Calcium is the most abundant metal in the human body ... The supernatant was analyzed by atomic absorption spectrometry (Shimadzu AA6800) with an automatic sampler and an air-acetylene flame. The ...

Many factors affect calcium availability in soil, including soil pH, climate, soil texture, organic matter, and other competing ions ... sources like calcium nitrate or chloride offer a quick ...

Consequently, the coexistence of halide ions may play a more significant role in nitrate photolysis than previously thought. In this study, we simultaneously measured HONO, NO 2, and NO 2 − in situ to ...

After hours: February 7 at 6:00:15 PM EST Loading Chart for IONS ...

Calcium benefits the body by supporting bone health and possibly reducing the risk of colon cancer. Calcium may also help improve blood pressure and boost better weight control. Adequate calcium is ...

Bacteria commonly utilize nitrate and nitrite as terminal electron acceptors for respiration in the absence of oxygen, or for incorporation in biomass. However, it was only recently described that ...

Modern agriculture’s critical challenge is to feed a growing global population while reducing the environmental footprint of ...

Scientists suggest two possible explanations. Firstly, the ion channel size within the membrane structure is ideally suited for nitrate transport, while larger sulphate ions get trapped.

Strathclyde Institute of Pharmacy and Biomedical Sciences, University of Strathclyde, 161 Cathedral St., Glasgow G4 0RE,Scotland,U.K.

Department of Chemistry, Graduate School of Natural Science and Technology, Okayama University, 3-1-1 Tsushimanaka, Kita-ku, Okayama 700-8530, Japan ...