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Background. Calcium is one of the most important minerals for the human body which is essential for healthy bones and teeth. Vitamin D has hormone-like properties in the human body. It is supplied with the diet, but it is also synthesized by the body under exposure to UV radiation. Vitamin D controls calcium and phosphorus metabolism and is responsible for bone modeling and mineralization. Objective...
Background. In addition to the release of lead and cadmium from ceramic and glass vessels, (acceptable limits being set by the EU 84/500/EC Directive), other harmful metals can migrate, such as nickel and chromium. Permissible migration limits for these latter metals however have not yet been set in the EU legislation. Both the toxic properties of nickel and chromium and the measures taken by the...
This review summarizes current data on resistance among Salmonella spp. isolates of food origin from countries in different regions of the world. The mechanisms of resistance to different groups of antimicrobial compounds are also considered. Among strains resistant to quinolones and/or fluoroquinolones the most prevalent mechanism is amino acid substitutions in quinolone resistance-determining region...
Background. Fluid intake in elderly is more important than in younger individuals, because compromised homeostatic mechanisms such as loss of the thirst sensation can result in dehydration. Objective. The aim of the present study was the assessment of water intake from food and beverages by free-living elderly in Poland. Materials and Methods. The study was conducted on 138 volunteers (women and men)...
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