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Showing results for: morphology

Non‑Thermal RF Biological Effects: Cancer Signals in Long‑Term Bioassays and Reproductive/Developmental Harm Below Heating Thresholds

Research Effect Synthesis Mar 1, 2026

Evidence synthesis of 13 curated EMF/RF studies: high‑certainty animal cancer signals (glioma, heart schwannoma), high‑certainty male fertility impacts, and developmental/reproductive findings at low SAR—showing therm…

2026 Evidence Snapshot: Non‑Thermal RF Bioeffects Across 6 GHz, 3.5 GHz, 2.45 GHz, and 28 GHz—Why Heat‑Only Safety Limits Don’t Track Biology

Research Effect Synthesis Mar 1, 2026

Synthesis of 13 studies (2026) spanning 6 GHz, 3.5 GHz, 2.45 GHz Wi‑Fi, 28 GHz mmWave, and real‑world base‑station proximity and smartphone use. Across mechanistic, animal, and observational evidence, multiple biologi…

2026 EMF Research Snapshot: Non‑Thermal Biological Effects Across 6 GHz, 3.5 GHz, 2.45 GHz Wi‑Fi, and 28 GHz mmWave—Why Thermal‑Only Safety Limits Are Not Enough

Research Effect Synthesis Mar 1, 2026

Synthesis of 12 studies (2026) linking RF/EMF exposures and wireless tech use to oxidative stress, apoptosis, reproductive harm, kidney changes, sleep disruption, and base-station symptom patterns—supporting precautio…

2026 Evidence Snapshot: Non‑Thermal RF/Sub‑THz Biological Effects Are Being Reported—Thermal‑Only Safety Standards Still Don’t Address Them

Research Effect Synthesis Mar 1, 2026

Synthesis of three 2026 studies reporting biological effects from 6 GHz RF and 0.1 THz exposure and field EMR associations in plants. Even with low-evidence limitations, the findings underscore that thermal-only RF sa…

Effect of high-frequency radiofrequency (6 GHz) electromagnetic radiation on oxidative stress and kidney morphology

Research RF Safe Research Library Feb 17, 2026

This animal experiment exposed rats to 6 GHz RF-EMR from a signal generator for 4 hours/day over 6 weeks and assessed plasma oxidative stress markers and kidney histology. The RF-EMR group showed lower plasma GSH, CAT, SOD, and MDA levels than control and sham groups, while cortisol did not differ. The authors also…

Effects of wireless local area network exposure on testicular morphology and VEGF levels

Research RF Safe Research Library Jan 1, 2026

This rat study examined 2.45 GHz WLAN-like EMF exposure (3 V/m; SAR 0.00208 W/kg) for 1 hour/day over 60 days and assessed testicular morphology and VEGF-related markers. The abstract reports increased VEGFA gene expression and protein levels in exposed animals, with no change in HIF1A expression. It also reports…

Effect of anthropogenic electromagnetic fields used for subsurface oil and gas exploration (controlled-source electromagnetics, CSEM) on the fertilization success and embryonic development of Atlantic cod (Gadus morhua).

Research RF Safe Research Library Jan 1, 2026

This laboratory animal study tested whether electromagnetic fields (EMFs) representative of controlled-source electromagnetics (CSEM) surveys affect Atlantic cod reproduction and early development. Two single 15-minute exposure experiments were conducted: exposure of males prior to sperm assessment and exposure of…

Male Reproductive and Cellular Damage After Prenatal 3.5 GHz Radiation Exposure: One-Year Postnatal Effects

Research RF Safe Research Library Jan 1, 2025

This animal study examined whether prenatal exposure to 3.5 GHz radiofrequency radiation (2 hours/day) affects male reproductive outcomes later in life. Male rat offspring assessed at 12 months showed multiple adverse testicular and cellular findings in exposed groups versus sham controls, including impaired…

Terahertz Radiation Affects the Dynamics of Neurons by Decreasing Membrane Area Ratio

