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Salem Nidhal N Laboratory of Bioactive Substances, Biotechnology Center in Borj-Cedria Technopol, BP 901, 2050 Hammam-Lif, - - 2014
Two Carthamus tinctorius varieties (Jawhara and 104) were studied in order to investigate their natural dyes contents and biological activities. Obtained results showed that quinochalcone contents and antioxidant activities varied considerably as function of flowering stages. So flowers at fructification stage contained the highest carthamin content with the strongest antioxidant ...
Hu Simin S Key Laboratory of Tropical Marine Bio-resources and Ecology, South China Sea Institute of Oceanology, Chinese Academy of Sciences, Guangzhou, China; University of Chinese Academy of Sciences, Beijing, - - 2014
Knowledge of in situ copepod diet diversity is crucial for accurately describing pelagic food web structure but is challenging to achieve due to lack of an easily applicable methodology. To enable analysis with whole copepod-derived DNAs, we developed a copepod-excluding 18S rDNA-based PCR protocol. Although it is effective in depressing ...
Ali Muhammad M Chemistry Division, Atomic Energy Centre, PO Box 164, Dhaka, 1000 - - 2014
An Energy Dispersive X-ray Fluorescence (EDXRF) method using X-ray emitting isotopes in combination with pre-concentration by carbonization was developed to determine the levels of Mo and Pb accumulated in foods. The samples were carbonized at temperatures range of 150-400°C for 15 min to 2 h for powdering. The powder was then quickly ...
Ettinger Laurel L a Department of Food Science , University of Guelph , Guelph , Ontario , - - 2014
Dysphagia (swallowing impairment) is a common consequence of stroke and degenerative diseases such as Parkinson's and Alzheimer's. Limited research is available on pureed foods, specifically the qualities of commercial products. Because research has linked pureed foods, specifically in-house pureed products, to malnutrition due to inferior sensory and nutritional qualities, commercial ...
Copat Chiara C Environmental and Food Hygiene Laboratory (LIAA), Department of Hygiene and Public Health "G.F. Ingrassia", University of Catania, Via Santa Sofia 87, 95123 Catania, - - 2014
The subject of the present study is the evaluation of the concentrations of mercury (Hg) and selenium (Se) in fish and shellfish from the Gulf of Catania (Ionian Sea) and the assessment of related risk-based consumption limits per single contaminant in adults and children. In contrast to the potential harm ...
Peng Wei - - 2013
Food dyes serve to beguile consumers: they are often used to imitate the presence of healthful, colorful food produce such as fruits and vegetables. But considering the hurtful impact of these chemicals on the human body, it is time to thoroughly uncover the toxicity of these food dyes at the ...
Hamann Carsten R - - 2013
Cosmetic skin lightening is practiced worldwide. Mercury is a well-documented melanotoxin added to some lightening products. However, mercury can cause many dermatologic, renal, and neurologic problems. The Food and Drug Administration limits the amount of mercury in cosmetic products to trace amounts, 1 ppm. The objective of this study was ...
Shorter Barbara - - 2013
AUA Guidelines suggest dietary change as first line treatment for IC/BPS. We previously developed a validated survey instrument to determine which foods, beverages and supplements exacerbate the symptoms of this condition. The purpose of this study was to develop a shortened questionnaire that would provide an easily self-administered food-symptom history ...
Andreani N A NA Department of Comparative Biomedicine and Food Science (University of Padova), Legnaro 35010, Padova, - - 2014
The Pseudomonas fluorescens group comprises several closely related species that are involved in food contamination and spoilage. Specifically, the interest in P. fluorescens as a spoiler of dairy products increased after the cases of "blue mozzarella" that occurred in Italy in 2010. A Multilocus Sequence Typing (MLST) scheme was developed and ...
Lang Weeranuch - - 2013
This study reports the characterization of the ability of Dermacoccus spp. isolated from the deepest point of the world's oceans for azo dye decolorization. A detailed investigation of Dermacoccusabyssi MT1.1(T) with respect to the azoreductase activity and enzymatic mechanism as well as the potential role of the bacterial strain for ...
Coleman Erik - - 2013
Multiple foodborne illness outbreaks have been associated with the consumption of fresh produce. Investigations have indicated that microbial contamination throughout the farm-to-fork continuum often contributed to these outbreaks. Researchers have hypothesized that handling practices for leafy greens in restaurants may support contamination by and proliferation and amplification of pathogens that ...
