Results 1 to 10 of about 7,287,909 (247)

A ratiometric fluorescent sensor for Al3+ and Cu2+ detection in food samples [PDF]

Frontiers in Nutrition
ObjectiveAluminum (Al) and copper (Cu), as two common elements, have specific applications in the modern food industry. However, excessive levels of Al3+ and Cu2+ pose a major risk to ecosystems and human health.
Mo Li, Xueguo Chen, Xinxin Xia, Ting Zhang, Wenji Zhang, Qingxin Xu, Xin Zhao   +6 more
doaj   +2 more sources

Simultaneous Method for Selected PBDEs and HBCDDs in Foodstuffs Using Gas Chromatography—Tandem Mass Spectrometry and Liquid Chromatography—Tandem Mass Spectrometry

Toxics, 2022
Flame retardants are added to consumer products to retard the ignition of combustible materials. Technical mixtures of polybrominated diphenyl ethers (PBDEs) and hexabromocyclododecane (HBCDD) were massively used for several decades.
Eva Lipičar, Danijela Fras, Nino Javernik, Helena Prosen   +3 more
doaj   +1 more source

Application of Microgel as a Sorbent for Bisphenol Analysis in Liquid Food Samples

Applied Sciences, 2022
Bisphenols are well-known endocrine disruptors that can easily migrate from plastic and can containers to food. Due to the complicated matrix and ultra-low concentrations of bisphenols in food, samples require extensive preparation before instrumental ...
Anna Kubiak, Marcin Maćkiewicz, Marcin Karbarz, Magdalena Biesaga   +3 more
doaj   +1 more source

Development of a Sensitive and Fast Determination Method for Trace Carbaryl Residues in Food Samples Based on Magnetic COF (TpPa-NH₂)@Fe₃O₄ Nanoparticles and Fluorescence Detection

Foods, 2022
Developing a simple and effective method for measuring carbaryl residues in food is urgent due to its widespread use and the associated health risks in agriculture, as well as various defects in existing detection techniques.
Juanli Du, Hao Wu, Xu Jing, Yonghe Yu, Zhisheng Yan, Jianhai Zhang   +5 more
doaj   +1 more source

Green Extraction Techniques as Advanced Sample Preparation Approaches in Biological, Food, and Environmental Matrices: A Review

Molecules, 2022
Green extraction techniques (GreETs) emerged in the last decade as greener and sustainable alternatives to classical sample preparation procedures aiming to improve the selectivity and sensitivity of analytical methods, simultaneously reducing the ...
José S. Câmara, Rosa Perestrelo, Cristina V. Berenguer, Carolina F. P. Andrade, Telma M. Gomes, Basit Olayanju, Abuzar Kabir, Cristina M. R. Rocha, José António Teixeira, Jorge A. M. Pereira   +9 more
doaj   +1 more source

A brief review of the application of microextraction by packed sorbent for antibiotics analysis from biological, food, and environmental samples

Reviews in Analytical Chemistry, 2023
Currently, sample preparation is the most laborious part of the analytical process, requiring the most time and being susceptible to the most errors.
Granados-Guzmán Graciela, Díaz-Hernández Mónica, Alvarez-Román Rocío, Cavazos-Rocha Norma, Portillo-Castillo Omar J.   +4 more
doaj   +1 more source

A Dilute and Shoot Strategy for Determining Alternaria Toxins in Tomato-Based Samples and in Different Flours Using LC-IDMS Separation

Molecules, 2021
Alternaria toxins are emerging mycotoxins whose regulation and standardization are in progress by the European Commission and the European Committee for Standardization. This paper describes a dilute and shoot approach to determine five Alternaria toxins
Ádám Tölgyesi, Tamás Farkas, Mária Bálint, Thomas J. McDonald, Virender K. Sharma   +4 more
doaj   +1 more source

An Extremely Highly Sensitive ELISA in pg mL⁻¹ Level Based on a Newly Produced Monoclonal Antibody for the Detection of Ochratoxin A in Food Samples

Molecules, 2023
In this study, an extremely highly sensitive enzyme-linked immunosorbent assay (ELISA) based on a newly produced monoclonal antibody (mAb) for the detection of ochratoxin A (OTA) in food samples was developed. OTA-Bovine serum albumin (BSA) conjugate was
Yexuan Ren, Ruwen Tian, Ting Wang, Junlin Cao, Jianguo Li, Anping Deng   +5 more
doaj   +1 more source

APPLICATION OF GLUTAMATE-SENSITIVE BIOSENSOR FOR ANALYSIS OF FOODSTUFF [PDF]

Biotechnologia Acta, 2018
The aim of the work were the optimization of an amperometric glutamate-sensitive biosensor and its utilization for the determination of the glutamate concentrations in food samples. Amperometric method of measurements was used. The biosensor was based on
Kucherenko D. Yu., Kucherenko I. S., Soldatkin O. O., SoldatkSoldatkin A. P.in O. O.   +3 more
doaj   +1 more source

Study on Molecularly Imprinted Polymers Obtained Sonochemically for the Determination of Aflatoxins in Food

Molecules, 2023
Aflatoxins (AFs) are fungi secondary metabolites produced by the Aspergillus family. These compounds can enter the food chain through food contamination, representing a risk to human health.
Sara Palmieri, Dounia Elfadil, Federico Fanti, Flavio Della Pelle, Manuel Sergi, Aziz Amine, Dario Compagnone   +6 more
doaj   +1 more source