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Oxidative Stress

Assessment of oxidant/antioxidant status in saliva of cell phone users.

No Effects Found

Khalil AM, Abu Khadra KM, Aljaberi AM, Gagaa MH, Issa HS. · 2013

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Short cell phone calls of 15-30 minutes showed no measurable oxidative stress in saliva, but chronic daily exposure remains unstudied.

Plain English Summary

Summary written for general audiences

Researchers tested saliva samples from people before, during, and after 15 and 30-minute cell phone calls to measure oxidative stress markers (chemicals that indicate cellular damage). They found no significant changes in these stress markers, suggesting that short-term phone use doesn't trigger measurable oxidative damage in saliva. This challenges the theory that cell phone radiation causes immediate cellular stress through oxidative pathways.

Study Details

The aim of this study was to examine the oxidant/antioxidant status in saliva of cell phone users

Saliva samples collected before using a cell phone as well as at the end of 15 and 30 min calls were...

The mean 8-oxo-dG and the Bradford protein concentrations (ng/ml and mg/ml, respectively) peaked at ...

These findings suggest that there is no relationship between exposure to radio frequency radiation (RFR) and changes in the salivary oxidant/antioxidant profile.

Cite This Study
Khalil AM, Abu Khadra KM, Aljaberi AM, Gagaa MH, Issa HS. (2013). Assessment of oxidant/antioxidant status in saliva of cell phone users. Electromagn Biol Med. 2013 Jun 19.
Show BibTeX
@article{am_2013_assessment_of_oxidantantioxidant_status_3134,
  author = {Khalil AM and Abu Khadra KM and Aljaberi AM and Gagaa MH and Issa HS.},
  title = {Assessment of oxidant/antioxidant status in saliva of cell phone users.},
  year = {2013},
  
  url = {https://pubmed.ncbi.nlm.nih.gov/23781989/},
}
PubMed: 23781989

Cited By (25 papers)

Quick Questions About This Study

No, a 2013 study found that 15-minute cell phone calls caused no significant changes in oxidative stress markers in saliva. Researchers measured specific damage indicators like 8-oxo-dG and MDA before, during, and after calls, finding no measurable cellular stress response from short-term phone use.
Research shows 30-minute phone calls do not cause significant oxidative damage in saliva samples. While some stress markers like HORAC and ORAC increased slightly with longer call duration, the changes were not statistically significant, suggesting short phone conversations don't trigger measurable cellular damage.
A study measuring antioxidant capacity during phone calls found no significant changes in the body's protective systems. Researchers tested ORAC and HORAC levels (measures of antioxidant activity) in saliva samples and discovered that talking on phones doesn't meaningfully alter these cellular defense mechanisms.
No, radiofrequency radiation from cell phones does not significantly alter oxidative stress biomarkers in saliva. Research testing multiple indicators of cellular damage found no relationship between phone radiation exposure and changes in the saliva's oxidant-antioxidant profile during 15 or 30-minute calls.
Cell phone radiation does not significantly affect Bradford protein concentrations in saliva. While protein levels peaked at 15 minutes during phone calls, researchers found no statistically significant relationship between talking time and protein changes, indicating minimal impact from radiofrequency exposure on cellular proteins.