Results 301 to 310 of about 407,317 (358)

Trace metals and the elderly

Clinics in Geriatric Medicine, 2002
The elderly are at nutritional risk as a result of multiple physiological, social, psychological, and economic factors. Elderly persons have a higher incidence of chronic diseases and associated intake of medications that may affect nutrient utilization.
Craig J, McClain   +3 more
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Trace metals and melanogenesis

Experientia, 1983
Emission spectroscopic analysis of amphibian and mammalian skin ash for the study of trace metals shows that nickel, lead and tin may play some role in the pigmentation-depigmentation process.
D P, Chakraborty   +3 more
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Trace metals in hematopoiesis

American Journal of Hematology, 1981
AbstractThe trace metals represent an extremely small part of the total mass of the organism. In spite of this, these elements appear to play major roles in metabolism. At the level of the hematopoietic system, specific roles can be identified for iron, copper, zinc, and cobalt.
C J, Deur, M J, Stone, E P, Frenkel
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Trace metals in waters

Philosophical Transactions of the Royal Society of London. B, Biological Sciences, 1979
Abstract The topic of this paper is extremely broad, and to allow more useful discussion, emphasis is placed on trace (less than 1 mg/1) metals in fresh surface waters and in drinking waters. An attempt is made to give a broad overview of current knowledge, problems and research with particular reference to the following: (1) metals ...
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Trace Metals in Neuropsychiatry

British Journal of Psychiatry, 1983
Naylor's recent hypothesis that vanadium ‘poisoning’ could be a factor in the severity of manic-depressive illness drew attention to the normal and even essential presence of vanadium in the diet, and in human living tissues. The whole brain may contain only about 45 micrograms of vanadium (Underwood, 1977; 1979), as against 500 micrograms of manganese,
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Trace Metals in Oyster Shells

Environmental Letters, 1973
Measurements using atomic absorption spectrometry have established the prescence of Pb, Hg, Cd, Zn, Cu, and Cr in shells of the oyster Crassostrea virginica in amounts considerably higher than their concentration in sea water. Preliminary comparisons of trace elements in shells from widely separated areas do not suggest large differences.
R E, Ferrell   +2 more
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Trace Metals in Postdate Pregnancy

Gynecologic and Obstetric Investigation, 1984
Maternal and cord serum calcium, copper, iron and zinc concentrations were analyzed in 20 women with a postdate pregnancy. The control group consisted of 20 parturients with delivery at term and their newborns. Serum free estriol (E3) was also determined. Maternal serum copper, zinc and E3 were statistically significantly lower, while cord serum copper
P, Kiilholma   +3 more
openaire   +2 more sources

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