نتایج جستجو برای: aa
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Background: Localized and extensive clinical subtypes of alopecia areata (AA) including alopecia totalis and alopecia universalis differ in genetic and immunologic aspects. Objective: Comparison of epidemiologic aspects of localized and extensive subtypes of AA. Patients and Methods: In a prospective descriptive study, 180 patients suffering from AA attending the skin clinics of Razi Hosp...
Ascorbic acid (AA) has been reported as a treatment for cancer patients. Intravenous (iv) administration of high-dose AA increases plasma AA levels to pharmacologic concentrations and generates reactive oxygen species (ROS) to exert anti-tumor activity via enhancement of oxidative stress. However, AA is very unstable in aqueous solutions and it is impossible to preserve AA for a long period in ...
Friction Stir Welding (FSW) is an efficient and effective welding method with good-quality welds. Aluminum Alloy (AA) has been widely used for various automotive needs, including in vehicle manufacturing. AA series 5XXX a type of material manufacturing because it good strength properties even after the joining process. A similar butt joint using FSW was carried out on 5052 5083. The results wer...
Intravenous administration of high-dose ascorbic acid (AA) has been reported as a treatment for cancer patients. However, cancer patients with renal failure cannot receive this therapy because high-dose AA infusion can have side effects. To solve this problem, we evaluated the antitumor activity of a lipophilic stable AA derivative, 2-O-α-d-glucopyranosyl-6-O-(2-pentylheptanoyl)-l-ascorbic acid...
Background: Acrylamide (AA) is an important food contaminant resulted from Maillard reaction during thermal processing of carbohydrate rich food commodities. The present paper reports the data for the AA content in some types of thermally processed starch rich food, and assessment of dietary exposure for the population in North Macedonia. Methods: The AA level was determined employing modified...
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