Food Chemistry

Sun, 01/26/2020 - 03:21
Author(s): Guanwei Gao, Hongping Chen, Jinxia Dai, Lili Jin, Yunfeng Chai, Li Zhu, Xin Liu, Chengyin LuAbstractA gas chromatography–tandem mass spectrometry method was developed for simultaneous determination of 38 polychlorinated biphenyls (PCBs) in tea. Sample preparation was based on a dispersive solid phase extraction procedure through an extraction of target compounds. An appropriate amount...
Sat, 01/25/2020 - 03:20
Author(s): Juan José Rodríguez-Bencomo, Vicente Sanchis, Inmaculada Viñas, Olga Martín-Belloso, Robert Soliva-FortunyAbstractPatulin is a toxic mycotoxin usually associated with apple products. Due to its unhealthy effects for humans, its content is regulated by the food safety authorities. The removal or degradation of this mycotoxin in contaminated apple juices has been studied with different...
Fri, 01/24/2020 - 03:20
Author(s): Ana Isabel González de las Torres, Inmaculada Giráldez, Fátima Martínez, Pedro Palencia, Warren T. Corns, Daniel Sánchez-RodasAbstractThe accumulation and transformation of arsenic species have been studied in the context of hydroponic cultivation of strawberry plants. Cultivation experiments have been performed by adding inorganic arsenic at concentrations of 10, 100 and 1000 µg L-1...
Fri, 01/24/2020 - 03:20
Author(s): Xi Chen, Hetong Lin, Taotao Xu, Keqiang Lai, Xue Han, Mengshi LinAbstractCellulose nanofibers (CNF) coated with inorganic nanoparticles are novel hybrid nanocomposites that have great potential in various areas including agriculture and food science. The objectives of this study were to synthesize nanocomposites consisted of CNF coated with silver nanoparticles (AgNPs), which can be...
Wed, 01/22/2020 - 03:21
Author(s): Felix Y.H. Kutsanedzie, Akwasi A. Agyekum, Viswadevarayalu Annavaram, Quansheng ChenAbstractOchratoxin-A (OTA) and Aflatoxin-B1 (AFT-B1) pose debilitating health threats to consumers and therefore require rapid monitoring with sensors. This work synthesized silver nanoparticles (AgNPs) within (4 ≤ pH ≤ 11) ±0.2 to attain different enhancement-factors (EF). AgNP@pH-11 which gave the...
Wed, 01/22/2020 - 03:21
Author(s): S. Ployon, A. Attina, J. Vialaret, A.S. Walker, C. Hirtz, C. SaucierAbstractBotrytized sweet wines are made with berries infected by the fungus Botrytis cinerea. The aim of this study was to identify biomarkers of B. cinerea infection in sweet wines with a focus on laccases which are exocellular oxidase enzymes produced by this fungus during fruit contamination. Total proteins from six...
Wed, 01/22/2020 - 03:21
Author(s): Cong Guo, Yu-Jie Xie, Meng-Ting Zhu, Qian Xiong, Yi Chen, Qiang Yu, Jian-Hua XieAbstractThis study investigated the comparative effects of boiling, roasting, deep-frying methods on the content of nutritional and potentially harmful components in peanuts. After cooking, the contents of total reducing sugar, sucrose, unsaturated fatty acids and almost all individual amino acids were...
Wed, 01/22/2020 - 03:21
Author(s): Shunan Zheng, Qi Wang, Yuzhi Yuan, Weimin SunAbstractHeavy metal contamination is one of the most pressing concerns for food security and human health. Understanding the risk to human health posed by soil pollution that enters the food chain is paramount. Here, we systematically assessed potential risks due to heavy metal (Cd, Cr, Pb, Hg, and As) contamination in soil and crops (2241...
