Research Publications from Peer-Reviewed Journals

The Research Publications track research that is published across national and international peer-reviewed journals. The most recent articles are available ahead of print and searchable by Journal Title, Subject, USDA Grant Funding Agencies or FDA Grant Funding Agencies. The research publications are tracked across five subject areas: Bacterial Pathogens, Chemical Contaminants, Natural Toxins, Parasites, and Viruses.

Tue, 07/28/2020 - 22:10
This study investigated the effects of dietary Bifidobacterium bifidum (BFD) and mannan‐oligosaccharide (MOS), as a synbiotic, on the production performance, gut microbiology, serum biochemistry, antioxidant profile, and health indices of broiler chicken. Six dietary treatments were T1 (negative control), T2 (positive control‐20 mg antibiotic BMD/kg diet; BMD: bacitracin methylene disalicylate),...
Tue, 07/28/2020 - 22:08
The overarching challenges presented by mycotoxin contamination in food necessitate the development of strategies to be implemented to combat their effects thereof. Common processing techniques have been utilized but do not necessarily meet the desired efficacy. This review appraises studies on novel non‐thermal food processing techniques, particularly high pressure processing, pulsed electric...
Tue, 07/28/2020 - 16:00
Listeria monocytogenes associated prosthetic joint infections (PJI) are a rare but increasing clinical problem of listeriosis. We characterized two isolates of the same L. monocytogenes strain isolated within five years of each other from a recurrent human prosthetic joint infection. The two isolates although clonally identical were phenotypically distinct confirming that the original infection...
Tue, 07/28/2020 - 16:00
There is grave necessity to counter the menace of drug-resistant biofilms of pathogens using nanomaterials. Moreover, we need to produce nanoparticles (NPs) using inexpensive clean biological approaches that demonstrate broad-spectrum inhibition of microbial biofilms and cytotoxicity against HepG2 cell lines. In the current research work, titanium dioxide (TiO2) NPs were fabricated through an...
Tue, 07/28/2020 - 16:00
Invasive aspergillosis (IA) due to Aspergillus lentulus is associated with high mortality. In this study, we investigated the clinical and microbiological characteristics of 6 fatal cases of proven or probable IA caused by A. lentulus in China. Underlying immunosuppression, prior antifungal exposure, and intensive care unit (ICU) hospitalization were important risk factors for invasive A....
Tue, 07/28/2020 - 16:00
Worldwide, the dairy sector remains of vital importance for food production despite severe environmental constraints. The production and handling conditions of milk, a rich medium, promote inevitably the entrance of microbial contaminants, with notable impact on the quality and safety of raw milk and dairy products. Moreover, the persistence of high concentrations of microorganisms (especially...
Tue, 07/28/2020 - 16:00
This study was to investigate the prevalence of mcr-1-positive Enterobacteriaceae (MPE) in intra-abdominal infections (IAIs), urinary tract infections (UTIs), and lower respiratory tract infections (LRTIs) in China. A total of 6,401 Enterobacteriaceae isolates were collected consecutively from IAI, UTI, and LRTI patients in 19 hospitals across mainland China during 2014–2016. MPE isolates were...
Tue, 07/28/2020 - 16:00
Acyl-homoserine lactones (AHLs) are quorum sensing (QS) signaling molecules that mediate cell-to-cell communication in Gram-negative bacteria. Salmonella does not produce AHL, however, it can recognize AHLs produced by other species through SdiA protein modulating important cellular functions. In this work, the influence of the N-dodecanoyl-DL-homoserine lactone (C12-HSL) on glucose consumption,...
Tue, 07/28/2020 - 16:00
Previous studies proved that heavy metals could increase the risk of disease by acting on the gut microbiota. Meanwhile, gut microbiota played important roles in detoxifying heavy metals. However, the response of gut microbiota to heavy metals and which microbes dominated this detoxification processes are still unclear. This study investigated the difference of high-fat-diet (HFD) and normal-diet...
Tue, 07/28/2020 - 14:04
The establishment of nucleic acid amplification technology and functional nucleic acid aptamers promote the development of detection techniques. In particular, the detection displayed promise for broader application, as well as improved specificity ad higher sensitivity when combined with immunoassays (IA). This review introduced the novel immuno-nucleic acid (INA) cooperative detection...
