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Research Publications from Peer-Reviewed Journals

Fri, 03/27/2015 - 01:17
The food-borne pathogenic bacterium Listeria is known for relatively low morbidity and high mortality rates, reaching up to 25 to 30%. Listeria is a hardy organism, and its control in foods represents a significant challenge. Many naturally occurring compounds, including the bacteriocin nisin and a number of plant essential oils, have been widely studied and are reported to be effective as...
Fri, 03/27/2015 - 01:17
Human norovirus (NoV) is the leading cause of foodborne disease in the United States, and epidemiological studies have shown that fresh produce is one of the major vehicles for the transmission of human NoV. However, the mechanisms of norovirus contamination and persistence in fresh produce are poorly understood. The objective of this study is to determine whether human NoV surrogates, murine...
Fri, 03/27/2015 - 01:17
Methicillin-resistant Staphylococcus aureus (MRSA) originating from swine is concerning for public health, but an understanding of the emergence and persistence of MRSA in nursery herds is lacking. The aim of this study was to determine whether MRSA in nursery pigs is associated with particular herd-level parameters, including the use of antimicrobials, disinfectants, and heavy metals, which may...
Fri, 03/27/2015 - 01:17
Aims The aims of this study were to investigate the in vitro antibacterial activity of the essential oils (EOs) of Hesperozygis ringens (HREO), popularly known as “espanta-pulga” and two different species of basil, Ocimum gratissimum (OGEO) and Ocimum americanum (OAEO), as well as, the potential of these products to be used in silver catfish (Rhamdia quelen) infected with Aeromonas hydrophila....
Fri, 03/27/2015 - 01:17
Publication date: Available online 27 March 2015 Author(s): Ahmed M. Erfan , Abdullah A. Selim , Mohamed K. Morsi , Soad A. Nasef , E.M. Abdelwhab Duck hepatitis virus (DHV) is an acute highly contagious disease of ducklings caused by three distinct serotypes of duck hepatitis A virus (DHAV), a member of the RNA family Picornaviridae , where serotype 1 is the most widespread serotype...
Thu, 03/26/2015 - 01:23
Publication date: September 2015 , Volume 55 Author(s): Foteini F. Parlapani , George I. Verdos , Serkos A. Haroutounian , Ioannis S. Boziaris The microbial diversity of the population grown on a selective medium for pseudomonads (cetrimide-fucidin-cephaloridine agar – CFC) and volatile organic compound (VOC) profile were determined during storage of gutted sea bream ( Sparus aurata ) at...
Thu, 03/26/2015 - 01:23
The study aimed at using essential oilEO) alone or combined EO with nisin and low dose γ-irradiation to evaluate their antibacterial effect against Listeria monocytogenes during storage of carrots at 4 °C. Minicarrots were inoculated with L. monocytogenes at a final concentration of approximately 7 log CFU/g. Inoculated samples were coated by nisin at final concentration of 103 International Unit...
Thu, 03/26/2015 - 01:23
Conventional detection of Salmonella from foods involves enrichment and isolation on selective media which can significantly lengthen time to result. The objective of this study was to evaluate the utility of an accelerated plating procedure and the use of rapid screening devices for Salmonella detection. Fresh produce was inoculated with Salmonella at ~2.5, ~7.5 and ~25 cfu sample−1. After 24 h...
Thu, 03/26/2015 - 01:23
In 2008, Health Canada announced it was considering the establishment of maximum levels for ochratoxin A (OTA) in a number of foods, including unprocessed wheat and oats and their products. The Canada Grains Council and Canadian National Millers Association initiated a study to measure the variability and distribution among sample test results so that scientifically based sampling plans could be...
Thu, 03/26/2015 - 01:23
Publication date: Available online 25 March 2015 Food and Chemical Toxicology Author(s): Andriy Tkachenko , James Clark , Natalie Knutson , Betzy Wallace , Malgorzata Bomba , Michele Yacopucci , Blaine Rhodes , Sarah M. Nemser , Jake Guag , Renate Reimschuessel A collaborative study between four laboratories was conducted with two major goals: (i) to develop LC-MS/MS methods to...
