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- Author:
- Conover, Danielle M.; Gibson, Kristen E.
- Source:
- Food control 2016 v.69 pp. 141-146
- ISSN:
- 0956-7135
- Subject:
- Escherichia coli; bacteria; bacteriophages; disease prevention; disease transmission; foaming; food service; gloves; hand washing; hands; juices
- Abstract:
- ... Handwashing (HW) is a long established and widely accepted method to prevent disease transmission. Ensuring effectiveness of current HW methods is essential for the optimization of HW and enhanced disease prevention. The objective of this research was to determine the difference in microbial reduction between plain foaming and liquid handsoap. The hands of 24 participants were inoculated by the pa ...
- DOI:
- 10.1016/j.foodcont.2016.04.047
- Chorus Open Access:
- 10.1016/j.foodcont.2016.04.047
-
https://dx.doi.org/10.1016/j.foodcont.2016.04.047
- Author:
- Lichtenberg, Erik; Tselepidakis Page, Elina
- Source:
- Food control 2016 v.69 pp. 315-323
- ISSN:
- 0956-7135
- Subject:
- FDA Food Safety Modernization Act; economies of scale; farm size; green leafy vegetables; growers; marketing channels; soil amendments; surveys; tomatoes; traceability; Mid-Atlantic region
- Abstract:
- ... We use data from a survey of leafy green and tomato growers in the Mid-Atlantic region to investigate the prevalence and cost of produce safety practices required under the Produce Rule of the Food Safety Modernization Act. Majorities of our respondents currently employ most of the food safety practices that will be required under the Produce Rule. But the Produce Rule will nevertheless require ch ...
- DOI:
- 10.1016/j.foodcont.2016.04.054
- Chorus Open Access:
- 10.1016/j.foodcont.2016.04.054
-
https://dx.doi.org/10.1016/j.foodcont.2016.04.054
- Author:
- Gezer, P. Gizem; Liu, G. Logan; Kokini, Jozef L.
- Source:
- Food control 2016 v.68 pp. 7-13
- ISSN:
- 0956-7135
- Subject:
- Raman spectroscopy; acrylamides; aqueous solutions; biodegradability; gold; zein
- Abstract:
- ... In this study, a biodegradable zein/gold SERS platform was tested as a potential tool to detect acrylamide for the first time. It was found that the presence of acrylamide resulted in a characteristic marker SERS peak that did not exist in the background SERS spectrum of the sensor. This unique peak was at 1447 cm−1. This peak was used to detect and quantify acrylamide in aqueous solutions and a c ...
- DOI:
- 10.1016/j.foodcont.2016.03.002
- Chorus Open Access:
- 10.1016/j.foodcont.2016.03.002
-
https://dx.doi.org/10.1016/j.foodcont.2016.03.002
- Author:
- Lopez, Keyla; Phalen, Kyle; Vahl, Christopher I.; Roberts, Kevin R.; Getty, Kelly J.K.
- Source:
- Food control 2016 v.68 pp. 251-259
- ISSN:
- 0956-7135
- Subject:
- Listeria monocytogenes; Salmonella; cantaloupes; cold; detection limit; fresh produce; microorganisms; pathogens; plate count; refrigeration; surveys; tap water; vegetables; vinegars
- Abstract:
- ... The objectives of our study were to collect descriptive data of handling practices for fresh produce and to evaluate the efficacy of commercially available washes for reducing pathogens and natural microflora on whole cantaloupes. A total of 51 people answered a produce handling survey. Information from the survey was used to develop two experiments. In one experiment, cantaloupes were washed with ...
