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Bioavailability of PAHs:  Effects of Soot Carbon and PAH Source

Environmental Science & Technology, 2004
The bioavailability of 38 individual polycyclic aromatic hydrocarbon (PAH) compounds was determined through calculation of biota-sediment-accumulation factors (BSAF). BSAF values were calculated from individual PAH concentrations in freshwater mussel, marine clam, and sediment obtained from field and laboratory bioaccumulation studies.
Waverly A, Thorsen   +2 more
openaire   +2 more sources

Characteristics, sources and health risk assessment of airborne particulate PAHs in Chinese cities: A review.

Environmental Pollution, 2019
Polycyclic aromatic hydrocarbons (PAHs) are organic compounds composed of at least two benzene rings. This paper reviews the characteristics, sources and health risk of airborne particulate PAHs in Chinese cities.
Dao-hao Yan   +6 more
semanticscholar   +1 more source

Bacterial degradation of mixed-PAHs and expression of PAH-catabolic genes

World Journal of Microbiology and Biotechnology, 2022
Polyaromatic hydrocarbons (PAHs) are hazardous organic compounds with established toxicity, carcinogenicity, and mutagenicity, ubiquitous distribution, and persistence in different environmental matrices. In the present study, degradation of the mixture of PAHs (phenanthrene, anthracene, fluorene, and pyrene) by Kocuria flava and Rhodococcus ...
, Sakshi   +2 more
openaire   +2 more sources

PAH-pools in soils along a PAH-deposition gradient

Environmental Pollution, 1996
The objectives of this study are to characterize different PAH-pools (soil horizons, microsites influenced by stem flow, aggregate core and surface fractions, particle size fractions) in soils affected by depositions. Three forest soils affected by the emissions of an aluminium plant near Ziar/Central Slovakia were sampled to analyze 20 PAHs.
W, Wilcke, W, Zech, J, Kobza
openaire   +2 more sources

Inhibition of UDP-glucuronosyltransferases (UGTs) by polycyclic aromatic hydrocarbons (PAHs) and hydroxy-PAHs (OH-PAHs)

Environmental Pollution, 2020
Polycyclic aromatic hydrocarbons (PAHs) are known as one of the ubiquitous environmental pollutants caused by unavoidable combustion of by-products. Despite decades of research on adverse health effects towards humans, the effects of PAHs and their hydroxylated metabolites (OH-PAHs) on UDP-glucuronosyltransferases (UGTs) remain unclear.
Qiaoyun, Yang   +6 more
openaire   +2 more sources

PM2.5-bound polycyclic aromatic hydrocarbons (PAHs) and their derivatives (nitrated-PAHs and oxygenated-PAHs) in a road tunnel located in Qingdao, China: Characteristics, sources and emission factors.

Science of the Total Environment, 2020
Daytime and nighttime PM2.5 samples were collected at a road tunnel located in Qingdao, China. The mass concentrations and chemical compositions of polycyclic aromatic hydrocarbons (PAHs), nitrated PAHs (NPAHs) and oxygenated-PAHs (OPAHs) were analysed ...
Tong Zhao   +9 more
semanticscholar   +1 more source

Enhancement of PAHs biodegradation in biosurfactant/phenol system by increasing the bioavailability of PAHs.

Chemosphere, 2020
The poor bioavailability of polycyclic aromatic hydrocarbons (PAHs) is the main limiting factor for their biodegradation in contaminated sites. The addition of biosurfactant is an effective method for enhancing the bioavailability of PAHs.
Ting-Ting Zang   +4 more
semanticscholar   +1 more source

Effects of biochar and organic substrates on biodegradation of polycyclic aromatic hydrocarbons and microbial community structure in PAHs-contaminated soils.

Journal of Hazardous Materials, 2019
A incubation experiment was conducted to investigate whether combined amendment of biochar (B) and compost (CP), mushroom residue (M) and corn straw (Y) could enhance biodegradation of polycyclic aromatic hydrocarbons (PAHs) in contaminated soils.
Huanyu Bao   +5 more
semanticscholar   +1 more source

Formation and Photodestruction of Pahs

Astrophysics and Space Science, 1995
Photodissociation processes of PAHs are studied in the interstellar medium (ISM) and in the envelopes of carbon-rich C-stars.
T. Allain, E. Sedlmayr, S. Leach
openaire   +1 more source

Sotatercept therapy for PAH

Nature Reviews Cardiology, 2021
Sotatercept, a ligand trap for multiple members of the transforming growth factor-β superfamily, reduces pulmonary vascular resistance in patients with pulmonary arterial hypertension (PAH) receiving background therapy for PAH, according to findings from the multicentre, phase II PULSAR trial.
openaire   +2 more sources

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