Thu, 03/26/2015 - 01:23
Publication date: Available online 25 March 2015 Food and Chemical Toxicology Author(s): David Y. Lai , Sam Kacew , Wolfgang Dekant Due to potential consumer exposures, the toxicity of tetrabromobisphenol A (TBBPA) has been extensively studied. Reviews of TBBPA concluded no concerns regarding human health risks. The low toxicity of TBBPA is consistent with low bioavailability. However,...
Wed, 03/25/2015 - 01:16
Publication date: August 2015 , Volume 54
Wed, 03/25/2015 - 01:16
Publication date: September 2015 , Volume 55 Author(s): A.P. Vale , J. Santos , N. Melia , V. Peixoto , N.V. Brito , M. Beatriz P.P. Oliveira Brassica sprouts are within the most common and most widespread sprout varieties in the market, attracting consumers looking for a healthy and convenient food source of beneficial phytochemicals. In this study, four different varieties of Brassica...
Wed, 03/25/2015 - 01:16
Marc Le Vee, Elodie Jouan, Bruno Stieger, Valérie Lecureur, Olivier Fardel Diesel exhaust particles (DEPs) are common environmental air pollutants primarily affecting the lung. DEPs or chemicals adsorbed on DEPs also exert extra-pulmonary effects, including alteration of hepatic drug detoxifying enzyme expression. The present study was designed to determine whether organic DEP extract (DEPe) may...
Wed, 03/25/2015 - 01:16
Min Hwan Kim, Soohyeon Lee, Ja Seung Koo, Kyung Hae Jung, In Hae Park, Joon Jeong, Seung Il Kim, Seho Park, Hyung Seok Park, Byeong-Woo Park, Joo-Hang Kim, Joohyuk Sohn Background Inflammatory breast cancer (IBC) is the most aggressive form of breast cancer, and its molecular pathogenesis still remains to be elucidated. This study aimed to evaluate the prevalence and implication of anaplastic...
Wed, 03/25/2015 - 01:16
e-First Articles. Coculture communities of microbes are more realistic and common in nature than in laboratory-grown pure cultures. In a mixed community, when resources with a potential role in growth are shared, conflict (as a consequence of competition) or cooperation is certain. In our study, this situation of conflict and cooperation was explored to understand the population dynamics and...
Tue, 03/24/2015 - 03:20
Publication date: May 2015 , Volume 71 Author(s): Paula Saá Ibusquiza , Masja Nierop Groot , Antonio Debán-Valles , Tjakko Abee , Heidy M.W. den Besten The role of sigB , a major transcriptional regulator of stress response genes, was assessed in formation of single and mixed species biofilms of Listeria monocytogenes EGD-e and Lactobacillus plantarum WCFS1 as secondary species at 20 °C...
Tue, 03/24/2015 - 03:20
Publication date: Available online 7 March 2015 Author(s): Joana Mourão , Carla Novais , Jorge Machado , Luísa Peixe , Patrícia Antunes The occurrence of acquired metal tolerance genes in emerging MDR Salmonella enterica serotype 4,[5],12:i:− clones was assessed and their associated platforms and tolerance phenotype were characterised. Salmonella 4,[5],12:i:− from different sources...
Tue, 03/24/2015 - 01:21
Publication date: September 2015 , Volume 55 Author(s): Justin Stoler , Hawa Ahmed , Lady Asantewa Frimpong , Mohammed Bello Sachet water is now an important source of drinking water security in West Africa, and the sachet industry continues to mature as market share increasingly shifts from cottage industry players to high-volume corporate producers. Modern sachet production lines are...
Tue, 03/24/2015 - 01:21
Publication date: September 2015 , Volume 55 Author(s): Alonzo A. Gabriel , Marauly P. Albura , Kathrina C. Faustino The study established the decimal reduction times at 60 and 73 °C (D 60 and D 73 ) of each of acid-adapted cocktails of Escherichia coli (NRRL 3704, ATCC 8739, ATCC 92522) and Salmonella enterica serovars Typhimurium (NRRL B-4420), Typhi (NRRL B-573), and Enteritidis (...
