منابع مشابه
Metabolism and Metabolic Effects of Trace Elements
Modern trace element research is concerned at present with 17 elements, the essentiality of which has either been established or is suspected. Even when we concentrate on the seven or eight elements for which problems of deficiency or excessive exposure are known to occur in man, the multitude of their individual metabolic pathways, requirements, and interactions with the environment represents...
متن کاملTrace Elements in Clinker –
The trace element content of clinkers (and possibly of cements) can be used for the qualitative identification (i.e. manufacturing factory). Several hundred clinker sorts have been analysed (by replicated quarterly samples, collected from all Hungarian cement factories as well as from factories of 8 foreign countries) to determine their Mg, Sr, Ba, Mn, Ti, Zr, Zn and V content. The first 6 elem...
متن کاملTrace Elements
Trace elements occur in the human and animal body in milligrams per kilograms amount or less as against major elements which occur in gram per kg.essential elements are elements required for lifewhose deficient intake results in impairment of vital functions and only intake of physiologic amounts of the element can alleviate or prevent such a disturbance in function. Certain T.Es exists in the ...
متن کاملP146: Role of Essential Trace Elements in Parkinson’s Disease
Parkinson’s Disease (PD) is a chronic, progressive, neurodegenerative disorder with motor and non-motor signs and symptoms. PD is caused by idiopathic degeneration of dopamine-producing cells in the substantia nigra, located in the midbrain. Recently, Trace elements have been recognized to play an important role in the development of Parkinson’s disease (PD). The aim of this review ...
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ژورنال
عنوان ژورنال: Nature
سال: 1979
ISSN: 0028-0836,1476-4687
DOI: 10.1038/280260a0