Results 21 to 30 of about 21,597 (204)

On the number of Kekulé structures of fluoranthene congeners [PDF]

open access: yesJournal of the Serbian Chemical Society, 2010
The Kekulé structure count K of fluoranthene congeners is studied. It is shown that for such polycyclic conjugated π-electron systems, either K = 0 or K ≥ 3.
DAMIR VUKIČEVIĆ   +2 more
doaj  

Effects of dietary fluoranthene on tissue-specific responses of carboxylesterases, acetylcholinesterase and heat shock protein 70 in two forest lepidopteran species

open access: yesEcotoxicology and Environmental Safety, 2023
In this study, responses of carboxylesterases, acetylcholinesterase, and stress protein Hsp70 were examined in the midgut and midgut tissue, and brain of fifth instar larvae of Lymantria dispar L. and Euproctis chrysorrhoea L.
Marija Mrdaković   +7 more
doaj   +1 more source

Monitoring Polycyclic Aromatic Hydrocarbon Concentrations in Austin, TX, After the Coal-Tar Sealant Ban [PDF]

open access: yes, 2012
Polycyclic Aromatic Hydrocarbons (PAH) are a group of chemicals consisting of three or more fused benzene rings. Many of this group of compounds are considered Toxic Pollutants and listed as Priority Pollutants by the EPA.
Richter, Aaron
core   +1 more source

Identification of the state of the soil-plant systems on the RUDN-University campus (based on PAH concentrations) [PDF]

open access: yesE3S Web of Conferences, 2020
The environmental state of soil-plant systems under the condition of technogenic pressure has been demonstrated on the example of the social significant territory in the city of Moscow – the campus of the RUDN University.
Khaustov Aleksandr   +4 more
doaj   +1 more source

Determination of sensitivity limit in quantative analysis of polycyclic aromatic hydrocarbons by Gc-ms [PDF]

open access: yesActa Periodica Technologica, 2004
The limit of detection (LOD) and the limit of quantitation (LOQ) for 16 individual PAHs from the Environmental Protection Agency (EPA) list (naphthalene, acenaphthylene, acenaphtene, fluorene, phenanthrene antrachene, fluoranthene, pyrene, benzo(a ...
Marjanović Nikola J.   +3 more
doaj   +1 more source

Responses of CYP450 dependent system to aliphatic and aromatic hydrocarbons body burden in transplanted mussels from South coast of Portugal [PDF]

open access: yes, 2011
Mussels Mytilus galloprovincialis were cross-transplanted at South Portugal from a reference site (site 1) to a site more contaminated with hydrocarbon compounds (site 2), and vice versa, in an active biomonitoring (ABM) concept, to assess the ...
Bebianno, Maria João   +2 more
core   +1 more source

Shellfish Tissue Monitoring in Piscataqua Region Estuaries 2013 [PDF]

open access: yes, 2013
Originally conducted by the Gulf of Maine Council on the Marine Environment from 1993 to 2011, the Gulfwatch Program examined trends in the water quality of the Gulf of Maine by monitoring toxic contaminant concentrations in the tissues of shellfish ...
Trowbridge, Philip R., Wood, Matthew A.
core   +4 more sources

Identification of sources of elevated concentrations of polycyclic aromatic hydrocarbons in an industrial area in Tianjin, China [PDF]

open access: yes, 2009
The concentrations of 16 polycyclic aromatic hydrocarbons (PAHs) were determined by gas chromatography equipped with a mass spectrometry detector in 105 topsoil samples from an industrial area around Bohai Bay, Tianjin in the North of China.
Han, Jingyi   +7 more
core   +3 more sources

Binding interaction of a fluoranthene–thiol on gold nanoparticles with β-cyclodextrin and DNA

open access: yesJournal of Experimental Nanoscience, 2017
In this paper, we report the preparation of a fluoranthene–thiol derivative, the assembly of the compound onto gold nanoparticles, and their binding to β-cyclodextrin and DNA.
S. Eugene Thangaraj   +5 more
doaj   +1 more source

Chlorophyll fluorescence as an indicator of fluoranthene phototoxicity

open access: yesPlant, Soil and Environment, 2007
The effect of the short-time exposure (12, 24 and 48 h) of increasing concentration (0.1, 1 and 10 mg/l) of intact (FLT) and photo-modified (phFLT) fluoranthene on the chlorophyll fluorescence parameters (F0, FV/FM and ΦII) in pea plants (Pisum sativum L.
M. Kummerová, L. Váňová
doaj   +1 more source

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