Pugliese Alessandro - - 2013
Chilli peppers have been recognized as an excellent source of antioxidants as they are rich in bioactive phytochemicals such as carotenoids which are known to exert various beneficial effects in vivo. Absorption is an important factor in the determination of the potential biological effects of carotenoids. The bioaccessibility of a ...
Sharma Girdhari M - - 2013
Gluten that is present in food as a result of cross-contact or misbranding can cause severe health concerns to wheat allergic and celiac patients. Immunoassays, such as enzyme linked immunosorbent assay (ELISA) and lateral flow devices (LFD), are commonly used to detect gluten traces in foods. However, the performance of ...
Giannetto Marco M Dipartimento di Chimica, Università di Parma, Parco Area delle Scienze 17/A, 43124 Parma, Italy. Electronic address: - - 2014
A new voltammetric competitive immunosensor selective for atrazine, based on the immobilization of a conjugate atrazine-bovine serum albumine on a nanostructured gold substrate previously functionalized with poliamidoaminic dendrimers, was realized, characterized, and validated in different real samples of environmental and food concern. Response of the sensor was reliable, highly selective ...
Setälä Outi - - 2013
Experiments were carried out with different Baltic Sea zooplankton taxa to scan their potential to ingest plastics. Mysid shrimps, copepods, cladocerans, rotifers, polychaete larvae and ciliates were exposed to 10 μm fluorescent polystyrene microspheres. These experiments showed ingestion of microspheres in all taxa studied. The highest percentage of individuals with ingested ...
Ponzoni Elena - - 2013
Authentication of processed food ingredients is becoming an important issue for customers, and some DNA-based analytical methods have been developed, especially for animal products. As food products typically contain several different ingredients, a current challenge is to increase the multiplexing capacity of DNA-based methods, to develop "all-in-one" assays. Oligonucleotide-coupled, bead-based ...
Koizumi Daisuke D Central Research Institute, Maruha Nichiro Holdings, Inc., 16-2 Wadai, Tsukuba, Ibaraki 300-4295, Japan. Electronic address: - - 2014
We developed and validated a novel lateral flow assay for the detection of crustacean protein in processed foods. This assay had high sensitivity; the visual detection limit for shrimp protein extract was 25μg/L, equivalent to 1μg/g protein in a food sample, and results could be obtained within 20min without sophisticated ...
Massaouti Maria - - 2013
Terahertz time-domain spectroscopy (THz-TDS) has been applied for the detection and discrimination of harmful chemical residues in honey. Three antibiotics (sulfapyridine, sulfathiazole, and tetracycline) and two acaricides (coumaphos and amitraz) were characterized in the THz frequency regime between 0.5 THz and 6.0 THz. All chemical substances present distinct absorption peaks. ...
Dos Santos Cláudia A Teixeira - - 2013
Industry has created the need for a cost-effective and nondestructive quality-control analysis system. This requirement has increased interest in near-infrared (NIR) spectroscopy, leading to the development and marketing of handheld devices that enable new applications that can be implemented in situ. Portable NIR spectrometers are powerful instruments offering several advantages ...
Hu Qinqin - - 2013
Acrylamide is a neurotoxin and potential carcinogen, but is found in various thermally processed foods such as potato chips, biscuits, and coffee. Simple and sensitive methods for on-line detection of acrylamide are needed to ensure food safety. In this paper, a novel fluorescent sensing method based on acrylamide polymerization-induced distance ...
Pimentel Filipa B - - 2014
Phenylketonuria is an inborn error of metabolism, involving, in most cases, a deficient activity of phenylalanine hydroxylase. Neonatal diagnosis and a prompt special diet (low phenylalanine and natural-protein restricted diets) are essential to the treatment. The lack of data concerning phenylalanine contents of processed foodstuffs is an additional limitation for ...
Elizaquível Patricia - - 2013
The increase in foodborne outbreaks highlights the need for rapid, sensitive and specific methods for food safety monitoring enabling specific detection and quantification of viable foodborne pathogens. Real-time PCR (qPCR) combined with the use of viability dyes, recently introduced, fulfills all these requirements. The strategy relies on the use of ...
Jandrić Z - - 2014
In recent years, with the growing complexity of global food supply chains and trade, food fraud, including adulteration of high value foods with cheaper substitutes, has become an increasingly important issue. A metabolomics approach can be applied to discover biomarkers that can be used to trace food adulteration. A study ...
de la Cruz Silvia - - 2013
Current immunological methods for detection of Brazil nut allergens in foods are based on polyclonal antibodies raised in animals. Phage display technology allows the procurement of high-affinity antibodies avoiding animal immunization steps, and therefore attaining the principle of replacement supported by animal welfare guidelines. In this study, we screened Tomlinson ...
