Ultrasound and Chemical Repair of DNA: Is There Scientific Evidence?

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    Dna Ultrasound
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Discussion Overview

The discussion centers on the scientific evidence regarding the effect of ultrasound on the chemical repair of DNA, particularly in the context of chemotherapy-resistant cancer cells. Participants explore whether peer-reviewed research supports claims about ultrasound's impact on DNA repair mechanisms.

Discussion Character

  • Exploratory, Debate/contested, Technical explanation

Main Points Raised

  • One participant inquires about the existence of peer-reviewed research on ultrasound's effect on DNA repair.
  • Another participant references a specific study indicating that a chemotherapy-resistant ovarian cancer cell line shows reduced resistance when exposed to ultrasound.
  • Some participants express skepticism about the study's claims, questioning how ultrasound, with its millimeter-range wavelengths, could cause targeted subcellular damage.
  • Concerns are raised regarding the lack of information on the incident energy level in the study, with speculation that it may be lower than that of UV damage.
  • One participant notes an increase in intracellular drug levels due to ultrasound treatment but refrains from commenting on the study's validity without full access to it.

Areas of Agreement / Disagreement

Participants exhibit disagreement regarding the plausibility of ultrasound causing targeted damage at the cellular level and the validity of the referenced study. There is no consensus on the scientific evidence supporting the claims made about ultrasound's effects on DNA repair.

Contextual Notes

Limitations include the lack of access to the full study for some participants, which restricts their ability to evaluate the claims thoroughly. Additionally, assumptions about the energy levels and mechanisms of ultrasound's effects remain unresolved.

TheAlkemist
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Is there any SCIENTIFIC evidence of the effect of ultrasound on chemical repair of DNA? As in, is there peer-reviewed research in this?

Thanks.
 
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This atricle shows that a chemotherapy-resistant ovarian cancer cell line ( because of DNA repair) becomes less resistant on exposure to ultrasound.

http://www.ingentaconnect.com/content/jws/uog/2009/00000033/00000003/art00017
 
I couldn't read the whole article, just the abstract, but it doesn't make any sense. Ultrasound (MHz) has wavelengths in the millimeter range- how can targeted subcellular damage occur?

The abstract also did not mention the incident energy level, but I suspect it's much lower than occurs with UV damage.
 
Thanks for the link Jim. I can't access the full article, but if you can, could you address Andy's question? I'm curious.
Thanks :)
 
Andy Resnick said:
I couldn't read the whole article, just the abstract, but it doesn't make any sense. Ultrasound (MHz) has wavelengths in the millimeter range- how can targeted subcellular damage occur?

The abstract also did not mention the incident energy level, but I suspect it's much lower than occurs with UV damage.
According to the introduction the ultrasound treatment leads to increased intracellular drug levels, I haven't read the study so I can't comment on the validity.
 

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