Abstract
In the village of Kheru Nayak Thanda in the Gulbarga district of Karnataka, India, 18 children aged 3 to 10 years with endemic skeletal fluorosis were shown to have oxidative stress as evidenced by elevated levels of malondialdehyde in their red blood cells, indicating increased lipid peroxidation. Significant alterations of antioxidant systems in the blood were confirmed by decreased levels of glutathione and uric acid together with an increase in the activity of glutathione peroxidase as well as the level of ascorbic acid along with a slight decrease in the activity of superoxide dismutase.
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Rutin potentially attenuates fluoride induced oxidative stress mediated cardiotoxicity, blood toxicity and dyslipidemia in rats
The present study was undertaken to evaluate cardio protective effect of rutin against sodium fluoride-induced oxidative stress mediated cardio toxicity and blood toxicity. Cardiac injury was induced by daily administration of sodium fluoride 600ppm in distilled water for 4 weeks. The animals exposed to NaF exhibited a significant increase in
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Evaluation of total oxidative status and total antioxidant capacity in patients with endemic fluorosis
The objective of the present study was to determine the plasma total oxidative status (TOS) and total antioxidant capacity (TAC) in patients with endemic fluorosis. A total of 79 (35 males and 44 females; mean age 44.0 ± 11.9 years) patients with endemic fluorosis and 55 (23 males and 32
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Effect of sodium fluoride ingestion on malondialdehyde concentration and the activity of antioxidant enzymes in rat erythrocytes
Fluoride intoxication has been shown to produce diverse deleterious metabolic alterations within the cell. To determine the effects of sodium fluoride (NaF) treatment on malondialdehyde (MDA) levels and on the activity of antioxidant enzymes in rat erythrocytes, Male Wistar rats were treated with 50 ppm of NaF or were untreated
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Lipid peroxidation and antioxidant enzyme status of adult males with skeletal fluorosis in Andhra Pradesh, India.
Blood samples from 24 adult males, age 25 to 40, with endemic skeletal fluorosis, living in the Vaillapally village of the Nalgonda district, Andhra Pradesh, India, were examined and compared with samples from 15 matched controls for their antioxidant enzyme activity and lipid peroxidation. Elevated malondialdehyde (MDA) levels indicated an
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Fluoride in Drinking Water and Skeletal Fluorosis: a Review of the Global Impact.
When safe and adequate exposure of an essential trace element is exceeded it becomes potentially toxic. Fluoride is one classic example of such a double edged sword which both plays a fundamental role in the normal growth and development of the body for example the consumption of levels between 0.5–1.0 ppm
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Fluoride & DISH (Diffuse Idiopathic Skeletal Hyperostosis)
Among individuals with skeletal fluorosis, the fluoride-induced changes to the spine, and the accompanying symptoms, can bear a close resemblance to DISH (Forestier's Disease). Some authors report that skeletal fluorosis can so closely resemble that DISH that the only way to distinguish the two would be to conduct an invasive bone biopsy. No studies have ever been conducted to determine what role, if any, fluoride plays in the development of DISH.
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Fluoride & Osteomalacia
One of fluoride's most well-defined effects on bone tissue is it's ability to increase the osteoid content of bone. Osteoid is unmineralized bone tissue. When bones have too much of it, they become soft and prone to fracture -- a condition known as osteomalacia. As shown below, fluoride has repeatedly been
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Skeletal Fluorosis Causes Bones to be Brittle & Prone to Fracture
It has been known since as the early as the 1930s that patients with skeletal fluorosis have bone that is more brittle and prone to fracture. More recently, however, researchers have found that fluoride can reduce bone strength before the onset of skeletal fluorosis. Included below are some of the
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Similarities between Skeletal Fluorosis and Renal Osteodystrophy
It is quite possible, and indeed likely, that some kidney patients diagnosed with renal osteodystrophy are either suffering from skeletal fluorosis or their condition is being complicated/exacerbated by fluoride exposure.
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Nutrient Deficiencies Enhance Fluoride Toxicity
It has been known since the 1930s that poor nutrition enhances the toxicity of fluoride. As discussed below, nutrient deficiencies have been specifically linked to increased susceptibility to fluoride-induced tooth damage (dental fluorosis), bone damage (osteomalacia), neurotoxicity (reduced intelligence), and mutagenicity. The nutrients of primary importance appear to be calcium,
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