Mon, 01/20/2020 - 03:27
Author(s): Dongdong Jiao, Ying Liu, Ying Liu, Ruchun Zeng, Xiaoqin Hou, Guochao Nie, Lijun Sun, Zhijia FangAbstractA novel bacteriocin CAMT2, produced by Bacillus amyloliquefaciens ZJHD3-06, has potential as a natural biopreservative for the control of food-borne spoilage and pathogenic bacteria. To avoid interaction of CAMT2 with components of food that may adversely impact its antibacterial...
Thu, 01/16/2020 - 03:20
Author(s): Boon Yih Hui, Nur Nadhirah Mohamad Zain, Sharifah Mohamad, Puttaruksa Varanusupakul, Hasnah Osman, Muggundha RaoovAbstractPoly(β-cyclodextrin-ionic liquid) grafted magnetic nanoparticles combined with 1-octanol as supramolecular solvents (SUPRASs) presenting new ferrofluid was developed and successfully applied in the dispersive liquid-phase microextraction of seven representative...
Sun, 01/12/2020 - 03:20
Author(s): Yun Hee Jeong, Gyeong Han Jeong, Yong-Ha Jeong, Tae Hoon KimAbstractLittle is known of plasma-mediated relations between major food components and their biological capacities. In the present work, the effects of dielectric barrier discharge (DBD) plasma irradiation on pure sesamol and sesame oil were investigated using spectroscopic (LC-MS, NMR) and bioassay methods. Sesamol was...
Thu, 01/09/2020 - 03:36
Author(s): Lorena Mendes Rodrigues, Luana Aparecida Sales, Paulo Rogério Fontes, Robledo de Almeida Torres Filho, Monalisa Pereira Dutra Andrade, Alcinéia de Lemos Souza Ramos, Eduardo Mendes RamosAbstractCombined effects of gamma irradiation (0, 3, 6 and 9 kGy) and aging (1 and 14 days) on quality attributes of vacuum-packaged beef from Nellore cattle were evaluated. The meat water holding...
Thu, 01/09/2020 - 03:36
Author(s): Romário Junior Ferreira, Thalles Ramon Rosa, Josimar Ribeiro, Rosângela Cristina BarthusAbstractIn this study, square wave anodic stripping voltammetry using two different types of electrodes (carbon nanotube electrode and graphite electrode) was combined with chemometric methods - partial least squares (PLS) and artificial neural networks (ANN) for determining copper, zinc, cadmium...
Thu, 01/09/2020 - 03:36
Author(s): Jinxia Dai, Changling Jiang, Guanwei Gao, Li Zhu, Yunfeng Chai, Hongping Chen, Xin LiuAbstractThere are few studies for risk assessment of cartap and its metabolites, although cartap is easily transformed into metabolites which could induce higher toxicity. This study aimed to investigate the dissipation pattern of cartap and its metabolites during tea planting, manufacturing and...
Thu, 01/09/2020 - 03:36
Author(s): Roghayeh Jalili, Alireza Khataee, Mohammad-Reza Rashidi, Amir RazmjouAbstractInstant detection of antibiotic residues in dairy products has been remained a challenge. Current methods require careful samples storage and handling, skilled personnel, and expensive instrumentations. Herein, we report the preparation of a ratiometric fluorescent sensor that contains different colored Carbon...
Thu, 01/09/2020 - 03:36
Author(s): Yanan Yuan, Hailiang Nie, Junfa Yin, Yehong Han, Yunkai Lv, Hongyuan YanAbstractThe illegal use of β-agonists often endangers animal-derived food safety. In this study, a selective detection method for β-agonists in swine urine was established via the combination of polymeric ionic liquid-molecularly imprinted graphene oxide-miniaturized pipette tip solid-phase extraction and high-...
Thu, 01/09/2020 - 03:36
Author(s): Joon-Goo Lee, Jieun Anh, Gil-Jin Kang, Dongsul Kim, Youngwon KangAbstractTetrabromobisphenol A (TBBPA) and Hexabromocyclododecanes (HBCDs) are commonly used as brominated flame retardants in large volumes, and accumulate in plants and animals in the environment, and people are exposed to them when consuming food. As many countries are monitoring them in food, it is necessary to develop...
