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DNA and protein adducts

K Hemminki1, H Autrup, A Haugen

  • 1Center for Nutrition and Toxicology, Karolinska Institute, Novum, Huddinge, Sweden.

Toxicology
|July 26, 1995
PubMed
Summary

This review surveys methods for measuring DNA and protein adducts in environmental and occupational health studies. Developing specific adduct tests and an international standard compound bank are crucial for advancing human biomonitoring.

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Area of Science:

  • Environmental Health
  • Biomonitoring
  • Toxicology

Background:

  • DNA and protein adducts serve as biomarkers for exposure to environmental mutagens and carcinogens.
  • Accurate measurement of these adducts is essential for assessing health risks.

Purpose of the Study:

  • To survey current methods for measuring DNA and protein adducts in environmental studies.
  • To highlight the importance of using specific assays and developing new ones.

Main Methods:

  • Review of established techniques including 32P-postlabeling, immunoassays, and synchronous fluorescence spectroscopy for DNA adducts.
  • Discussion of methods for detecting urinary RNA and DNA adducts.
  • Overview of immunological and chemical assays for protein adducts.

Main Results:

  • Various methods exist for DNA and protein adduct measurement, applied individually in occupational and environmental studies.
  • Specific DNA adduct assays are available, necessitating their combined use with protein adduct assays.
  • Further development of specific adduct tests is needed.

Conclusions:

  • Integrated use of specific DNA and protein adduct assays in the same studies is important.
  • Development of standard compounds is critical for assay validation and quantitation.
  • An international bank of standard compounds would significantly advance human biomonitoring.

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