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Related Concept Videos

Magnetic Fields01:27

Magnetic Fields

A moving charge or a current creates a magnetic field in the surrounding space, in addition to its electric field. The magnetic field exerts a force on any other moving charge or current that is present in the field. Like an electric field, the magnetic field is also a vector field. At any position, the direction of the magnetic field is defined as the direction in which the north pole of a compass needle points.
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Trihybrid Crosses

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Strawberry fields forever?

Nanjoo Suh1, John M Pezzuto

  • 1Ernest Mario School of Pharmacy, Rutgers, The State University of New Jersey, 164 Frelinghuysen Road, Piscataway, NJ 08854, USA. nsuh@rci.rutgers.edu

Cancer Prevention Research (Philadelphia, Pa.)
|January 6, 2012
PubMed
Summary
This summary is machine-generated.

High-dose strawberry powder (60 g/d) showed promise in preventing esophageal cancer by reducing precancerous lesions and biomarkers in a phase II trial. Lower doses were ineffective, highlighting the importance of dosage in dietary cancer prevention strategies.

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Area of Science:

  • Oncology
  • Nutritional Science
  • Gastroenterology

Background:

  • Preclinical studies suggest berries and grapes possess cancer-preventive properties.
  • Esophageal cancer remains a significant health concern, particularly in certain regions like China.

Purpose of the Study:

  • To evaluate the efficacy of two doses of strawberry powder in preventing esophageal cancer progression.
  • To assess the impact of strawberry powder on histologic grade and localized biomarkers of esophageal dysplasia.

Main Methods:

  • A randomized, noncomparative phase II clinical trial was conducted.
  • Participants received either 60 g/d or 30 g/d of strawberry powder for six months.
  • Histologic grade of dysplastic lesions and localized biomarkers were assessed.

Main Results:

  • The higher dose (60 g/d) significantly reduced the histologic grade of dysplastic lesions.
  • The 60 g/d dose also led to a reduction in localized biomarkers associated with cancer development.
  • The lower dose (30 g/d) did not demonstrate significant efficacy.

Conclusions:

  • Strawberry powder, at a dose of 60 g/d, shows potential as a preventive agent against esophageal cancer.
  • Further research is needed to determine optimal formulations, active components, and mechanisms of action.
  • Diet and natural products play a crucial role in cancer prevention strategies.