at injury sites.
Unknown authors · 2018
Researchers exposed cancer cells to 50 Hz electromagnetic fields combined with morphine and chemotherapy drug cisplatin, finding that EMF exposure altered DNA repair gene activity and changed how effectively the cancer drugs worked. The study suggests EMF may interfere with cellular DNA repair mechanisms and modify cancer treatment effectiveness.
Unknown authors · 2018
Researchers tested whether extremely low-frequency electromagnetic fields (5 Hz, 0.4 mT) used in medical therapy could damage human stem cells. After exposing cells to this EMF for 20 minutes, three times per week for two weeks, they found no cell death, reduced growth, or chromosome damage. This suggests therapeutic EMF at these specific parameters may be safe for cellular health.
Unknown authors · 2018
Researchers exposed human retinal pigment epithelial cells (the cells behind your retina) to 50 Hz magnetic fields at power line frequency for 8 hours daily over 3 days. While the cells remained viable, their expression of key developmental genes decreased significantly. This suggests that even 'safe' EMF levels may alter cellular function in ways we don't yet fully understand.
Unknown authors · 2018
Researchers studied how low frequency electromagnetic fields (LF-EMF) and simulated microgravity affect human stem cells developing into cartilage. They found that microgravity alone reduced the cells' ability to form cartilage, but combining it with EMF exposure helped restore this ability. The study suggests EMF may have protective effects on stem cell development under certain stressful conditions.
Unknown authors · 2018
Researchers exposed 80 male rats to 50 Hz electromagnetic fields at various intensities and found that low-level exposures (1 and 100 μT) significantly reduced immune system proteins IL-17 and TGF-β in blood, while also decreasing Foxp3 expression in the spleen. The study suggests that power line frequency EMF may suppress important immune regulatory mechanisms even at relatively low intensities.
Unknown authors · 2018
Researchers exposed human bone marrow cells to pulsed electromagnetic fields (PEMFs) and found the treatment strongly prevented the formation of osteoclasts, the cells that break down bone tissue. The effect was particularly pronounced in cells from older women, suggesting PEMFs work by activating bone-building osteoblast cells. This finding supports using PEMF therapy to maintain bone density in people with osteoporosis.
Fan W, Huang Z, Fan B · 2018
This study examined how prolonged exposure to moderate static magnetic field (SMF) at 170 mT, alone and combined with alkaline pH, affects the bacterium Enterococcus faecalis. The results showed that SMF exposure inhibited cell proliferation after 120 hours, and the combination of SMF with alkaline pH demonstrated synergistic antimicrobial effects while simultaneously upregulating stress response and virulence genes in the surviving bacteria.
Unknown authors · 2018
Researchers exposed Arabidopsis thaliana plants to near-null magnetic fields (less than 100 nanotesla) and found it significantly delayed flowering time by disrupting gene expression. The study showed that removing Earth's natural magnetic field caused plants to downregulate key flowering genes and reduced overall plant growth. This effect persisted across multiple generations, suggesting magnetic fields play a crucial role in plant biology.
Unknown authors · 2018
Researchers exposed rats to WiFi-frequency radiation (2.45 GHz) for one hour daily over 30 days at very low power levels. The study found increased inflammation markers in blood and significant testicular damage, including impaired sperm production and tissue death. This suggests that even low-level microwave radiation at WiFi frequencies may harm male reproductive health.
Unknown authors · 2018
Korean researchers exposed genetically modified Alzheimer's mice to cell phone frequency radiation (1950 MHz) for 8 months and found the radiation actually improved their memory and behavior. The exposed mice showed better cognitive function and increased brain glucose metabolism in key memory regions compared to unexposed mice.
Keleş AI et al. · 2018
Researchers exposed adolescent rats to 900 MHz electromagnetic fields (similar to early cell phone frequencies) for one hour daily over 25 days. While the rats showed no changes in learning, memory, or movement, microscopic examination revealed structural damage to brain cells in the hippocampus, a region critical for memory formation.
