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Exposure to a 0.9- GHz electromagnetic field on postnatal days 21-45 may trigger the renin-angiotensin system in male rat: a histological and biochemical study

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Authors not listed · 2024

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Long-term exposure to 0.9 GHz EMF can activate the renin-angiotensin system in the rat kidney, and such activation may be associated with structural, histopathological, and biochemical changes in renal tissue.

Plain English Summary

Summary written for general audiences

Twelve male rats aged 21 days were randomly assigned to control and EMF groups, with the EMF group exposed to 0.9 GHz EMF for one hour a day over 25 days. Exposure increased kidney tissue volume and weight, total body weight, and levels of lipid peroxidation, glutathione, catalase, and superoxide dismutase in kidney tissue. Histopathological evaluation revealed cortical and medullary bleeding, widespread fibrosis, tubular dilatation and degeneration, glomerular damage, and degeneration of Bowman's membrane, podocytes, and mesangial cells.

Why This Matters

The researchers concluded that oxidative stress, increased tissue volume and weight, and histopathological changes formed a pathway triggering the renin-angiotensin system in kidney tissues. They suggested that long-term 0.9 GHz EMF exposure can activate the renin-angiotensin system in the rat kidney, potentially linked to renal structural and biochemical alterations.

Exposure Information

A logarithmic frequency spectrum from 10 Hz to 100 GHz showing where this study's 0.9 GHz exposure sits relative to common EMF sources.Where This Frequency Sits on the EMF SpectrumELFVLFLF / MFHF / VHFUHFSHFmm10 Hz100 GHzThis study: 0.9 GHzPower lines50/60 Hz5G mm28 GHzLogarithmic scale

Specific exposure levels were not quantified in this study.

Cite This Study
Unknown (2024). Exposure to a 0.9- GHz electromagnetic field on postnatal days 21-45 may trigger the renin-angiotensin system in male rat: a histological and biochemical study.
Show BibTeX
@article{exposure_to_a_09_ghz_electromagnetic_field_on_postnatal_days_21_45_may_trigger_the_renin_angiotensin_system_in_male_rat_a_histological_and_biochemical_study_ce2444,
  author = {Unknown},
  title = {Exposure to a 0.9- GHz electromagnetic field on postnatal days 21-45 may trigger the renin-angiotensin system in male rat: a histological and biochemical study},
  year = {2024},
  doi = {10.1007/s10735-024-10317-y},
  
}

Quick Questions About This Study

The EMF group was exposed to a 0.9 GHz electromagnetic field for one hour a day over 25 days, from postnatal day 21 to 45.
Lipid peroxidation, glutathione, catalase, and superoxide dismutase levels increased in the kidney tissue of exposed rats.
The kidneys showed cortical and medullary bleeding, widespread fibrosis, tubular dilatation and degeneration, glomerular damage, and degeneration of Bowman's membrane, podocytes, and mesangial cells.
They concluded that long-term 0.9 GHz EMF exposure can activate the renin-angiotensin system in the rat kidney, and that this activation may be associated with structural, histopathological, and biochemical changes in renal tissue.
Twelve male rats aged 21 days were randomly assigned to a control group and an EMF exposure group.