Constructed wetlands are biological systems with the purpose of enhancing variety of chemical, microbial, natural physical ...

They state that “a reduction in processed meat consumption to less than 20 grams per day per person ... though there are a few brands available in supermarkets (like Naked and Finnebrogues in the UK) ...

They check the water quality for 12 parameters -- potential of hydrogen (PH), chloride, fluoride, iron, nitrate, alkalinity, residual chlorine and total dissolved solids. The hydrogen sulfide test ...

In contrast, the relative abundances of genes such as ferredoxin-nitrite reductase (nirA), nitrate reductase gamma subunit (narV), nitrite reductase (cytochrome c-552) (nrfA), nitrate ...

Catalan Institute of Nanoscience and Nanotechnology (ICN2), CSIC and Barcelona Institute of Science and Technology, UAB Campus, Bellaterra, 08193 Barcelona, Spain ...

Key Laboratory of Functional Inorganic Material Chemistry, Ministry of Education, School of Chemistry and Materials Science, Heilongjiang University, Harbin 150080, P. R. China ...

So why do so many life-forms breathe oxygen? There are probably thousands of kinds of metabolisms, or chemical processes that maintain life, said Donald Canfield, a geobiologist at the University of ...

Nitrite oxidises haemoglobin to methaemoglobin a form which is unable to transport oxygen to body tissue. Although nitrite is the direct cause of methaemoglobinaemia, the toxicity of nitrate is the ...

Figure 1: Structures of the Fd–FNR complex and PDR. Figure 3: NMR chemical shift perturbation of Fd upon complex formation with FNR. Figure 4: Structural perturbation of FNR induced by complex ...

For advanced purification, all proteins were passed through a Superdex S-75 column (GE Healthcare) with buffer A. The molecular mass of all four proteins was estimated in buffer A using a Superdex ...