نتایج جستجو برای: trace elements

تعداد نتایج: 331396  

2006
A. T. Diplock

During the past decade there has been a large upsurge in interest in nutritionally essential trace elements. In the clinical field the recognition that deficiency can occur in human subjects in many practical dietary situations has been of crucial importance from the public health viewpoint worldwide. In this chapter we review briefly our knowledge of the ultra trace elements chromium, manganes...

Journal: :Acta biochimica Polonica 2012
Sławomira Drzymała-Czyż Tomasz Banasiewicz Stanisław Walas Tomasz Kościński Ewa Wenska-Chyży Michał Drews Jarosław Walkowiak

The procedure of restorative proctocolectomy is associated with a complete removal of the colon and slight reduction of ileum length, which together can lead to systemic shortages of trace elements. Inflammatory changes in the pouch mucosa may also have some impact. However, there is no data on trace elements in pouchitis. Therefore, in the present study we aimed to assess the effect of acute p...

2008

The incidence of diabetes worldwide is expected to double in the next 10 years affecting over 200 million people. It is known that dietary modifications can help considerably in improving blood-glucose control and therefore reduce the many complications caused by this condition. Mooradian and Morely published an excellent review article discussing the serum micronutrient status in patients diag...

2003
Lothar Rink

Zinc is known to be essential for all highly proliferating cells in the human body, especially the immune system. A variety of in vivo and in vitro effects of zinc on immune cells mainly depend on the zinc concentration. All kinds of immune cells show decreased function after zinc depletion. In monocytes, all functions are impaired, whereas in natural killer cells, cytotoxicity is decreased, an...

2007
Eric R. Braverman

The immune system (immunoglobulins, cell mediated immunity, phagocytosis complement, lysosomes, interferon, metabolic function, hormones, metabolic and respiratory alkalosis) is the natural mechanism which defends against cancer. Trace elements zinc, selenium, molybdenum, and manganese augment this natural mechanism. Zinc is essential for normal development and maintenance of the thymus. Reduce...

2009

A number of studies (mainly in vitro and in vivo animal models) have examined the interaction of trace elements with DNA. Normal dietary levels of various trace elements are required to prevent the occurrence of oxidative damage, and deficiency may increase susceptibility. Conversely, overload of some trace elements, including copper and iron, has been demonstrated to result in adverse effects....

Background and Objectives: The present study was conducted to evaluate the presence of biochemical contents and trace elements, and detect phytochemicals in the edible part extracts of Asparagus officinalis DC and Chlorophytum comosum Linn by HPTLC. Materials and Methods: The biochemical contents and trace elements were determined by different biochemical methods, and trace elements’ presence ...

Journal: :Softwaretechnik-Trends 2007
Sven Wenzel

Motivation In model-driven engineering models enjoy the same status as customary source code. During the development process, many different versions or variants of models are created. Thereby, developers need to trace model elements between different versions to answer questions like Since when does element X exist in this model? or When did element Y disappear?. Regarding variants developers ...

Journal: :The Analyst 1995
Zaichick VYe A F Tsyb B M Vtyurin

To evaluate the importance of trace amounts of elements in thyroid cancer etiology and diagnostics, instrumental neutron activation analysis has been used to estimate Ag, Co, Cr, Fe, Hg, I,Rb, Sb, Sc, Se, and Zn concentrations in malignant and benign thyroid nodules as well as in apparently intact paranodular thyroid tissue. Resected material from 135 patients was obtained from operations. Fort...

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