نتایج جستجو برای: acrylamide

تعداد نتایج: 4207  

2014
Xiao Wang Liheng Xu

Acrylamide, a potential carcinogen and neurotoxin, could be formed during the heat processing of carbohydrate-rich foods under high temperatures. Maillard reaction between reducing sugars and amino acids is the main pathway to form acrylamide. All of the types of reducing sugars and amino acids as well as the addition of vitamins may influence the formation of acrylamide. To explore the influen...

Journal: :Annals of the New York Academy of Sciences 2005
Imre Blank

Relatively high amounts of acrylamide have recently been reported in carbohydrate-rich foods under low moisture conditions. This sparked intensive investigations into acrylamide, encompassing its occurrence, chemistry, and toxicology/potential health risk in the human diet. Robust and efficient analytical methods have been developed to obtain reliable quantitative data. Recent epidemiological s...

2015
J. Stephen Elmore Adrian Briddon Andrew T. Dodson Nira Muttucumaru Nigel G. Halford Donald S. Mottram

Twenty varieties of field-grown potato were stored for 2 months and 6 months at 8 °C. Mean acrylamide contents in crisps prepared from all varieties at both storage times ranged from 131 μg/kg in Verdi to 5360 μg/kg in Pentland Dell. In contrast to previous studies, the longer storage period did not affect acrylamide formation significantly for most varieties, the exceptions being Innovator, wh...

2013
Nidhi Jain P. J. John Kanti Prakash Sharma I. Soni

Acrylamide is an aliphatic amide, which is produced by industrial processes and during heating of food. It is neurotoxic and a suspected carcinogen. In the present study an attempt was made to isolate acrylamide degrading bacteria from soil. The optimum growth conditions and physiological characteristics for the isolated acrylamide degrading bacteria were investigated. The isolated bacterium wa...

Journal: :Journal of proteome research 2006
Vitor Faca Marc Coram Doug Phanstiel Veronika Glukhova Qing Zhang Matthew Fitzgibbon Martin McIntosh Samir Hanash

Isotopic labeling of cysteine residues with acrylamide was previously utilized for relative quantitation of proteins by MALDI-TOF. Here, we explored and compared the application of deuterated and (13)C isotopes of acrylamide for quantitative proteomic analysis using LC-MS/MS and high-resolution FTICR mass spectrometry. The method was applied to human serum samples that were immunodepleted of ab...

Journal: :Journal of agricultural and food chemistry 2003
Mendel Friedman

Acrylamide (CH2=CH-CONH2), an industrially produced alpha,beta-unsaturated (conjugated) reactive molecule, is used worldwide to synthesize polyacrylamide. Polyacrylamide has found numerous applications as a soil conditioner, in wastewater treatment, in the cosmetic, paper, and textile industries, and in the laboratory as a solid support for the separation of proteins by electrophoresis. Because...

Journal: :Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology 2009
Oxana Doroshyenko Uwe Fuhr Daria Kunz Dorothee Frank Martina Kinzig Alexander Jetter Yvonne Reith Andreas Lazar Dirk Taubert Julia Kirchheiner Matthias Baum Gerhard Eisenbrand Franz-Ingo Berger Daniel Bertow Albrecht Berkessel Fritz Sörgel Edgar Schömig Dorota Tomalik-Scharte

Acrylamide, a potential food carcinogen in humans, is biotransformed to the epoxide glycidamide in vivo. Both acrylamide and glycidamide are conjugated with glutathione, possibly via glutathione-S-transferases (GST), and bind covalently to proteins and nucleic acids. We investigated acrylamide toxicokinetics in 16 healthy volunteers in a four-period change-over trial and evaluated the respectiv...

Journal: :Anatomy & cell biology 2016
Marwa A Al-Gholam Hanaa Zakaria Nooh Abeer E El-Mehi Abd El-Moneum El-Barbary Ahmed Zo El Fokar

The direct interactive effects of rosemary and acrylamide on the development of motor neurons in the spinal cord remains unknown. Our goal is to confirm the protective effects of rosemary against motor neuronal degeneration induced by acrylamide in the developing postnatal rat spinal cord using a postnatal rat model. We assigned the offspring of treated female rats into control, rosemary; acryl...

Journal: :NTP CERHR MON 2005
Michael D Shelby

Acrylamide, used in the manufacture of polyacrylamide and grouting agents, is produced during the cooking of foods. Workplace exposure to acrylamide can occur through the dermal and inhalation routes. The objectives of this study were to evaluate the metabolism of acrylamide in humans following oral administration, to compare hemoglobin adduct formation on oral and dermal administration, to mea...

Journal: :Cancer research 1984
R J Bull M Robinson R D Laurie G D Stoner E Greisiger J R Meier J Stober

Acrylamide structurally resembles vinyl carbamate, a proposed proximate carcinogenic form of ethyl carbamate. To test the hypothesis that acrylamide should possess carcinogenic properties, it was tested in the Salmonella-microsome assay for point mutation, as a skin tumor initiator in the Sencar mouse, and for its ability to induce lung adenomas in the A/J mouse. Acrylamide was found to be with...

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