French Simone A - - 2013
The present research compared a self-report measure of usual eating behaviors with two laboratory-based behavioral measures of food reward and food preference. Eating behaviors were measured among 233 working adults. A self-report measure was the Three Factor Eating Questionnaire (TFEQ) Restraint, Disinhibition and Hunger subscales. Laboratory measures were the (RVF) ...
Mi Tiejun - - 2013
This paper describes a rapid one-step fluorescence polarization immunoassay (FPIA) for the simultaneous determination of multiple (fluoro)quinolone antibiotics (FQs) in food samples. Several fluorescent tracers were synthesized and evaluated in the FPIA method based on a broad-specificity of monoclonal antibodies toward FQs. The heterogeneous tracer, SAR-5-FAM, was considered as the ...
Calogero Giuseppe - - 2013
Chlorophylls based-dyes obtained from seaweeds represent attractive alternatives to the expensive and polluting pyridil based Ru complexes because of their abundance in nature. Another important characteristic is that the algae do not subtract either cropland or agricultural water, therefore do not conflict with agro-food sector. This pigment shows a typical ...
Safdar M - - 2013
EvaGreen multiplex real-time polymerase chain reaction (EMRT-PCR) was designed for an assay that can join the advantages of multiplex PCR and real-time PCR to recognize animal genes more quickly in pet foods. EMRT-PCR based on melting temperatures discrimination by using EvaGreen fluorescence dye was developed for the analysis of pork ...
Czeh Arpad - - 2013
Many bench-top flow cytometers (b-FCs) are compatible with microsphere-based multiplexed assays. Disciplines implementing b-FCs-based assays are expanding; they include monitoring and validating food quality. A multiplexed platform protocol was evaluated for poly-mycotoxin assays, which is compatible with a variety of b-FC models. The seven instruments included: BD FACSCalibur™, BD FACSArray™ ...
Bertelli Chiara M - - 2013
Although fisheries are of major economic and food security importance we still know little about specific juvenile habitats that support such production. This is a major issue given the degradation to and lack of protection afforded to potential juvenile habitats such as seagrass meadows. In the present study we investigate ...
Zhao Yan - - 2014
With the globalisation of agro-product markets and convenient transportation of food across countries and continents, the potential for distribution of mis-labelled products increases accordingly, highlighting the need for measures to identify the origin of food. High quality food with identified geographic origin is a concern not only for consumers, but ...
Fox Glen - - 2013
Single kernel (SK) near infrared (NIR) reflectance and transmittance technologies have been developed during the last two decades for a range of cereal grain physical quality and chemical traits as well as detecting and predicting levels of toxins produced by fungi. Challenges during the development of single kernel near infrared ...
Kim Mina K - - 2013
 Orange juice is a well-accepted fruit juice, and its consumption increases steadily. Many studies have been conducted to understand the sensory characteristics of orange juice throughout its varying processing steps. Sensory language and consumer likings of food can be influenced by culture. The objective of this study is to evaluate ...
Zhang Qiulan - - 2013
The effect of ionic surfactants, sodium dodecyl sulfate (SDS) and N-cetyl-N,N,N-trimethyl ammonium bromide (CTAB), on the interaction between b-agonist - salbutamol (SAL) and bovine serum albumin (BSA) was investigated with the use of fluorescence spectroscopy (FLS) and chemometrics methods - multivariate curve resolution-alternating least squares (MCR-ALS) and parallel factor analysis ...
Lucan Sean C - - 2013
In food-environment research, an alternative to resource-intensive direct observation on the ground has been the use of commercial business lists. We sought to determine how well a frequently used commercial business list measures a dense urban food environment like the Bronx, NY. On 155 Bronx street segments, investigators compared two ...
Pegels Nicolette N Departamento de Nutrición, Bromatología y Tecnología de los Alimentos, Facultad de Veterinaria, Universidad Complutense de Madrid, 28040 Madrid, Spain. - - 2014
A highly sensitive TaqMan real-time PCR assay targeting the mitochondrial 12S rRNA gene was developed for detection of an avian-specific DNA fragment (68bp) in farm animal and pet feeds. The specificity of the assay was verified against a wide representation of animal and plant species. Applicability assessment of the avian ...
Hu Weihua - - 2013
Various mycotoxins with strong carcinogenesis and toxicity are fatal threats in food safety, and require highly sensitive and high-throughput detections greatly. Herein a fluorescent competitive immunoassay microarray based on a non-fouling polymer brush, poly[(ethylene glycol) methacrylate-co-glycidyl methacrylate] (POEGMA-co-GMA) is explored to sensitively detect multiple mycotoxins with aflatoxin B1 (AFB1), ochratoxin ...