Tue, 12/31/2019 - 03:38
Author(s): Danyu Zhang, Shiwei Yang, Qingfang Ma, Jiannan Sun, Heyong Cheng, Yuanchao Wang, Jinhua LiuAbstractThis work establishes a hyphenated methodology coupling HPLC with ICP-MS for simultaneous speciation analysis of arsenic, mercury and lead for the first time. Four arsenicals (As(III), DMA, MMA and As(V)), four mercurials (Hg(II), MeHg, EtHg and PhHg) and three lead compounds (Pb(II), TML...
Sun, 12/29/2019 - 03:22
Author(s): Rodrigo C. Oliveira, Magda Carvajal-Moreno, Benedito Correa, Francisco Rojo-CallejasAbstractSeveral approaches, including the detection of apoptotic-like cell death, aflatoxin B1 (AFB1) production and gene expression analysis, were carried out to provide insights into the antifungal and anti-aflatoxigenic effects of thyme essential oil (EO) on Aspergillus flavus. At 0.5 µL mL-1, thyme...
Sat, 12/28/2019 - 03:21
Author(s): Justin T. Marsh, Shyamali Jayasena, Ferdelie Gaskin, Joseph L. Baumert, Phil JohnsonAbstractRecalls of spice containing products due to undeclared peanut have highlighted the importance of analytical methods in these foods. We examined the performance of peanut detection methods in cumin d garlic, focusing on quantitative ELISA. Although suitable for qualitative detection, accurate...
Fri, 12/27/2019 - 03:23
Author(s): Netchanok Kimbuathong, Pattarin Leelaphiwat, Nathdanai HarnkarnsujaritAbstractPreserving quality of crustaceans requires efficient modified atmosphere packaging (MAP). Effects of CO2 (20% to 80%) on quality and melanosis in chilled Pacific white shrimp (Litopenaeus vannamei) under O2 concentrations of 5 and 15% were investigated. Increased headspace CO2 and lipid oxidation contributed...
Thu, 12/26/2019 - 03:21
Author(s): Saptarshi Mandal, Prolay DasAbstractUltrasensitive visual detection of mycotoxin citrinin is reported here using a novel yellow-light emitting Carbon dot (CD) and Congo red dye. Detection strategy is based on higher binding affinity of citrinin with diammonium citrate, and urea derived CD over Congo red in presence of Mg2+. Congo red statically quenched the yellow fluorescence of CD,...
Wed, 12/25/2019 - 03:20
Author(s): Luca Dellafiora, Isabelle P. Oswald, Jean-Lou Dorne, Gianni Galaverna, Paola Battilani, Chiara Dall'AstaAbstractThe mycotoxins zearalenone and alternariol may contaminate food and feed raising toxicological concerns due to their estrogenicity. Inter-species differences in their toxicokinetics and toxicodynamics may occur depending on evolution of taxa-specific traits. As a proof of...
Thu, 12/19/2019 - 03:23
Author(s): Jovana Kos, Elizabet Janić Hajnal, Alexandra Malachová, David Steiner, Milena Stranska, Rudolf Krska, Birgit Poschmaier, Michael SulyokAbstractThe main objective of this study was to apply a liquid chromatography-tandem mass spectrometric method to investigate the presence of 20 mycotoxins in 204 maize samples harvested in Northern Serbia in the period 2012-2015, including seasons with...
Thu, 12/19/2019 - 03:23
Author(s): Reem Khan, Tauqir A. Sherazi, Gaelle Catanante, Sidra Rasheed, Jean Louis Marty, Akhtar HayatAbstractA quenching based apta-sensing platform was developed for the detection of Patulin. Three different aptamer sequences were studied to screen the aptamer with the maximum affinity towards Patulin. Carboxyfluorescein (CFL) was used as a fluorescent dye while -COOH functionalized multiwall...
