Abstract:
:Soil contaminants are common in industrialized countries, causing widespread contamination directly of soil and indirectly of ground water and food. Among these pollutants particular attention should be paid to soil mutagens and carcinogens due to their potentially hazardous effects on animal populations and human health. The aim of this research was to evaluate the genotoxicity of contaminated soils by means of an integrated chemical/biological approach, using a short-term bacterial mutagenicity test (Ames test), a plant genotoxicity test (Tradescantia/micronucleus test), and chemical analyses. Soil samples were collected in a highly industrialized area in the Lombardy region, in Northern Italy. Soil samples were extracted with water or with organic solvents. Water extracts of soil samples were tested using the Tradescantia genotoxicity test and organic solvent extracts were analyzed for their polycyclic aromatic hydrocarbon (PAH) concentrations and for their mutagenicity with the Ames test. Heavy metal concentrations were also studied. Some soil samples showed mutagenic activity with the Ames test and clastogenicity with the Tradescantia/micronucleus test. The same soils showed high concentrations of genotoxic PAH and heavy metals.
journal_name
Environ Resjournal_title
Environmental researchauthors
Monarca S,Feretti D,Zerbini I,Alberti A,Zani C,Resola S,Gelatti U,Nardi Gdoi
10.1006/enrs.2001.4317subject
Has Abstractpub_date
2002-01-01 00:00:00pages
64-9issue
1eissn
0013-9351issn
1096-0953pii
S0013935101943178journal_volume
88pub_type
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