Vincevica-Gaile Zane - - 2013
The current paper involves overview of several studies concerning quantitative major and trace element analysis of different food samples, such as products of plant origin, e.g., locally grown vegetables (carrots, onions, potatoes) and products of animal origin derived with or without processing (cottage cheese, eggs, honey). Food samples were collected ...
Bongers Peggy - - 2013
For many years, questionnaires have been considered the standard when examining emotional eating behavior. However, recently, some controversy has arisen about these questionnaires, and their usefulness in identifying emotional eaters has been questioned. The current study aimed to investigate the Single Target Implicit Association Test (ST-IAT) as a measure of ...
Salam Faridah - - 2013
The accidental contamination of Salmonella in raw and processed foods is a major problem for the food industry worldwide. At present many of the currently used methods for Salmonella detection are time and labour intensive. Therefore, rapid detection is a key to the prevention and identification of problems related to ...
Abramsson-Zetterberg Lilianne - - 2013
The safety of several azo colouring agents, used as food additives, has during the years been questioned. Allura Red AC (E129) has in some publications been classified as genotoxic. In fact, in the European Union, Allura Red is permitted as a food additive in human food, but, surprisingly, it was ...
Gong Sheng - - 2013
N-glycolylneuraminic acid (Neu5Gc) is an abundant sialic acid in many mammals and is present in the glycoconjugates of most deuterostome animals. Neu5Gc also occurs in fresh samples of human tumors and fetuses. However, very little is known about the expression level and biologic functions of Neu5Gc due to the limitations ...
Li Xin - - 2013
Mycotoxins are highly toxic contaminants and have induced health threat to human and animals. Aflatoxin B1 (AFB1), ochratoxin A (OTA) and zearalenone (ZEA) commonly occur in food and feed. A multi-component immunochromatographic assay (ICA) was developed for rapid and simultaneous determination of these three mycotoxins in agro-food. The strategy was ...
Chu Pei-Tzu - - 2013
Gliadin from wheat is a common food allergen that can induce baker's asthma, wheat-dependent exercise-induced anaphylaxis, atopic dermatitis, and celiac disease. This gliadin assay focuses on rapidly screen and check for gluten contamination in raw materials and in the gluten-free food production process, not only for wheat-sensitive patients but also ...
López-Calleja Inés María - - 2013
A broad range of foods have been described as causing allergies, but the majority of allergic reactions can be ascribed to a limited number of food components. Recent extensive surveys showed how tree nuts, particularly hazelnut (Corylus avellana L.) seeds, rank amongst the most important sources of food allergy. In ...
Alviola Pedro A PA - - 2013
We analyze, using an instrumental variable approach, the effect of the number of fast-food restaurants on school level obesity rates in Arkansas. Using distance to the nearest major highway as an instrument, our results suggest that exposure to fast-food restaurants can impact weight outcomes. Specifically, we find that the number ...
Cole Matthew - - 2013
Small plastic detritus, termed 'microplastics', are a widespread and ubiquitous contaminant of marine ecosystems across the globe. Ingestion of microplastics by marine biota, including mussels, worms, fish and seabirds, has been widely reported, but despite their vital ecological role in marine food-webs, the impact of microplastics on zooplankton remains under-researched. ...
Faber M - - 2013
IgE-mediated food allergy is a major and increasing health issue with significant impairment of quality of life and significant morbidity and mortality. It affects children, as well as adolescents and adults. This review focuses on novelties in the management of food allergy. Correct diagnosis relies upon history supplemented by quantification ...
Wang Wenjun - - 2013
In this paper, the interaction of safranine T (ST) and calix[4]arene (4,10,16,22-tetramethoxylresorcinarene carboxylic acid derivatives (TRCA)) was investigated with fluorescence spectroscopy. The results was shown that the fluorescence intensity of TRCA could be quenched by ST, and the fluorescence quenching (ΔF=FTRCA-FST-TRCA) was sensitised in cetyltrimethyl ammonium bromide (CTAB). Under the ...
Urban Lorien E - - 2013
IMPORTANCE National recommendations for the prevention and treatment of obesity emphasize reducing energy intake through self-monitoring food consumption. However, little information is available on the energy content of foods offered by nonchain restaurants, which account for approximately 50% of restaurant locations in the United States. OBJECTIVE To measure the energy ...
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