Tue, 03/24/2015 - 01:21
Matthew R. Hayward, Manal AbuOun, Martin J. Woodward, Vincent A. A. Jansen Salmonella enterica is a zoonotic pathogen of clinical and veterinary significance, with over 2500 serovars. In previous work we compared two serovars displaying host associations inferred from isolation statistics. Here, to validate genome sequence data and to expand on the role of environmental metabolite constitution...
Tue, 03/24/2015 - 01:21
Elizabeth A. Mueller, Patrick M. Schlievert Background Skin and surgical infections due to Staphylococcus aureus, Pseudomonas aeruginosa, and Acinetobacter baumannii are causes of patient morbidity and increased healthcare costs. These organisms grow planktonically and as biofilms, and many strains exhibit antibiotic resistance. This study examines the antibacterial and anti-biofilm activity of...
Tue, 03/24/2015 - 01:21
A total of 104 Listeria monocytogenes isolates from 330 fish samples from three countries were characterized by multiplex PCR for serogrouping and virulence markers determination and tested for antibiotics resistance. A 53.8% of the isolates belonged to serogroup 1/2a, 3a; 32% belonged to 1/2b, 3b, 7, 14.4% belonged to 4b, 4d, 4e, and 1% belonged to 1/2c, 3c. All isolates exhibited resistance to...
Tue, 03/24/2015 - 01:21
Publication date: Available online 23 March 2015 Author(s): James C. Carlson , Doreene R. Hyatt , Kevin Bentler , Anna M. Mangan , Michael Russell , Antoinette J. Piaggio , George M. Linz Bird-livestock interactions have been implicated as potential sources for bacteria within concentrated animal feeding operations (CAFO). In this study we characterized Xba I-digested genomic DNA from...
Mon, 03/23/2015 - 09:47
Abstract BACKGROUNDAcrylamide (AA) is of concern worldwide because of its neurotoxicity, genotoxicity and reproductive/developmental toxicity. Consequently, methods for minimizing AA formation during food processing are vital. RESULTSIn this study, the formation and elimination of AA in an asparagine/glucose low-moisture model system were investigated by response surface methodology. The effect...
Mon, 03/23/2015 - 01:21
Publication date: August 2015 , Volume 49 Author(s): David Polo , Xabier Feal , Jesús L. Romalde Enteric virus depuration from shellfish is a complex biological process that may be influenced by biological properties of the mollusc and/or virus species. On the basis of previous experimental data, a mathematical model was developed to characterize the kinetics of viral elimination during...
Mon, 03/23/2015 - 01:21
Publication date: August 2015 , Volume 49 Author(s): Eun Young Ro , Young Mi Ko , Ki Sun Yoon This study investigated both the level of microbial contamination and the presence of enterohemorrhagic Escherichia coli (EHEC) in frozen meat products, followed by the evaluation of its survival over 180 days under frozen temperature. We also examined the effect of calcium oxide on the...
Mon, 03/23/2015 - 01:21
Publication date: August 2015 , Volume 49 Author(s): S.A. Kim , M.S. Rhee The identification of novel, effective, and non-thermal decontamination methods is imperative for the preservation of unpasteurized and fresh vegetable juices. The aim of this study was to examine the bactericidal effects of caprylic acid + citric acid against the virulent pathogen Escherichia coli O157:H7 and the...
Mon, 03/23/2015 - 01:21
Publication date: August 2015 , Volume 49 Author(s): Iqbal Kabir Jahid , Md. Furkanur Rahaman Mizan , Angela J. Ha , Sang-Do Ha The aim of this study was to determine the effect of salinity and age of cultures on quorum sensing, exoprotease production, and biofilm formation by Aeromonas hydrophila on stainless steel (SS) and crab shell as substrates. Biofilm formation was assessed at...
