Now showing items 1-5 of 5
Use of comet assay to assess DNA damage in patients infected by Helicobacter pylori - Comparisons between visual and image analyses
(Mutation Research: Genetic Toxicology and Environmental Mutagenesis, 2005-09-05) [Artigo]
Studies of DNA damage in gastric epithelial cells of Helicobacter pylori (H. pylori)-infected patients are conflicting, possibly due to different methods used for scoring DNA damage by Comet assay. Therefore, we compared ...
Assessment of genetic damage induced by dental bleaching agents on mouse lymphoma cells by single cell gel (comet) assay
(Journal of Oral Rehabilitation, 2005-10-01) [Artigo]
Dental bleaching is a simple and conservative procedure for aesthetic restoration of vital discoloured teeth. However, dental bleaching agents may represent a hazard to human health, especially by causing DNA strand breaks. ...
Modifying effect of propolis on dimethylhydrazine-induced DNA damage but not colonic aberrant crypt foci in rats
(Environmental and Molecular Mutagenesis, 2005-01-01) [Artigo]
Propolis is a honeybee product with several biological and therapeutic properties, including antimutagenic and anticarcinogenic activities. The effects of an aqueous extract of propolis (AEP) were evaluated on the formation ...
Genotoxic and antigenotoxic effects of organic extracts of mushroom Agaricus blazei Murrill on V79 cells
(Genetics and Molecular Biology, 2005-07-01) [Artigo]
Agaricus blazei Murrill, popularly known as the sun mushroom, is a native mushroom in SP, Brazil, that has been widely used in the treatment of cancer and many other pathologies in different parts of the world. A water-soluble ...
Biocompatibility in vitro tests of mineral trioxide aggregate and regular and white Portland cements
(Journal of Endodontics, 2005-08-01) [Artigo]
Mineral trioxide aggregate (MTA) and Portland cement are being used in dentistry as root end-filling materials. However, biocompatibility data concerning genotoxicity and cytotoxicity are needed for complete risk assessment ...