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Updated: Feb 5, 2026

Assessment of Sexual Behavior of Male Mice
Published on: March 5, 2020
Effect of 2.45 GHz microwave radiation on the fertility pattern in male mice
Chhoteylal Jonwal1, Rashmi Sisodia, Virandra K Saxena
1Department of Zoology, University of Rajasthan, Jaipur, Rajasthan, India. rashsisodia@yahoo.co.in.
Abstract:
A number of studies have reported that male reproductive organs are susceptible to electromagnetic fields (EMFs). The aim of this study was to explore the effects of microwave radiation exposures on 6-8 weeks old male Swiss albino mice. Mice were divided into two groups: group I - sham-exposed (Control), and group II - microwaves-exposed (MWs). Mice were exposed to 2.45 GHz with power density 0.25 mW/cm2 and specific absorbtion rate (SAR) 0.09 W/kg. Exposure was given in Plexiglas cages for 2 h/day for 30 days. Results showed that 2.45 GHz microwave radiation resulted in a significant increase (p < 0.001) in catalase (CAT), malondialdehyde (MDA), reactive oxygen species (ROS) and decrease (p < 0.001) in the levels of glutathione peroxidase (GPx), testosterone and superoxide dismutase (SOD) (p < 0.05). Flow cytometer analysis of blood showed the formation of micronuclei in microwave-exposed group. Histopathological changes were also seen in seminiferous tubules of microwave-exposed group as compared to the sham-exposed group. It is concluded that 2.45 GHz microwave radiation exposure causes oxidative stress in testes and it may lead to detrimental and injurious effects on fertility potential of the male reproductive system of Swiss albino mice.
Insights
Microwave radiation exposure significantly increases oxidative stress and harms male reproductive health in mice. This study highlights potential risks to fertility from electromagnetic fields (EMFs).
Area of Science:
- Reproductive Biology
- Environmental Health
- Toxicology
Background:
- Male reproductive organs are known to be sensitive to electromagnetic fields (EMFs).
- Previous research indicates potential adverse effects of EMFs on male fertility.
Purpose of the Study:
- To investigate the impact of 2.45 GHz microwave radiation on the male reproductive system of Swiss albino mice.
- To assess oxidative stress markers, hormone levels, and histopathological changes in testes following microwave exposure.
Main Methods:
- Male Swiss albino mice (6-8 weeks old) were divided into sham-exposed (Control) and microwave-exposed (MWs) groups.
- Mice were exposed to 2.45 GHz microwave radiation (0.25 mW/cm2, SAR 0.09 W/kg) for 2 hours daily over 30 days.
- Evaluated biochemical markers (CAT, MDA, ROS, GPx, SOD), testosterone levels, blood micronuclei formation, and testicular histopathology.
Main Results:
- Microwave exposure significantly increased oxidative stress markers: catalase (CAT), malondialdehyde (MDA), and reactive oxygen species (ROS).
- A significant decrease was observed in antioxidant enzymes glutathione peroxidase (GPx), superoxide dismutase (SOD), and testosterone levels.
- Microwave exposure led to the formation of micronuclei in blood cells and caused histopathological damage to seminiferous tubules.
Conclusions:
- 2.45 GHz microwave radiation exposure induces significant oxidative stress in the testes of male mice.
- These findings suggest that microwave exposure may have detrimental effects on male reproductive function and fertility potential.
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