Search
Now showing items 1-10 of 179
Induction of micronucleus and nuclear alterations in fish (Oreochromis niloticus) by a petroleum
(Elsevier B.V., 2008-10-30)
In this study, micronucleus and nuclear alterations tests were performed on erythrocytes of Oreochromis niloticus (Perciformes, Cichlidae) in order to evaluate the water quality of the Atibaia river, in an area that receives ...
First in vivo evaluation of the mutagenic effect of Brazilian green propolis by comet assay and micronucleus test
(Pergamon-Elsevier B.V. Ltd, 2008-07-01)
Propolis is a hive product containing chiefly beeswax and plant-derived substances such as resin and volatile compounds. Propolis has been used in various parts of the world as an antiseptic and wound healer since ancient ...
Micronucleus and chromosome aberrations induced in onion (Allium cepa) by a petroleum refinery effluent and by river water that receives this effluent
(Academic Press Inc. Elsevier B.V., 2009-11-01)
In this study, micronucleus (MN) and chromosome aberration (CA) tests in Allium cepa (onion) were carried out in order to make a preliminary characterization of the water quality of the Atibaia River in an area that is ...
Evaluation of chemopreventive activity of glutamine by the comet and the micronucleus assay in mice's peripheral blood
(Elsevier B.V., 2009-07-01)
This research has evaluated the effects of enteral supplementation of glutamine in clastogens and genotoxic damages caused by the acute administration of cisplatin. For this. it was utilized Swiss mice distributed in eight ...
Mutagenic and genotoxic effect of hydroxyurea
(2011-12-15)
The hydroxyurea, a cytotoxic drug, is the mainly available therapeutical strategy for the treatment of sickle cell disease. This study aimed to evaluate the mutagenic and genotoxic potential of the hydroxyurea through the ...
Organically produced coffee exerts protective effects against the micronuclei induction by mutagens in mouse gut and bone marrow
(2013-08-27)
While researchers have extensively evaluated the beneficial effects of coffee consumption in reducing the frequency of certain diseases, studies examining the differences between organic and conventional coffee intake are ...
Anti-genotoxic effect of aqueous extracts of sun mushroom (Agaricus blazei Murill lineage 99/26) in mammalian cells in vitro
(2002-12-01)
The sun mushroom is the popular name for the Agaricus blazei Murill fungus, a mushroom native to south-eastern Brazil, which has been frequently used in popular medicine mainly in the form of tea to treat various ailments ...
In vivo clastogenicity assessment of the Austroplenckia populnea (Celastraceae) leaves extract using micronucleus and chromosome aberration assay
(2007-03-01)
The clastogenic effect of the A. populnea leaves extract was tested in vivo on bone marrow cells of Wistar rats by evaluating the induction of chromosome aberrations and micronuclei induction on polychromatic erythrocytes. ...
Assessment of DNA damage by extracts and fractions of Strychnos pseudoquina, a Brazilian medicinal plant with antiulcerogenic activity
(2006-09-01)
Strychnos pseudoquina St. Hil. is a native plant of the Brazilian Savannah, used in popular medicine to treat a number of conditions. Since it contains large quantities of alkaloids with proven antiulcer activity, we tested ...
Study on the mutagenicity and antimutagenicity of a natural food colour (annatto) in mouse bone marrow cells
(2003-02-01)
Most manufactured foods contain chemicals added as a deliberate part of the manufacturing process. The aims of the present study were to evaluate the mutagenicity and antimutagenicity of annatto, a natural pigment extracted ...