Mon, 03/23/2015 - 01:21
Publication date: September 2015 , Volume 50 Author(s): Christopher H. Sommers , Shiowshuh Sheen Yersinia pestis , the causative agent of plague, can occasionally be contracted as a naso-pharyngeal or gastrointestinal illness through consumption of contaminated meat. In this study, the use of 254 nm ultraviolet light (UV-C) to inactivate a multi-isolate cocktail of avirulent Y. pestis on...
Mon, 03/23/2015 - 01:21
Publication date: August 2015 , Volume 49 Author(s): Kinga Wieczorek , Jacek Osek During 2009–2013 a total of 2114 swab samples collected from broiler carcasses in all 16 voivodeships (administrative districts) of Poland were examined for the presence of Campylobacter jejuni and Campylobacter coli . The antimicrobial resistance of the isolates to ciprofloxacin, tetracycline and erythromycin...
Mon, 03/23/2015 - 01:21
Publication date: August 2015 , Volume 49 Author(s): J. Bautista-Gallego , F.N. Arroyo-López , V. Romero-Gil , F. Rodríguez-Gómez , P. García-García , A. Garrido-Fernández This work studies the effects of the partial substitution of NaCl with potassium and calcium chloride salts on the fermentation profile of Spanish-style green Manzanilla olives. For this purpose, response surface...
Mon, 03/23/2015 - 01:21
Publication date: August 2015 , Volume 49 Author(s): Boce Zhang , Yaguang Luo , Bin Zhou , Qin Wang , Patricia D. Millner Determination of the minimum free chlorine concentration needed to prevent pathogen survival/cross-contamination during produce washing is essential for the development of science-based food safety regulations and practices. Although the trend of chlorine...
Mon, 03/23/2015 - 01:21
Publication date: August 2015 , Volume 49 Author(s): Freek Spitaels , Anneleen D. Wieme , Maarten Janssens , Maarten Aerts , Anita Van Landschoot , Luc De Vuyst , Peter Vandamme The microbiota involved in lambic beer fermentations in an industrial brewery in West-Flanders, Belgium, was determined through culture-dependent and culture-independent techniques. More than 1300 bacterial and...
Mon, 03/23/2015 - 01:21
Publication date: August 2015 , Volume 49 Author(s): Pilar Colás-Medà , Maribel Abadias , Isabel Alegre , Josep Usall , Inmaculada Viñas There are several factors that affect the shelf life of fresh-cut fruit, including the cultivar, the ripeness stage of the fruit during processing and the fruit's storage atmosphere and temperature. The effect of fruit ripeness during processing on the...
Mon, 03/23/2015 - 01:21
Publication date: August 2015 , Volume 49 Author(s): Fugui Yin , Yan Zhu , Tatiana Koutchma , Joshua Gong The ultraviolet (UVC) light irradiation has been recently studied as a novel non-thermal treatment method for milk. However, the potential reactivation of microorganisms following exposure to UVC light in milk medium was not studied yet. Therefore, the present study was conducted to...
Mon, 03/23/2015 - 01:21
Publication date: August 2015 , Volume 49 Author(s): M. Mataragas , V. Alessandria , K. Rantsiou , L. Cocolin In the present work, a demonstration is made on how the risk from the presence of Listeria monocytogenes in fermented sausages can be managed using the concept of Food Safety Objective ( FSO ) aided by stochastic modeling (Bayesian analysis and Monte Carlo simulation) and meta-...
Mon, 03/23/2015 - 01:21
Publication date: September 2015 , Volume 50 Author(s): A. Silva , S. Genovés , P. Martorell , S.F. Zanini , D. Rodrigo , A. Martinez The aim of this study was to evaluate the effect of two antimicrobial substances, carvacrol and citral, on Listeria monocytogenes and Listeria innocua cells, as well as possible virulence changes in injured cells, using Caenorhabditis elegans as a model...