Tue, 07/28/2020 - 14:04
Ochratoxin A (OTA) is a highly toxic potential contaminant of most agricultural products, and OTA is difficult to remove in general food production processes. In this study, we immobilized polyvinyl pyrrolidone-coated carboxypeptidase A (CPA) into zeolitic imidazolate framework material to improve the ability for OTA degradation. In this method, carboxypeptidase A was dispersed well in the...
Tue, 07/28/2020 - 14:04
Maximum permissible levels of mycotoxins in baby food may be 1% of those in ordinary food. Therefore, highly sensitive methods of mycotoxin control are in demand. To detect such low amounts, expensive instrumental methods are commonly used. Advantages of immunochromatographic analyses are their low cost and simple sample preparation; however, their sensitivity needs to be increased to contend...
Tue, 07/28/2020 - 14:04
In this study, a high sensitivity and specificity monoclonal antibody (mAb) was developed based on the hydroxy and carboxy-termini of ochratoxin A (OTA). A fluorescent microsphere immunochromatographic test strip (FM-ICTS) was assembled for the rapid detection the OTA in rice flour. Some relevant parameters were optimized including the best concentration of coating antigen and optimal diluent...
Tue, 07/28/2020 - 14:03
Agricultural commodities are generally consumed as processed food. Therefore, it is indispensable to assess pesticide residues in processed products rather than only in the raw agricultural commodity, in order to approach a more realistic scenario of dietary exposure. Processing factors are important tools for dietary exposure risk assessments. In this study, processing factors for the baking...
Tue, 07/28/2020 - 14:03
Herein, we have successfully established a novel, rapid, and simple lateral-flow immunoassay based on time-resolved fluorescence and biotin-streptavidin to detect the residues of various antibiotics in milk. The fluorescence signal and sensitivity of immunochromatography were enhanced through biotinylated antibody coupled with streptavidin europium microspheres. Moreover, due to the use of a QR...
Tue, 07/28/2020 - 08:01
by Clifford G. Clark, Chrystal Landgraff, James Robertson, Frank Pollari, Stephen Parker, Celine Nadon, Victor P. J. Gannon, Roger Johnson, John Nash Salmonella 4,[5],12:i:- are monophasic S. Typhimurium variants incapable of producing the second-phase flagellar antigen. They have emerged since the mid-1990s to become one of the most prevalent Salmonella serotypes causing human disease world-wide...
Tue, 07/28/2020 - 08:01
Norovirus is a major cause of foodborne disease and nonbacterial gastroenteritis globally. This study evaluated the antiviral effects of Magnolia officinalis extract and its honokiol and magnolol constituents against human norovirus surrogates, murine norovirus (MNV) and feline calicivirus (FCV) in vitro, and in model food systems. Pretreatment or cotreatment of M. officinalis extract at 1 mg/mL...
Tue, 07/28/2020 - 08:01
In this study, we explored the prevalence of oxacillin-susceptible mecA-positive Staphylococcus aureus (OS-MRSA) in staphylococcal food poisoning outbreak isolates and foodborne isolates, and then investigated their molecular characteristics, classical staphylococcal enterotoxins (SEs), and drug resistance. Eight (2.9%) of 275 isolates from food poisoning outbreaks and 7 (3.8%) of 184 isolates...
Tue, 07/28/2020 - 06:12
Author(s): Sufang Fan, Junmei Ma, Meirong Cao, Juan Wang, Leilei Zhang, Yan Zhang, Qiang Li, Jia Chen In this experiment, a liquid chromatography tandem mass spectrometry method was built to determine 15 pesticide residues in Chinese cabbage and cucumber samples based on online turbulent flow chromatography purification. After modified quick, easy, cheap, effective, rugged, and safe (QuEChERS)...
Tue, 07/28/2020 - 06:10
Author(s): Gayoung Kim, Sung-Eun Lee Aflatoxins, currently thought to be the strongest natural carcinogens widely found in a variety of foods and feedstuffs, cause significant health problems to humans and animals alike. Prevention strategies for aflatoxin contamination are important for food safety issues, and control methods are continuously being developed and improved. In this study, the...