Thu, 12/19/2019 - 03:23
Author(s): Guozhong Zhao, Li-Li Ding, Hadiatullah Hadiatullah, Shu Li, Xiaowen Wang, Yunping Yao, Jinyu Liu, Shengping JiangAbstractIn this work, a total of 35 important aroma compounds with odor activity values (OAVs) greater than 1 were detected by gas chromatography–mass spectrometry (GC–MS) in traditional Chinese-type soy sauce. Of these, fragrant compounds with aromatic rings (20 compounds)...
Thu, 12/19/2019 - 03:23
Author(s): Zhao Bin Li, Peng Lei Cui, Jing Liu, Ju Xiang Liu, Jian Ping WangAbstractA hapten of sulfabenzamide was first synthesized to generate a monoclonal antibody that simultaneously recognized 32 sulfonamides. The computational simulation showed that the 3D conformation, molecular bend angle, molecular volume, electronic charge of core structure of these drugs all showed influences on the...
Wed, 12/18/2019 - 03:37
Author(s): Changxia Sun, Rui Wang, Tianyu Wang, Qiang LiAbstractMonitoring of N-nitrosamines in red meats is vital for food safety. The aim of this paper is to describe the effect of tissue selection, species and seasonal variation on the contents of nine N-nitrosamines in raw red meats obtained from Tianjin, China. Headspace solid-phase microextraction along with gas chromatography–mass...
Wed, 12/18/2019 - 03:37
Author(s): Maha Al-Naimi, Mohammad A. Al-GhoutiAbstractIn this research, effect of soaking time, acidity and temperature on the removal of lead and cadmium from rice was investigated. Different rice treatments were involved i.e. three soaking times (0, 15, and 30 min), three temperatures (20, 25, and 30 °C) and four concentrations of glacial acetic acid (0.5%, 1%, 2%, and 3%). Results showed that...
Wed, 12/18/2019 - 03:37
Author(s): Anand Kumar Chaudhari, Akanksha Singh, Vipin Kumar Singh, Abhishek Kumar Dwivedy, Somenath Das, Mayondi Grace Ramsdam, Mumtaz S Dkhar, Highland Kayang, Nawal Kishore DubeyAbstractThis study reports enhanced efficacy of encapsulated α-Terpineol to control fungal, aflatoxin B1 (AFB1) and free radicals mediated deterioration of stored maize samples. The α-Terpineol loaded chitosan...
Wed, 12/18/2019 - 03:36
Author(s): Thu Nguyen, Steve Flint, Jon PalmerAbstractAflatoxin M1 (AFM1) in milk and milk products has been recognised as an issue for over 30 years. Controlling AFM1 in milk is important to protect human health and trade. Preventing contamination by avoiding fungal contamination of cattle feed is the best method of control, however this is hard to avoid in some countries. Treating milk...
Mon, 12/16/2019 - 03:20
Author(s): Hamid Khaneghahi Abyaneh, Alireza Bahonar, Negin Noori, Hassan Yazdanpanah, Mohammad Hossein Shojaee AliAbadiAbstractMajor databases were searched until January 2019 and 77 eligible studies were included in the meta-analysis to estimate the overall mean of AFM1 in milk in Iran. The mean of AFM1 levels was obtained 55.97 ng/kg (95% CI: 50.09–61.84). However, the pooled estimated mean of...
Sun, 12/15/2019 - 03:21
Author(s): Nasser A. Al-Tayyar, Ahmed M. Youssef, Rashad Al-hindiAbstractImprovements in the effectiveness of packaging materials can help to prevent foodborne pathogens and reduce environmental waste. Traditionally, food is packaged in plastic that is rarely recyclable, negatively impacting the environment. Biodegradable packaging materials play an important role in maintaining the health of...