Mon, 03/23/2015 - 01:21
Publication date: August 2015 , Volume 49 Author(s): Christopher Sommers , Kathleen T. Rajkowski , O. Joseph Scullen , Jennifer Cassidy , Pina Fratamico , Shiowshuh Sheen In this study the radiation resistance of 40 Shiga Toxin-Producing Escherichia coli (STEC) isolates which contained various combinations of the shiga toxin 1 ( stx1 ), shiga toxin 2 ( stx2 ), intimin ( eae ), and...
Mon, 03/23/2015 - 01:21
Publication date: August 2015 , Volume 49 Author(s): Daisuke Nei , Katsuyoshi Enomoto , Nobutaka Nakamura Contamination of spices by pathogenic and/or spoilage bacteria can be deleterious to consumer's health and cause deterioration of foods, and inactivation of such bacteria is necessary for the food industry. The present study examined the effect of gaseous acetic acid treatment in...
Mon, 03/23/2015 - 01:21
Publication date: August 2015 , Volume 49 Author(s): Michelle Qiu Carter , Mary H. Chapman , Franka Gabler , Maria T. Brandl We examined the fate of Listeria monocytogenes , Escherichia coli O157:H7, and Salmonella enterica Thompson inoculated on freshly-harvested table grapes under standard cold storage with initial and weekly sulfur dioxide (SO 2 ) fumigation. L. monocytogenes and S. ...
Mon, 03/23/2015 - 01:21
Publication date: August 2015 , Volume 49 Author(s): I. Castro-Ibáñez , M.I. Gil , J.A. Tudela , R. Ivanek , A. Allende There is a timely need to evaluate the effect agricultural factors and meteorological conditions on fresh produce contamination. This study evaluated those risk factors and described, for the first time, the distribution of indicator microorganisms ( Escherichia coli ,...
Mon, 03/23/2015 - 01:21
Publication date: August 2015 , Volume 49 Author(s): Divek V.T. Nair , Aaron Kiess , Rama Nannapaneni , Wes Schilling , Chander Shekhar Sharma The primary objective of this study was to determine the efficacy of carvacrol in combination with modified atmosphere packaging (MAP) in reducing Salmonella on turkey breast cutlets stored at 4 °C. In experiment I, carvacrol (0.5, 1, and 2% v/v)...
Mon, 03/23/2015 - 01:21
Publication date: August 2015 , Volume 49 Author(s): A. Crespo-Sempere , N. Estiarte , S. Marín , V. Sanchis , A.J. Ramos Fusarium graminearum not only reduces yield and seed quality but also constitutes a risk to public or animal health owing to its ability to contaminate grains with mycotoxins. Resistance problems are emerging and control strategies based on new targets are needed....
Mon, 03/23/2015 - 01:21
Publication date: August 2015 , Volume 49 Author(s): Md. Furkanur Rahaman Mizan , Iqbal Kabir Jahid , Sang-Do Ha Seafood forms a part of a healthy diet. However, seafood can be contaminated with foodborne pathogens, resulting in disease outbreaks. Because people consume large amounts of seafood, such disease outbreaks are increasing worldwide. Seafood contamination is largely due to the...
Mon, 03/23/2015 - 01:21
Publication date: September 2015 , Volume 50 Author(s): Joanna Tannous , Ali Atoui , André El Khoury , Sally Kantar , Nader Chdid , Isabelle P. Oswald , Olivier Puel , Roger Lteif Due to the occurrence and spread of the fungal contaminants in food and the difficulties to remove their resulting mycotoxins, rapid and accurate methods are needed for early detection of these mycotoxigenic...
Mon, 03/23/2015 - 01:21
Publication date: September 2015 , Volume 50 Author(s): Jinling Shen , Lydia Rump , Wenting Ju , Jingdong Shao , Shaohua Zhao , Eric Brown , Jianghong Meng A total of 359 non-O157 STEC isolates from food, humans and animals were examined for serotypes, Shiga toxin subtypes and intimin subtypes. Isolates solely harboring stx 2 from the three sources were selected for Vero cell...

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