Tue, 07/28/2020 - 06:10
Author(s): Pei Cao, Huai-ning Zhong, Kai Qiu, Dan Li, Gang Wu, Hai-xia Sui, Yan Song This study estimated the dietary exposures to BPA, BPF and BPS from canned foods and beverages in China. A total of 151 canned product samples were collected from the supermarkets in major Chinese cities, and the substances in the product were measured and analyzed. The detection rates of BPA, BPF and BPS in...
Tue, 07/28/2020 - 02:01
Thousands of lakes in a ~ 17,000 km2 area around Sudbury (Ontario) acidified (pH < 6) and became metal contaminated as a result of local smelting activities that have taken place since the 1880s. Middle Lake, an urban lake located in Sudbury, acidified to pH ~ 4.3, and was subsequently limed and fertilized in the 1970s and 1980s as part of experimental remediation efforts. Little is known...
Tue, 07/28/2020 - 02:01
In this study, a magnetic montmorillonite composite (MMC) was prepared by a coprecipitation method, evaluated as sorbent for Cd(II) ions and characterized by IR spectroscopy, SEM, EDX, VSM, and zeta potential measurement. The adsorption potential of MMC was tested in both batch and continuous modes at different initial pH levels, sorbent dosages, contact times, ionic strengths, flow rates, and...
Tue, 07/28/2020 - 00:00
Aflatoxin B1 (AFB1) is a known toxic human carcinogen and can be detoxified by laccases, which are multicopper oxidases that convert several environmental pollutants and toxins. In this study, a new laccase that could catalyze AFB1 degradation was purified and identified from the white-rot fungus Cerrena unicolor 6884. The laccase was purified using (NH4)2SO4 precipitation and anion exchange...
Tue, 07/28/2020 - 00:00
To investigate the mechanism for the production of paralytic shellfish toxins (PST) in toxic dinoflagellates, with a 2D-gel based approach, we had made two sets of proteomic comparisons: (a) between a toxic Alexandrium catenella (AC-T) and a phylogenetically closely related non-toxic strain (AC-N), (b) between toxic AC-T grown in a medium with 10% normal amount of phosphate (AC-T-10%P) known to...
Mon, 07/27/2020 - 22:11
Achalasia is a primary motility disorder of the esophagus, and while there are several treatment options, there is no consensus regarding them. When therapeutic intervention for achalasia fails, a careful evaluation of the cause of the persistent or recurrent symptoms using upper endoscopy, esophageal manometry, and contrast radiologic studies is required to understand the cause of therapy...
Mon, 07/27/2020 - 22:09
In the present study, it was aimed to evaluate the effect of gamma irradiation (0, 2.5, and 5 kGy) on physico‐mechanical and structural properties of basil seed mucilage‐chitosan‐based films containing Ziziphora clinopodioides essential oil (ZEO: 0%, 1%, and 2%) and magnesium oxide nanoparticles (MgO: 0%, 0.1%, and 0.2%), and their application on trout fillet´s shelf‐life during refrigerated...
Mon, 07/27/2020 - 22:08
Staphylococci from Sheedal of Northeast India was isolated, identified and characterized. All the isolated Staphylococci were found to be coagulase‐negative. Based on the rpoB gene sequences followed by analysis using NCBI‐BLAST software, seven species of Staphylococcus namely, S. piscifermentans, S. condimenti, S. arlettae, S. sciuri, S. warneri, S. nepalensis and S. hominis were recognized....
Mon, 07/27/2020 - 12:00
Background Quinolone resistance has been documented in the pediatric population, although their use is limited in children. This study investigated the effect of maternal quinolone use on gram-negative bacterial resistance to quinolones in their offspring. Methods We conducted a population-based, unmatched case-control study during 2010–2017. Cases were all children aged 0.5–17 years with...
Mon, 07/27/2020 - 12:00
Background Hepatitis A virus (HAV) can be sexually transmitted. However, the level of HAV immunity among patients living with human immunodeficiency virus (HIV) in Japan is unknown. Determining the epidemiology of HAV infections among men who have sex with men (MSM) and who are living with HIV is essential for an HAV vaccination program. This study examined HAV immunity in patients living with...