Sun, 12/15/2019 - 03:21
Author(s): Xuetong Li, Yuan Su, Huashuo Chu, Shuxia Lyu, Jingjing Tian, Wentao XuAbstractVibrio parahaemolyticus is a major hidden danger of food safety. To develop a rapid, sensitive and on-site detecting method of Vibrio parahaemolyticus (V. parahaemolyticus), a strand replacement primer thermostat phosphate (SRPP) visual sensor was proposed, based on Bst DNA polymerase and pyrophosphatase. The...
Sat, 12/14/2019 - 03:22
Author(s): Xi Chen, Danhong Wang, Jie Li, Taotao Xu, Keqiang Lai, Qi Ding, Hetong Lin, Lin Sun, Mengshi LinAbstractThere have been increasing concerns among consumers about pesticide residues in Oolong tea. This study aimed to establish surface-enhanced Raman scattering (SERS) method for rapid measurement of chemical contaminants in Oolong tea. Synthesis of SERS substrate was achieved by...
Thu, 12/12/2019 - 03:24
Author(s): Zhe Feng, Chengqiao Ding, Weihao Li, Dachen Wang, Di CuiAbstractQualitative and quantitative metabolomics analysis of all small-molecule metabolites in organisms is an emerging omics technology alongside genomics and proteomics. Plant metabolites are extremely diverse both within species and in terms of their physiological function. Plant metabolomics studies use mainly liquid/gas...
Thu, 12/12/2019 - 03:24
Author(s): Jing Zhao, Zhaorui Meng, Zexin Zhao, Longshan ZhaoAbstractA green and highly efficient ultrasound-assisted deep eutectic solvent extraction combined with functionalized magnetic multi-walled carbon nanotubes solid-phase extraction method for determination of seven pesticide residues in food products was developed. Various types of deep eutectic solvents (DESs) were screened for high...
Wed, 12/11/2019 - 03:43
Author(s): Yixin He, Yarong Ren, Bing Guo, Yifei Yang, Yanwei Ji, Daohong Zhang, Jianlong Wang, Yanru Wang, Hong WangAbstractThe variable domain of heavy chain only antibody (VHH), also named as nanobody obtained from camelid antibody libraries, has shown great potential in immunochemistry, with many advantages over conventional antibodies. Here, nanobodies towards Salmonella enteritidis (S....
Sat, 12/07/2019 - 03:23
Author(s): Sutarnthip Ruengprapavut, Thanet Sophonnithiprasert, Napapan PongpoungphetAbstractThis research aimed to compare the efficiency of five washing solutions (0.9% NaCl, 0.1% NaHCO3, DI water, 0.001% KMnO4, and 0.1% acetic acid) for removing carbaryl residues from cucumber and chili. The vegetables were soaked in 10 mg/L of carbaryl solution for 30 min and then washed for 30 min in one of...
Thu, 12/05/2019 - 03:40
Author(s): Kaiqiang Wang, Da-Wen Sun, Hongbin Pu, Qingyi WeiAbstractThe design of a novel and reliable plasmonic platform for detecting multiple chemical contaminants in the complex matrix is an exciting topic in the food industry. Herein, a high-performance surface-enhanced Raman scattering (SERS) two-dimensional (2D) nanodot array was designed through liquid-liquid interfacial self-assembly of...
Wed, 12/04/2019 - 03:22
Author(s): Rou Cao, Jianming Guo, Xia Hua, Yong XuAbstractXylooligosaccharides (XOS) are booming in food, pharmacy and feed industries that they have attracted great interest in the high-value utilization of lignocellulose. Selective acidolysis dominates the commercial production of XOS except for intractable color contaminations derivate from ligoncellulosic degradation. Based on a detailed...
Wed, 12/04/2019 - 03:22
Author(s): Dongmei Chen, Jean-Michel Delmas, Dominique Hurtaud-Pessel, Eric VerdonAbstractLC-MS/MS method was developed for the efficient identification and quantification of 21 banned substances including various nitroimidazoles, nitrofurans, pharmacologically-active dyes and chloramphenicol, respectively in aquaculture products. The sample preparation was started by acid-treatment with 2-...
