نتایج جستجو برای: nitrites

تعداد نتایج: 5265  

Journal: :Gut 1982
R W Stockbrugger P B Cotton N Eugenides B A Bartholomew M J Hill C L Walters

A six week course of cimetidine (1 g/day) healed peptic ulcers in 20 of 23 patients (14 with duodenal ulcer, nine with gastric ulcer). Reduction of basal acid output by 73% and peak acid output by 36% led to a rise in concentrations of intragastric aerobic bacteria and nitrate-reducing bacteria. While the mean intragastric concentration of nitrate was unchanged by treatment, there were statisti...

2012
Anna Czech Marek Pawlik Elżbieta Rusinek

The contents of lead, cadmium, zinc, copper, iron, manganese, nitrites, and nitrates were determined in six species of cabbage of the cruciferous family obtained from different areas of Poland. The results were analyzed and compared in terms of the effect of local industrial (southern Poland, Katowice) or agricultural (southeastern Poland, Lublin) activities on the amounts of heavy metals in th...

Journal: :علوم و فنون بسته بندی 0
محمدتقی صفری ناصر سلطانی تهرانی

the usage of antimicrobial materials for coating meat products, in addition to reducing the microbial population and increase of the quality safety of products, be greatly reduced usage of nitrites as preservatives and synthetic carcinogens. compounds that have antimicrobial activity can be mixed, stabilized or incorporated with edible coatings. spices and vegetable extracts are also a group of...

2008
CHEVES WALLING

INTRODUcTION Alkoxy radicals, R0, are one of the most important of the transient intermediates in radical reactions. They are the primary homolytic scission products of organic peroxides, nitrates, nitrites. hyponitrites, and hypohalites and also play an important role in autoxidation processes. For some ten years our group at Columbia University has been investigating their properties and reac...

Journal: :Journal of accident & emergency medicine 1997
T Stambach K Haire N Soni J Booth

A case of severe methaemoglobinaemia caused by the abuse of volatile nitrites is reported. The agents are commonly abused, but this complication is rare. The clinical presentation can make diagnosis difficult; however, the subsequent treatment needs to be rapid to avoid serious morbidity or mortality. This report presents the clinical picture and the background information leading to the detect...

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