Mon, 07/27/2020 - 12:00
Background China is thought to be a hotspot for zoonotic influenza virus emergence, yet there have been few prospective studies examining the occupational risks of such infections. Methods We present the first 2 years of data collected from a 5-year, prospective, cohort study of swine-exposed and -unexposed participants at 6 swine farms in China. We conducted serological and virological...
Mon, 07/27/2020 - 12:00
Background The clinical role of sputum Gram stain (SGS) in community-acquired pneumonia (CAP) diagnosis remains controversial. A 1996 meta-analysis of the diagnostic accuracy of SGS reported heterogeneous results. To update the available evidence, we performed a systematic review and a Bayesian standard and latent-class model meta-analysis. Methods We searched Medline, Embase, and Cochrane...
Mon, 07/27/2020 - 12:00
To the Editor—We read with interest the recent article by Koibuchi et al [1] that provides further suggestions for a hepatitis A virus (HAV) vaccination program with decision-tree and cost-effectiveness analyses. However, we have several concerns about the findings and conclusions in this study during the ongoing outbreak of acute hepatitis A in Tokyo. HAV seroprevalence generally increases with...
Mon, 07/27/2020 - 12:00
Rising levels of antimicrobial resistance pose serious dangers to patients, population health, food security, and economic stability worldwide. In response to this threat, the United Nations and the World Health Organization have called for multisectoral, multidisciplinary action, recognizing that human, animal, and environmental health are interdependent. Although the pharmaceutical industry...
Mon, 07/27/2020 - 06:09
Author(s): Meng Xiu, Xianyu Wang, Lidia Morawska, David Pass, Andrew Beecroft, Jochen F. Mueller, Phong Thai Emissions of hazardous organic chemicals from crumb rubber modified (CRM) asphalt mixes have been longstanding environmental and occupational health concerns. This study aimed to quantify the emissions of volatile organic compounds (VOCs), polycyclic aromatic hydrocarbons (PAHs) and total...
Mon, 07/27/2020 - 06:08
Author(s): Jun-Hu Cheng, Xiaoye Lv, Yuanyuan Pan, Da-Wen Sun Cold plasma (CP) as an innovative and efficient technology has been developed for food sterilization. During CP treatments, exogenous reactive oxygen species (ROS) are generated, which are usually considered as the key bactericidal agent. Therefore, understanding various resistant mechanisms developed during CP processing by bacteria...
Mon, 07/27/2020 - 06:08
Author(s): Ramona Iseppi, Stefania Camellini, Carla Sabia, Patrizia Messi The antilisterial activity of Thymus vulgaris, Salvia officinalis essential oils (EOs) and bacteriocin bacLP17 (previously isolated from seafood) was determined, using the compounds alone and in combination. The Disk Diffusion, Minimal Inhibitory Concentration (MIC) and Agar Well Diffusion assays were used to evaluate the...
Mon, 07/27/2020 - 06:08
Author(s): Donatella Ottaviani, Silvia Pieralisi, Serena Chierichetti, Elena Rocchegiani, Jasmine Hattab, Francesco Mosca, Pietro Giorgio Tiscar, Francesca Leoni, Gabriele Angelico This study evaluated the application of a Halobacteriovorax isolated from water of the Adriatic Sea (Italy) in controlling V. parahaemolyticus in mussels (Mytilus galloprovincialis). Two 72 h laboratory-scale V....
Mon, 07/27/2020 - 06:06
Author(s): Zhiqiang Geng, Fenfen Liu, Dirui Shang, Yongming Han, Ying Shang, Chong Chu Food safety is an important issue affecting social development. Early warning analysis and risk control of food safety is of great significance in managing food safety risks, thereby ensuring food safety. In this paper, we propose an improved early warning approach for assessing and controlling food safety risk...
Sun, 07/26/2020 - 22:06
BACKGROUND Serofluid dish, a traditional Chinese fermented food, possesses unique flavors and health beneficial effects. These properties are likely due to the sophisticated metabolic networks during fermentation, which are mainly driven by microbiota. However, the exact roles of metabolic pathways and the microbial community during this process remain equivocal. RESULTS Here, we investigated the...