Thu, 11/21/2019 - 03:21
Author(s): Pradeep Paudel, Su Hui Seong, Aditi Wagle, Byung Sun Min, Hyun Ah Jung, Jae Sue ChoiAbstractOxidation and enzymatic browning of food can affect nutritional quality, physical and chemical properties, and food safety, emphasizing the utmost importance of discovering new natural antioxidants and anti-browning agents. The present study aimed to characterize the antioxidant and anti-...
Mon, 11/18/2019 - 03:22
Author(s): Wei-Yu Mu, Pu-Zhen Huang, Qiu-Yun Chen, Wei WangAbstractSimple and sensitive methods are required for the detection of melamine since melamine is harmful to human health. To detect the content of melamine and metal-melamine species in milk products, a new luminescent DNA silver hydrocolloid (AgNC53) was synthesized using a modified C3A-rich aptamer as the template. The emission of...
Sat, 11/16/2019 - 03:22
Author(s): Selina Brighina, Cristina Restuccia, Elena Arena, Rosa Palmeri, Biagio FallicoAbstractThe antibacterial activities of the dicarbonyl compounds glyoxal (GO), methylglyoxal (MGO), 3-deoxyglucosone (3-DG) were assessed against Gram-positive and Gram-negative pathogenic and food spoilage bacteria, both in agarised and liquid assay system. The kinetics of dicarbonyls’ degradation at...
Tue, 11/05/2019 - 03:23
Author(s): Pattamaporn Klongklaew, Proespichaya Kanatharana, Opas BunkoedAbstractA doubly porous microcomposite polyaniline/graphene oxide/octadecyl-bonded silica magnetite (PANI/GOx/C18-SiO2-Fe3O4) alginate adsorbent was developed and employed to extract fluoroquinolones. The Fe3O4 facilitated rapid and convenient for the separation of the adsorbent from sample solutions. The double porosity of...
Fri, 11/01/2019 - 03:22
Author(s): Zahra Dehghani, Javad Mohammadnejad, Morteza Hosseini, Bita bakhshi, Ali Hossein RezayanAbstractIn this work a new fluorescence immunosensor with use of graphene oxide and graphene quantum dot for detection Campylobacter jejuni whole cell in food samples was designed. This biosensor was designed based on interaction of poly clonal antibody conjugated with graphene quantum dot with...
Fri, 11/01/2019 - 03:22
Author(s): Kizito Kene Ejeahalaka, Stephen L.W. OnAbstractSkimmed milk powder can be blended with indigenous vegetable oils to formulate fat-filled milk powder (FMP) to satisfy the growing demand of low-income consumers for dairy proteins in the developing countries where food control systems may be fragmented. Unscrupulous manufacturers may adulterate FMP with melamine or urea to give the false...
Tue, 10/29/2019 - 03:23
Author(s): Paula Vera, Elena Canellas, Cristina NerínAbstractSeven commercial samples, consisted of plastic bags, tetrabrik and box, were evaluated by gas chromatography-olfactometry-mass spectrometry (GC-O-MS) to find the compounds responsible for off-odors in different PP, PE, multilayer cardboard and paper materials used for food contact. Migration assays were carried out with Tenax as food...
Tue, 10/29/2019 - 03:23
Author(s): Miaomiao Liu, Mingxing Feng, Kun Yang, Youfang Cao, Jie Zhang, Junnan Xu, Santiago Hernández Hernández, Xinyuan Wei, Mingtao FanAbstractPersimmon tannin (PT) exhibits antibacterial activity against methicillin-resistant Staphylococcus aureus (MRSA) isolated from retail pork. The involved molecular mechanisms were investigated for the first time using transcriptome and metabolome in...

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