Unknown authors · 2018
Chinese researchers exposed three types of brain cells (astrocytes, microglia, and neurons) to 1800 MHz radiofrequency radiation at 4.0 W/kg for an unspecified duration. While the radiation didn't cause DNA damage or inflammation, it significantly reduced microglia's ability to clean up cellular debris and stunted neuron growth by decreasing axon branching.
Unknown authors · 2018
Researchers exposed three types of bacteria to cell phone frequencies (900 and 1800 MHz) for 2 hours to test effects on bacterial DNA, growth, and antibiotic resistance. The study found minimal effects, with only one bacteria strain showing reduced growth at 900 MHz and no significant changes to DNA or antibiotic sensitivity.
Qin F et al. · 2018
Researchers exposed male mice to 1800 MHz radiofrequency fields (cell phone frequency) for 2 hours daily over 32 days and found significantly reduced testosterone levels. The study identified the specific biological pathway responsible - the CaMKI/RORα signaling system - explaining how RF radiation disrupts hormone production at the cellular level.
Unknown authors · 2018
German researchers exposed human blood cells to 900 MHz cell phone frequency radiation for up to 90 minutes at high power levels (9.3 W/kg). They found no significant changes in gene expression that could be attributed to the electromagnetic fields rather than statistical noise. The study suggests short-term RF exposure doesn't trigger detectable genetic responses in blood cells.
Unknown authors · 2018
Researchers exposed adult human skin cells to 0.15 terahertz radiation and found it caused chromosomal abnormalities without directly breaking DNA. The study revealed that terahertz waves can disrupt normal chromosome distribution during cell division, potentially leading to genetic instability.
Unknown authors · 2018
Researchers exposed human fibroblasts (connective tissue cells) to 25 GHz microwave radiation to test for genetic damage. While they found no direct DNA breaks or cell death, the radiation caused chromosome loss, a type of genetic damage that could potentially lead to cancer or other health problems.
Unknown authors · 2018
Researchers used advanced molecular analysis techniques to examine how acute exposure to GSM 1800 MHz mobile phone radiation affects the hippocampus (brain's memory center) in mice. The study investigated changes in both lipids (fats) and gene expression patterns to understand cellular mechanisms behind radiofrequency radiation effects. This represents a comprehensive approach to identifying biological targets of cell phone radiation exposure.
Unknown authors · 2018
Researchers exposed female rats to 1800 MHz radiofrequency radiation (similar to cell phone frequencies) for 2 hours daily over 8 weeks and examined gene activity in their eye tissues. They found that two stress-response genes, caspase-3 and p38MAPK, were significantly activated, indicating the eye cells recognized the RF radiation as a harmful stressor. This suggests that prolonged exposure to cell phone-type radiation may cause cellular damage in eye tissues.
Unknown authors · 2018
Researchers exposed human brain cells to UMTS mobile phone signals at realistic exposure levels (0.25-1.00 W/kg) and found DNA damage in glioblastoma cells, but only when the cells were deprived of serum nutrients. The damage triggered cellular repair mechanisms and disappeared quickly, suggesting mobile phone radiation can cause temporary genetic instability in stressed brain cells.
Unknown authors · 2018
Researchers examined hair follicle cells from men's ear canals and found DNA damage increased with daily mobile phone use duration. The study compared non-users to light users (under 30 minutes), moderate users (30-60 minutes), and heavy users (over 60 minutes daily). DNA damage markers were consistently higher in all phone user groups compared to non-users.
Unknown authors · 2018
Researchers exposed male mice to 2.45 GHz microwave radiation (the same frequency as WiFi and microwave ovens) for 2 hours daily over 15-60 days. The radiation triggered a specific cell death pathway in testicular tissue, with damage becoming progressively worse with longer exposure periods. This study reveals the detailed biological mechanism by which common wireless frequencies may harm male reproductive health.
Unknown authors · 2018
Researchers exposed rats to 2600 MHz radiation from 4.5G mobile phones for 30 days and examined liver tissue damage. The study found significant liver harm including dilated blood vessels, increased inflammatory markers, and cellular death signals. Quercetin, a natural antioxidant, failed to prevent this damage at the tested dose.