Research RF Safe Research Library Jan 1, 2025

This study reports that terahertz radiation decreased a neuronal membrane area ratio (cytosol relative to protruding membrane area) beginning on the first day of exposure and persisting during the exposure period. It further reports altered neuronal firing/discharge patterns and increased peak postsynaptic currents…

The effect on rat peripheral nerve morphology and function of a 900-MHz electromagnetic field applied in the prenatal period

Research RF Safe Research Library Jan 1, 2025

This animal study exposed pregnant Sprague Dawley rats to a 900 MHz electromagnetic field for 1 hour daily throughout gestation and assessed offspring outcomes postnatally. Sciatic nerve analyses at postnatal day 60 indicated persistent morphological alterations attributed to prenatal EMF exposure. However, the…

Impact of Electromagnetic Fields on Gypsum and Silica Scaling in Reverse Osmosis.

Research RF Safe Research Library Jan 1, 2025

This engineering study evaluates electromagnetic field (EMF) treatment as a nonchemical method to control gypsum and silica scaling in reverse osmosis using synthetic brackish water and real RO concentrate. It reports EMF altered gypsum crystal morphology to form a more porous scale that was easier to remove with…

Electromagnetic field (50 Hz) enhance metabolic potential and induce adaptive/reprogramming response mediated by the increase of N6-methyladenosine RNA methylation in adipose-derived mesenchymal stem cells in vitro.

Research RF Safe Research Library Jan 1, 2024

This in vitro study exposed adipose-derived mesenchymal stem cells to a 50 Hz electromagnetic field (1.5 mT) for 24 and 48 hours and assessed cellular responses. After 24 hours, the authors report increased N6-methyladenosine RNA methylation, increased expression of multiple stem cell markers, and changes in p21 and…

Comparison of pulsed and continuous electromagnetic field generated by WPT system on human dermal and neural cells.

Research RF Safe Research Library Jan 1, 2024

This in vitro study tested electromagnetic fields generated by a prototype wireless power transfer (wireless charging) system on four human dermal and neural cell lines. Across pulsed and continuous exposure conditions, the authors report no negative effects on morphology/cytoskeleton, viability/mitosis,…

Modulation of Inflammatory Response by Electromagnetic Field Stimulation in Traumatic Brain Injury in Yucatan Swine.

Research RF Safe Research Library Jan 1, 2024

This pilot animal study evaluated helmet-delivered EMF stimulation after controlled cortical impact traumatic brain injury in Yucatan miniswine. Three weeks after injury, EMF-treated animals reportedly showed preserved neuronal tissue morphology and reduced inflammatory markers across several measurement platforms.…

The effect of the electromagnetic field on the physicochemical properties of isolated corn starch obtained of plants from irradiate seeds.

Research RF Safe Research Library Jan 1, 2023

This study examined whether exposing maize seeds to electromagnetic fields (23, 70, 118 μT) for 15 days alters physicochemical properties of starch isolated from the resulting grains. SEM and X-ray diffraction results suggest starch morphology and orthorhombic crystalline structure were largely unchanged, though…

Morphological and cytophysiological changes in selected lines of normal and cancer human cells under the influence of a radio-frequency electromagnetic field.

Research RF Safe Research Library Jan 1, 2021

This in vitro study exposed human fibroblasts and prostate cancer cells to 2.5 GHz RF-EMF for 24, 48, and 72 hours and assessed viability and morphology. The authors report decreased viability in fibroblasts and increased viability in prostate cancer cells after exposure, while morphology showed no significant…

Altered morphology and biochemistry of the female rat liver following 900 megahertz electromagnetic field exposure during mid to late adolescence.

Research RF Safe Research Library Jan 1, 2019

This animal study examined whether 900 MHz EMF exposure during mid to late adolescence affects the liver in female rats. Compared with control and sham groups, the exposed group showed occasional liver histopathological irregularities. The exposed group also had significantly decreased 8-OHdG and SOD levels, and the…

Early exposure to radiofrequency electromagnetic fields at 1850 MHz affects auditory circuits in early postnatal mice.