Sun, 07/26/2020 - 06:08
Author(s): Anna Lenzi, Massimiliano Marvasi, Ada Baldi Vegetable produce can host human pathogens without exhibiting any sign of spoilage, raising concerns about food safety. Over the production chain, vegetables can be exposed to different routes of contamination to enteric pathogens, including during cultivation and at harvest. For this reason, foodborne disease control should start in the...
Sun, 07/26/2020 - 06:08
Author(s): E. Ozen, R.K. Singh Conventional thermal processing technologies for pasteurization and sterilization of fruit juices have been used for ensuring microbiological safety and enzyme inactivation. However, they could cause quality changes that may lower consumer acceptability. Therefore, an increasing effort has been made in applying novel non-thermal processing technologies to preserve...
Sun, 07/26/2020 - 06:08
Author(s): Han Young Chung, You-Tae Kim, Joon-Gi Kwon, Han Hyeok Im, Duhyun Ko, Ju-Hoon Lee, Sang Ho Choi To study pathogenesis and toxicity of Staphylococcus aureus in foods, FORC_062 was isolated from a human blood sample and complete genome sequence has a type II SCCmec gene cluster and a type II toxin-antitoxin system, indicating an MRSA strain. Its mobile gene elements has many pathogenic...
Sun, 07/26/2020 - 06:06
Author(s): Jia Wang, Yi Yang, Ying Huang, Xiao Zhang, Yu Huang, Wei C. Qin, Yang Wen, Yuan H. Zhao Agricultural pesticides serve as effective controls of unwanted weeds and pests. However, these same chemicals can exert toxic effects in non-target organisms. To determine chemical modes of action, the toxicity ratio (TR) and critical body residues (CBRs) of 57 pesticides were calculated for...
Sun, 07/26/2020 - 06:05
Author(s): Fang Liu, Panpan Jin, Hansheng Gong, Zhilan Sun, Lihui Du, Daoying Wang The inhibitory and bactericidal activities of thyme oil against the foodborne multiple antibiotics-resistant Enterococcus faecalis biofilm were evaluated in this study. Gas chromatography-mass spectrometry revealed that more than 70% of the composition of thyme oil is thymol. Crystal violet staining assay showed...
Sun, 07/26/2020 - 04:01
Phthalates are a class of endocrine disruptors extensively used in plastic production as plasticizers, and as a result, they can be found in foods as a result of their migration ability. The occurrence of phthalates was monitored in 20 Portuguese wines using a simple, reliable, and environmentally friendly analytical method, headspace solid-phase microextraction combined with gas chromatography–...
Sun, 07/26/2020 - 02:01
Degradation-resistant chemical contaminants of health concern such as dichlorodiphenyltrichloroethane (DDT) pesticides and polychlorinated biphenyls (PCBs) in the environment are redistributed between different environmental compartments, where they partition between biotic heterotrophic routes and abiotic features (water and immobile soil components). Their fate and the potential risk they pose...
Sun, 07/26/2020 - 00:00
This paper reports the first results on obtaining an enzyme preparation that might be promising for the simultaneous decontamination of plant feeds contaminated with a polyketide fusariotoxin, zearalenone (ZEN), and enhancing the availability of their nutritional components. A novel ZEN-specific lactonohydrolase (ZHD) was expressed in a Penicillium canescens strain PCA-10 that was developed...
Sun, 07/26/2020 - 00:00
Dairy cattle health, wellbeing and productivity are deeply affected by stress. Its influence on metabolism and immune response is well known, but the underlying epigenetic mechanisms require further investigation. In this study, we compared DNA methylation and gene expression signatures between two dairy cattle populations falling in the high- and low-variant tails of the distribution of milk...
Sun, 07/26/2020 - 00:00
Arrayan and peumo fruits are commonly used in the traditional medicine of Chile. In this study, the concentration of the extracts halving the bacterial viability and biofilms formation and disruption of the drug-sensitive and drug-resistant strains of Staphylococcus aureus and Pseudomonas aeruginosa was determined. The chemical composition of extracts was analyzed by high-resolution liquid...

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