نتایج جستجو برای: aluminium compounds
تعداد نتایج: 241111 فیلتر نتایج به سال:
Aluminium is a hot topic in the current debate. Exposure occurs due to environmental, dietary and intentional exposure to aluminium, such as in vaccines where it was introduced in 1926. In spite of the fact that it is a typical Th2 adjuvant, aluminium redirects the immune response in systemic allergen immunotherapy (SIT) upon prolonged immunization. SIT in the US, and SLIT in general, are at pr...
The study investigates the effect of aluminium oxide nanoparticles as an additive to Madhuca Indica (mahua) methyl ester blends on performance, emission analysis of a single-cylinder direct injection diesel engine operated at a constant speed at different operating conditions. The test fuels are indicated as B10A0.2, B10A0.4, B20A0.2, B20A0.4 and diesel respectively. The results indica...
Aluminium and iron/steel are truly sustainable materials. As a result the global metallurgical industry strives to produce products, which contribute to the global effort by reducing resource use, recycling and reusing materials where possible, and to help create the economic and supply frameworks needed to do this. Aluminium is a material that is infinitely recyclable and remarkably plentiful....
The claim of Denny and others (1937; 1939) to have prevented silicosis in quartz-dusted animals by the simultaneous administration of aluminium was not substantiated in the experiments of Belt and King (1943) and of King and others (1945), using the intratracheal injection technique of Kettle and Hilton (1932). But it was pointed out by King (1947), in similar experiments, that the aluminium mi...
BACKGROUND Some metallic compounds, especially of zirconium, can cause cell mediated granulomatous inflammation of the skin. Pigment granules containing compounds of aluminium, silicon, and titanium have been observed within macrophages in the wall of the small intestine in health and in Crohn's disease. Zirconium compounds can be ingested in toothpaste. AIM To determine in a pilot study if g...
This study was designed to demonstrate the cytoprotective effect of an antacid containing aluminium phosphate (Phosphalugel) against ethanol-induced gastric injury in the rat and to determine whether this cytoprotective effect is mediated by endogenous prostaglandins and sulfhydryls. We have quantitatively evaluated gastric mucosal lesions using macroscopic and histological techniques one hour ...
Calcium phosphate based biomaterials are extensively used in the context of tissue engineering: small changes in composition can lead to significant changes in properties allowing their use in a wide range of applications. Samples of composition (Al(2)O(3))(x)(Na(2)O)(0.11-x)(CaO)(0.445)(P(2)O(5))(0.445), where x = 0, 0.03, 0.05, and 0.08, were prepared by melt quenching. The atomic-scale struc...
It is well known that aluminium is potentially neurotoxic. Moreover, there has been concern in recent years that dietary and environmental exposure to aluminium might cause developmental toxicity in mammals. While it is well established that aluminium may be a developmental toxic when administered parenterally, until recently there was little concern about embryo/fetal consequences of aluminium...
Aluminium salt slag (also known as aluminium salt cake), which is produced by the secondary aluminium industry, is formed during aluminium scrap/dross melting and contains 15-30% aluminium oxide, 30-55% sodium chloride, 15-30% potassium chloride, 5-7% metallic aluminium and impurities (carbides, nitrides, sulphides and phosphides). Depending on the raw mix the amount of salt slag produced per t...
AIMS To determine a possible mechanism to explain the presence of aluminium lines within fully calcified bone in aluminium-related osteomalacia. METHODS Fifty five bone cases shown by bone biopsy to be aluminium-related osteomalacia were studied. In 38 specimens aluminium lines were identified within calcified bone by means of the Aluminon stain and a characteristic form of patchy mineralisat...
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