… Trace elements are inorganic constituents present in … Some functions of trace elements
include being a structural … Requirements for trace elements can be derived from studies of …

… In accepting the invitation of undertaking an update on trace element requirements and …
However, the conceptual bases underlying nutrient requirements are undergoing evolution; …

… trace elements are toxic in excess and the interval between the required and toxic amount of
some elements … reliable methods for assessing status of most elements and (2) a better un …

… Because the roles of iron, zinc, copper, and selenium in immune function are best known,
the specific functions and requirements for these elements are discussed in this chapter. …

… Early signs of toxicity of essential trace elements are important. Some trace elements are …
Physicochemically similar trace elements compete for ligands, impairing functions, which is …

… Critical illness is a hypermetabolic state and trace element requirements are increased
especially for use in redox reactions. Patients are at risk of deficiency for a number of additional …

… required by beef cattle; however, the requirements of the majority of minerals are suggested
… into account for trace elements and sulfur. Additionally, requirements for certain minerals are …

… Indeed the high nutritional requirements associated with tissue repair worsen the disequilibrium
between TE intakes and requirements. Cu, Se and Zn depletion contributes to typical …

… analysis and of chemical purification made it possible for nutritional scientists to turn to
the study of elements with requirements below the part-per-million range, which presented …

… about the requirements of trace … trace element requirements of agricultural biogas digesters
particularly running with energy crops will be discussed. In the second part, the roles of trace …