Results 91 to 100 of about 16,308 (224)

The ecological impact of different mechanisms of chronic sub-lethal toxicity on feeding and respiratory physiology [PDF]

open access: yes, 1994
Sub-lethal toxicity tests, such as the scope-for-growth test, reveal simple relationships between measures of contaminant concentration and effect on respiratory and feeding physiology.
Willows, R.
core  

Divergent strategy for the synthesis of α-aryl-substituted fosmidomycin analogues [PDF]

open access: yes, 2007
Fosmidomycin is the first representative of a new class of antimalarial drugs acting through inhibition of 1-deoxy-D-xylulose 5-phosphate ( DOXP) reductoisomerase (DXR), an essential enzyme in the non-mevalonate pathway for the synthesis of isoprenoids ...
Devreux, Vincent   +5 more
core   +2 more sources

Application of Self-Polishing Copolymer and Tin-Free Nanotechnology Paint for Ships

open access: yesJournal of Marine Science and Engineering
During a ship’s voyage, it is difficult to maintain its hull, and prolonged exposure to seawater can lead to the attachment of marine organisms, which can negatively impact the ship’s speed.
Yushi Wang   +3 more
doaj   +1 more source

Triorganotin Derivatives Induce Cell Death Effects on L1210 Leukemia Cells at Submicromolar Concentrations Independently of P-glycoprotein Expression

open access: yesMolecules, 2018
The acceleration of drug efflux activity realized by plasma membrane transporters in neoplastic cells, particularly by P-glycoprotein (P-gp, ABCB1 member of the ABC transporter family), represents a frequently observed molecular cause of multidrug ...
Viera Bohacova   +9 more
doaj   +1 more source

Bioaccumulation of Tributyltin by Blue Crabs

open access: yesJournal of the Brazilian Chemical Society, 2013
This study evaluated the bioaccumulation of tributyltin (TBT) by the blue crab (Callinectes sapidus). Animals were fed with contaminated food containing 30 µg g-1 of TBT expressed as Sn. The analytes were determined in the gills, hepatopancreas and muscle. Acid digestion was used in the total Sn determination, and a solid-phase extraction technique was
Vannuci-silva, Monizze   +7 more
openaire   +5 more sources

Toward a Global Regime of Vessel Anti-Fouling [PDF]

open access: yes, 2015
Vessel anti-fouling is key to the efficient operation of ships, and essential for effective control of invasive species introduced through international shipping. Anti-Fouling Systems, however, pose their own threats to marine environments.
Kraska, James, Rittschof, Daniel
core   +1 more source

Analisis Imposeks Pada Keong Macan (Babylonia Spirata Spirata) Sebagai Bioindikator Cemaran Tributyltin Di Pelabuhan Tanjung Mas Semarang [PDF]

open access: yes, 2013
A biondicator approach in knowing the possible contamination of Tributyltin in the water of the Port of Tanjung Mas Semarang study has been carried out analysis imposex the tiger snail (B. spirata spirata).
Kusumastuti, R. (Retno)   +2 more
core  

Pollutants Biodegradation by Fungi [PDF]

open access: yes, 2009
Revisión sobre los mecanismos de detoxificación de contaminantes por hongosOne of the major problems facing the industrialized world today is the contamination of soils, ground water, sediments, surfacewater and air with hazardous and toxic chemicals ...
Aleu Casatejada, Josefina   +2 more
core   +2 more sources

Extent and toxicity of contaminated marine sediments in Southeastern Florida [PDF]

open access: yes, 2004
Thirty sites were sampled in southern Biscayne Bay and Manatee Bay in December 1999 to determine the extent of toxicity in sediments. Analyses and assays included: pesticides and phenols in seawater; chemical contaminants in sediment; amphipod mortality,
Cantillo, A. Y., Lauenstein, G. G.
core  

Transcriptome analyses of sex differential gene expression in brains of rare minnow (Gobiocypris rarus) and effects of tributyltin exposure

open access: yesData in Brief, 2018
RNA-sequencing was used to identify sex-biased gene expression in brains of rare minnow (Gobiocypris rarus) by comparing transcriptomic profiles between females and males.
Ji-liang Zhang   +4 more
doaj   +1 more source

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