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Urine selenium concentration is a useful biomarker for ...

May 21, 2019· Background Observational studies have suggested that selenium (Se) may have beneficial effects against certain cardiovascular outcomes, with a possible U-shaped association. We assessed the hypothesis that blood Se concentration might be inversely associated with the prevalence of stroke and the relationship would be nonlinear.

Mining industry, Montana GOP oppose selenium limit for ...

Watanabe C, Kim CY, Satoh H. Tissue-specific modification of selenium concentration by acute and chronic dexamethasone administration in mice. Br J Nutr 1997;78:501-9. View abstract.

Serum Selenium and Diabetes in U.S. Adults | Diabetes Care

The selenium concentration decreases from approximately 90.5 to approximately 88 atomic % and the tellurium concentration increases from approximately 4.5 to approximately 5 atomic %. For the 5 μm thick layer the concentrations at the scanned side of the layer are approximately 8 atomic % As, approximately 86.5 atomic % Se and approximately 5 ...

Selenium Deficiency: Symptoms, Causes, and Treatment

Jan 01, 2020· Plasma selenium (Se) concentration is an established population level biomarker of Se status, especially in Se-deficient populations. Previously observed correlations between dietary Se intake and urinary Se excretion suggest that urine Se concentration is …

Mining industry, Montana GOP oppose selenium limit for ...

Sep 01, 2009· Given the high selenium exposure in the United States, the mechanisms underlying these associations need to be investigated. The high soil content of selenium in several areas of the United States and the use of supplements (Rayman 2008) explain the high mean selenium concentration in our sample (137 [micro]g/L).

Normal Serum Selenium Levels - Seleniumfacts.com

Supplements not indicated for those with selenium concentration of 122 µg/L or higher

Selenium - Health Professional Fact Sheet

Nov 09, 2020· The agency is also proposing a selenium concentration limit of 0.8 micrograms per liter in lake water and 3.1 micrograms per liter in the river. The difference is because moving water poses less of a pollution problem than standing water. Brad Smith, Idaho Conservation League's Northern Idaho director, praised Montana's effort because it ...

Racial Differences in Serum Selenium Concentration ...

selenium in the diet, although the widespread use of vitamin/ mineral supplements also contributes to US selenium in-take.13 At these intake levels, additional selenium intake does not increase glutathione peroxidase synthesis or activity, but rather increases plasma selenium concentration by nonspe-

Correlation between Selenium Concentrations and ...

Nov 08, 2018· Rare in the United States and estimated to effect 1 billion people worldwide, selenium deficiency is measured by concentration in serum and plasma. Deficiency may increase the risk of thyroid disease and can cause Keshan disease (cardiomyopathy), Hashimoto's thyroiditis, male infertility and possibly Kashin-Beck, a type of osteoarthritis.

(PDF) Serum Selenium Concentrations and Diabetes in U.S ...

OBJECTIVE —The purpose of this study was to examine the relationship between serum selenium levels and the prevalence of diabetes among U.S. adults. RESEARCH DESIGN AND METHODS —We conducted a cross-sectional analysis of 8,876 adults ≥20 years of age who participated in the Third National Health and Nutrition Examination Survey. Diabetes was defined as the presence of a fasting …

Micronutrients: Selenium - Food & Nutrition Magazine

Counties page > Se in Conterminous US Selenium in Counties of the Conterminous States (Hold the mouse over a county to view the concentration of the element; click on a county to retrieve all geochemical data within the county.) ...

EPA Fact Sheet, Investigations of Selenium in Groundwater ...

Supplements not indicated for those with selenium concentration of 122 µg/L or higher

i/. SELENIUM CONCENTRATIONS IN FORAGE ON SOME HIGH ...

Nov 01, 2009· In our study serum selenium concentration in the low selenium group was between 112.5 and 129.3 μg/l and hence, above the concentration at which circulating GPX activity plateaus. If we can extrapolate from concentration in blood to prostate tissue, it is possible that selenium concentrations in this study population were above the range where ...

11 Selenium Toxicity Dangers You Can Easily Avoid

Aug 20, 2019· For example, one study showed that the selenium concentration in Brazil nuts varied widely by region. While a single Brazil nut from one region provided up to …

7 Science-Based Health Benefits of Selenium

Agricultural Research Service, U.S. Department of Agriculture, Kimberly, Idaho. Highlight Forages produced on some high northwestern ranges were analyzed for selenium concentration to determine the hazard of white muscle disease (WMD) in calves and lambs. The selenium concentration in 94 forage samples ranged from 0.01 to 0.78 ppm, of which 20 ...

7 Science-Based Health Benefits of Selenium

In U.S. adults, high serum selenium concentrations were associated with higher prevalence of diabetes and higher fasting plasma glucose and glycosylated hemoglobin levels.

Solving the selenium problem - CIM

In the United States, many racial disparities in cancer incidence, such as the 61% higher incidence of prostate cancer among Blacks relative to Whites, remain unexplained. Using data from a large, nationally representative survey, the authors explored Black/White differences in serum selenium concentration.

SES - Clinical: Selenium, Serum

At 20 parts per billion, selenium concentration in the effluent released into Belews Lake in the 1970s was well below the US Environmental Protection Agency's (EPA) guidelines for safe levels at the time, of 35 parts per billion. In 1987, the EPA revised its recommended criteria for selenium concentration in freshwater to five parts per billion.

Serum selenium concentrations and diabetes in U.S. adults ...

Nov 09, 2020· The agency is also proposing a selenium concentration limit of 0.8 micrograms per liter in lake water and 3.1 micrograms per liter in the river. The difference is because moving water poses less of a pollution problem than standing water. Brad Smith, Idaho Conservation League's Northern Idaho director, praised Montana's effort because it ...

11 Selenium Toxicity Dangers You Can Easily Avoid

Jan 01, 2020· Plasma selenium (Se) concentration is an established population level biomarker of Se status, especially in Se-deficient populations. Previously observed correlations between dietary Se intake and urinary Se excretion suggest that urine Se concentration is …

Solving the selenium problem - CIM

Selenium is needed to maintain good health, and is found in multivitamins and supplements. Short-term oral exposure to high concentrations of selenium may cause nausea, vomiting, and diarrhea. Long-term oral exposure to high concentrations of selenium may result in selenosis, which may cause hair loss, nail loss or neurological

Serum Selenium Concentrations and Hypertension in the US ...

Mar 11, 2020· In the United States, 18% to 19% of adults and children use a dietary supplement containing selenium . According to an analysis of NHANES data from 2003–2004, the mean serum selenium concentration in U.S. adults aged 40 years or older is 13.67 mcg/dL .

Selenium: Benefits, Uses, Side Effects, Dosage, and More

Among healthy people in the U.S., selenium deficiencies are uncommon. But some health conditions -- such as HIV, Crohn's disease, and others -- are associated with low selenium levels.

Despite Benefits of Selenium Supplements May Be Harmful ...

At 20 parts per billion, selenium concentration in the effluent released into Belews Lake in the 1970s was well below the US Environmental Protection Agency's (EPA) guidelines for safe levels at the time, of 35 parts per billion. In 1987, the EPA revised its recommended criteria for selenium concentration in freshwater to five parts per billion.

Urine selenium concentration is a useful biomarker for ...

Oct 01, 2019· Selenium is an important trace element that is needed for the proper functioning of our cells. It is needed in very small amounts, but it might be a good idea to have a blood test done to check the serum selenium level. The Mayo Clinic Laboratories state that the normal concentration in adult human blood … Continue reading "Normal Serum Selenium Levels"