Research RF Safe Research Library Jan 1, 2019

This animal study examined early postnatal mice after exposure to 1850 MHz RF-EMF and measured synaptic activity in brainstem auditory circuitry. The abstract reports increased spontaneous postsynaptic current frequency and amplitude in MNTB principal cells, with accompanying presynaptic changes in the calyx of Held…

Protective effects of luteolin on rat testis following exposure to 900 MHz electromagnetic field.

Research RF Safe Research Library Jan 1, 2019

This rat study examined 900 MHz EMF exposure effects on testes and whether luteolin modifies those effects. EMF exposure was associated with reduced testicular cell counts, lower testis weight and serum testosterone, increased SOD activity, and changes in sperm morphology versus controls. Luteolin co-treatment was…

Effects of 900-MHz electromagnetic fields exposure throughout middle/late adolescence on the kidney morphology and biochemistry of the female rat.

Research RF Safe Research Library Jan 1, 2018

This animal study examined kidney effects in female rats exposed to continuous 900 MHz EMF for 1 hour daily during postnatal days 35–59. The authors report multiple histopathological alterations in kidneys of the EMF-exposed group, while control and sham groups showed no pathology. TOS and OSI were reported to be…

A Single Exposure to GSM-1800 MHz Signals in the Course of an Acute Neuroinflammatory Reaction can Alter Neuronal Responses and Microglial Morphology in the Rat Primary Auditory Cortex.

Research RF Safe Research Library Jan 1, 2018

This animal study examined whether acute GSM-1800 MHz exposure affects the auditory cortex during experimentally induced neuroinflammation. In LPS-treated rats, a single 2-hour head-only exposure (average SAR 1.55 W/kg in auditory cortex) was associated with altered microglial morphology and reduced neuronal activity…

Continuous 900-megahertz electromagnetic field applied in middle and late-adolescence causes qualitative and quantitative changes in the ovarian morphology, tissue and blood biochemistry of the rat.

Research RF Safe Research Library Jan 1, 2018

This animal study exposed adolescent female rats to a 900-MHz electromagnetic field for 1 hour per day from postnatal days 35 to 59 and assessed ovarian histology and biochemical markers. The EMF group showed multiple histopathological changes in ovarian tissue and had fewer secondary follicles than the other groups.…

Effect of Microwave Radiation Power on the Size of Aggregates of ZnO NPs Prepared Using Microwave Solvothermal Synthesis.

Research RF Safe Research Library Jan 1, 2018

This engineering/materials study tested how microwave heating power affects properties of ZnO nanoparticles produced by microwave solvothermal synthesis. Aggregate size reportedly varied (60–120 nm) with microwave power, while individual nanoparticle size and morphology remained constant (average 27 ± 3 nm) under the…

The beneficial effect of ginsenosides extracted by pulsed electric field against hydrogen peroxide-induced oxidative stress in HEK-293 cells.

Research RF Safe Research Library Jan 1, 2017

This in vitro study compared ginsenosides extracted using pulsed electric field (PEF) versus solvent cold soak extraction (SCSE). The abstract reports that PEF extracts had higher antioxidant capacity and provided greater protection against hydrogen peroxide-induced oxidative stress in HEK-293 cells, including…

Combined effects of electromagnetic field and low-level laser increase proliferation and alter the morphology of human adipose tissue-derived mesenchymal stem cells.

Research RF Safe Research Library Jan 1, 2017

This in vitro study tested 50 Hz, 3 mT electromagnetic field (EMF) exposure and 808 nm low-level laser (LLL), alone and combined, on human adipose tissue-derived mesenchymal stem cells from six donors. The authors report increased cell numbers after 7 days with EMF, greater increases with LLL, and the largest…

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