Results 11 to 20 of about 24,391 (208)

Development of a sensitive and stable GC-MS/MS method for simultaneous determination of four N-nitrosamine genotoxic impurities in sartan substances

open access: yesJournal of Analytical Science and Technology, 2021
Recently, N-nitrosamines have been unexpectedly found in generic sartan products. Herein, we developed a sensitive and stable GC-MS/MS method with multiple reactions monitoring mode for the simultaneous determination of four N-nitrosamines in sartan ...
Jie Liu   +8 more
doaj   +1 more source

Nitrate Is Nitrate: The Status Quo of Using Nitrate through Vegetable Extracts in Meat Products

open access: yesFoods, 2021
Nitrate and nitrites are used to give the characteristic color to cured meat products and to preserve them. According to the scientific knowledge available at the moment, these compounds are approved as food additives based on a detailed ponderation ...
Patrícia Bernardo   +3 more
doaj   +1 more source

Multi-Target Strategy to Uncover Unexpected Compounds in Rinse-Off and Leave-On Cosmetics

open access: yesMolecules, 2021
The wide range and complexity of cosmetic formulations currently available on the market poses a challenge from an analytical point of view. In addition, during cosmetics manufacture, impurities coming from raw materials or formed by reaction of ...
Maria Celeiro   +3 more
doaj   +1 more source

Simultaneous determination of 10 N-nitrosamines in drinking water by tandem solid phase extraction-gas chromatography tandem mass spectrometry

open access: yes环境与职业医学, 2022
BackgroundN-nitrosamines, a group of by-products of drinking water disinfection, have strong cytotoxicity to mammals. N-nitrosamines in drinking water are at the ng·L−1 level, and its accurate qualitative and quantitative analysis is difficult, so it is ...
Dengkun LI   +5 more
doaj   +1 more source

NMR Assignments of Six Asymmetrical N-Nitrosamine Isomers Determined in an Active Pharmaceutical Ingredient by DFT Calculations

open access: yesMolecules, 2022
N-nitrosamines, which are well-known pro-mutagens, are found in drugs, pickled food and tobacco. Therefore, controlling their concentrations is very important.
Hao-Yue Guan   +4 more
doaj   +1 more source

Determination of dietary exposure and extraction efficiency of nitrosamine from cooked meat

open access: yesCurrent Research in Food Science, 2022
Meat products are claimed to be a source of carcinogenic nitrosamines (NAs) exposure in food. In this study, dietary exposure of six nitrosamines: N-nitrosodimethylamine (NDMA), N-nitrosodiethylamine (NDEA), N-nitrosopyrrolidine (NPYR), N ...
Abu Tareq Mohammad Abdullah   +4 more
doaj   +1 more source

Mechanisms linking colorectal cancer to the consumption of (processed) red meat : a review [PDF]

open access: yes, 2015
Colorectal cancer (CRC) is the third most commonly diagnosed cancer in the world. The vast majority of CRC cases have been linked to environmental causes rather than to heritable genetic changes.
De Smet, Stefaan   +3 more
core   +2 more sources

Pilot Study for the Dietary Assessment of Xenobiotics Derived from Food Processing in an Adult Spanish Sample

open access: yesFoods, 2022
Background: Although xenobiotics from food processing have gained support as possible drivers of the relationship between diet and some types of cancer, there are still few studies characterizing the intake of these compounds among different populations.
Aida Zapico   +4 more
doaj   +1 more source

Non-volatile N-nitrosamines in brewing industry. Part 1. - Arrising and methods of estimation.

open access: yesKvasný průmysl, 2012
Contrary to volatile N-nitrosamines, about representatives and mechanism of arrising of non-volatile nitrosamines in brewing industry is known only a little.
Jiří ČULÍK   +3 more
doaj   +1 more source

Comparing Innovative Versus Conventional Ham Processes via Environmental Life Cycle Assessment Supplemented with the Assessment of Nitrite Impacts on Human Health

open access: yesApplied Sciences, 2021
Global sustainability indicators, particularly in human health, are necessary to describe agrifood products footprint. Nitrosamines are toxic molecules that are often encountered in cured and processed meats.
Gaëlle Petit   +3 more
doaj   +1 more source

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