Chlordecone concentrations in earthworms are sometimes 20 times higher than in the soil. They must therefore concentrate the chlordecone present in their environment. The impacts of this on ecosystems ...

SUMMARY: The Environmental Protection Agency (EPA or the Agency) is amending the new chemicals procedural regulations under the Toxic Substances Control Act (TSCA). These amendments align the ...

The Structural Biochemistry section aims at a precise biochemical understanding of chemical and biological processes in cells and tissue that are enabled by proteins. Key to our research is the ...

and Pb (lead) were determined by inductively coupled plasma mass spectrometry. Bioconcentration and translocation factors were calculated for the samples analysed.

This site displays a prototype of a “Web 2.0” version of the daily Federal Register. It is not an official legal edition of the Federal Register, and does not replace the official print version or the ...

Exploring natural GeoH2 generation in a monsoonal serpentinization environment” Yike Shen, Earth and environmental sciences — “Investigating the mechanisms of emerging and legacy contaminants ...

Despite the vital role of microelements in life chemistry and ecosystem functioning, little is known about how plant microelement concentrations, especially their bioconcentration factors (BCFs, the ...

Jeremy Berg does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

The bioconcentration of cadmium and lead by the freshwater crab Trichodactylusfluviatilis was evaluated. Thirty animals were exposed to 200 µg L-1 of cadmium and lead for 7, 14 and 21 days. Both ...

The evaluation of new lines of evidence conducted in this section relies on the definitions of bioaccumulative and biomagnification summarized in the preceding section. Most importantly, the ...

Standards, coupled with the convergence of technologies that have been refined and cost reduced, are enabling the automation of manual laboratory tasks, providing greater productivity, precision, and ...