Results 1 to 10 of about 608,686 (265)

Prediction of the Formation of Reactive Metabolites by A Novel Classifier Approach Based on Enrichment Factor Optimization (EFO) as Implemented in the VEGA Program [PDF]

open access: yesMolecules, 2018
The study is aimed at developing linear classifiers to predict the capacity of a given substrate to yield reactive metabolites. While most of the hitherto reported predictive models are based on the occurrence of known structural alerts (e.g., the ...
Angelica Mazzolari   +3 more
doaj   +2 more sources

Assessment of Pollution in the Central Soils of Khuzestan Province with Potentially Toxic Elements (PTEs) and their Origins [PDF]

open access: yesمجله آب و خاک, 2023
Introduction In recent years, soil contamination with potentially toxic elements (PTEs) has become a major problem in most parts of the world. PTEs are naturally generated from the pedogenesis in the soil and are formed mainly by rock weathering ...
N. Sahraei   +3 more
doaj   +1 more source

Distribution Law and Influencing Factors of Molybdenum in Soils and Crops in Luoyang, Henan Province

open access: yesYankuang ceshi, 2021
BACKGROUND Molybdenum is an essential and beneficial element for humans and crops and has an anti-cancer effect. The content of molybdenum and the pH of the soils are different in different regions, the content of molybdenum in crops varies greatly.
XIA Yan   +4 more
doaj   +1 more source

Distribution and Enrichment Characteristics of Selenium in Soil and Crops in Luoyang City, Henan Province

open access: yesYankuang ceshi, 2022
BACKGROUND The analysis of selenium enrichment characteristics in various crops planted in a certain area and investigation and evaluation of selenium content in selenium fertilizer crops can provide a basis for the development of selenium-enriched ...
SONG Yanbin   +4 more
doaj   +1 more source

Soil Contamination in the Problem Areas of Agrarian Slovakia

open access: yesLand, 2021
Landfills, old and abandoned mines, industrial sites, heaps, sludge ponds and other sources of pollution represent environmental threats and are characterized as chemical time bombs.
Danica Fazekašová   +6 more
doaj   +1 more source

Distribution and Assessment of Trace Elements Contamination in Sediments of Conceição River Basin, Brazil

open access: yesGeosciences, 2021
The Conceição river basin, in Quadrilátero Ferrífero (Iron Quadrangle), Brazil, has a long mining history which dates back to the late 17th century, with large gold and iron mines.
Lucas Pereira Leão   +4 more
doaj   +1 more source

Ecological Risk Assessment of Chromium Pollution in the Soil of Industrial Area within Baghdad City [PDF]

open access: yesEngineering and Technology Journal, 2018
Thirty-five soil samples were collected from the Tanning Factory Industrial District within Baghdad city to investigate the soil pollution occur through four directions of the tanning plant.
Rawnaq Mahdi, Athmar AL-Mashhady
doaj   +1 more source

Metal pollution determined by pollution indices for sea grass P. oceanica and surface sediments [PDF]

open access: yesArchives of Biological Sciences, 2015
Concentrations of Fe, Mn, Cu, Zn, Pb, Ni, Co, As, Co, and Hg in the sea grass Posidonia oceanica and surface sediment samples were determined. Together with P.
Stanković Slavka   +4 more
doaj   +1 more source

Environmental Pollution Indices and Multivariate Modeling Approaches for Assessing the Potentially Harmful Elements in Bottom Sediments of Qaroun Lake, Egypt

open access: yesJournal of Marine Science and Engineering, 2021
This research intends to offer a scientific foundation for environmental monitoring and early warning which will aid in the environmental protection management of Qaroun Lake.
Ali H. Saleh   +9 more
doaj   +1 more source

Environmental Risk Assessment of Petroleum Activities in Surface Sediments, Suez Gulf, Egypt

open access: yesJournal of Marine Science and Engineering, 2021
The present study focuses on the risk assessment of heavy metal contamination in aquatic ecosystems by evaluating the current situation of heavy metals in seven locations (North Amer El Bahry, Amer, Bakr, Ras Gharib, July Water Floud, Ras Shokeir, and El
Magda M. Abou El-Safa   +7 more
doaj   +1 more source

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