- DOI:
- 10.1016/j.foodcont.2016.03.050
- Chorus Open Access:
- 10.1016/j.foodcont.2016.03.050
-
https://dx.doi.org/10.1016/j.foodcont.2016.03.050
- Author:
- Choi, Jihee; Norwood, Hillary; Seo, Soobin; Sirsat, Sujata A.; Neal, Jack
- Source:
- Food control 2016 v.67 pp. 199-208
- ISSN:
- 0956-7135
- Subject:
- compliance; cuisine; food analysis; food retailing; food safety; food service workers; foodborne illness; fresh-cut produce; green leafy vegetables; grocery stores; guidelines; human resources; hygiene; restaurants; statistical analysis; surveys; thermometers; Ohio; Texas
- Abstract:
- ... Foodborne illness outbreaks are often associated with fresh and fresh-cut produce (specifically leafy greens); however, effective training and methods of prevention have not been readily available for the retail and food service industry. The objective of this study was to assess and evaluate the current state of compliance and employee handling practices for fresh and fresh-cut produce, and to id ...
- DOI:
- 10.1016/j.foodcont.2016.02.044
- Chorus Open Access:
- 10.1016/j.foodcont.2016.02.044
-
https://dx.doi.org/10.1016/j.foodcont.2016.02.044
- Author:
- Zhang, Yue; Ma, Qiumin; Critzer, Faith; Davidson, P. Michael; Zhong, Qixin
- Source:
- Food control 2016 v.67 pp. 31-38
- ISSN:
- 0956-7135
- Subject:
- Escherichia coli O157; Listeria monocytogenes; Salmonella enterica; anti-infective properties; bacteria; cantaloupes; emulsions; equipment; essential oils; ethanol; fresh produce; gum arabic; hydrodynamics; microbiological quality; minimum inhibitory concentration; oils; organic foods; pathogens; postharvest treatment; thyme; washing; whey protein concentrate
- Abstract:
- ... Emulsions of organic essential oils may be used as postharvest alternative washing solutions in fresh produce production. In the present study, organic thyme oil was emulsified with whey protein concentrate, gum arabic, lecithin, or their equal mass mixtures without using specialized equipment. The stability of these emulsions was monitored by measuring hydrodynamic diameter during ambient storage ...
- DOI:
- 10.1016/j.foodcont.2016.02.032
- Chorus Open Access:
- 10.1016/j.foodcont.2016.02.032
-
https://dx.doi.org/10.1016/j.foodcont.2016.02.032
- Author:
- Jarvis, Nathan A.; O'Bryan, Corliss A.; Ricke, Steven C.; Johnson, Michael G.; Crandall, Philip G.
- Source:
- Food control 2016 v.66 pp. 256-269
- ISSN:
- 0956-7135
- Subject:
- Listeria monocytogenes; carbon; culture media; environmental factors; food pathogens; mammals; nutrients; ready-to-eat foods; virulence
- Abstract:
- ... Listeria monocytogenes is known to be an important foodborne pathogen and is the causative agent of one of the deadliest foodborne illnesses. The organism has a wide range of environmental conditions under which it will survive and grow, and often contaminates processing plants and retail environments in which ready-to-eat foods are manufactured, prepared and served. Although L. monocytogenes is n ...
- DOI:
- 10.1016/j.foodcont.2016.02.020
- Chorus Open Access:
- 10.1016/j.foodcont.2016.02.020
-
https://dx.doi.org/10.1016/j.foodcont.2016.02.020
- Author:
- Lim, Winnie; Harrison, Mark A.
- Source:
- Food control 2016 v.66 pp. 166-173
- ISSN:
- 0956-7135
- Subject:
- Salmonella; cardboard; food contact surfaces; food contamination; polyethylene; stainless steel; tomatoes; ultraviolet radiation; wavelengths
- Abstract:
- ... The effectiveness of ultraviolet light at a wavelength of 254 nm to reduce Salmonella contamination on tomatoes and food contact surfaces was evaluated. Inoculated tomatoes were exposed to UV-C light at doses ranging from 0 to 223.1 mJ/cm2. All UV treatments significantly reduced Salmonella populations (p < 0.05). The effectiveness of UV-C light in reducing Salmonella contamination on different lo ...
- DOI:
- 10.1016/j.foodcont.2016.01.043
- Chorus Open Access:
- 10.1016/j.foodcont.2016.01.043
-
https://dx.doi.org/10.1016/j.foodcont.2016.01.043
- Author:
- Feng, Yaohua; Bruhn, Christine; Health Management and Education,
- Source:
- Food control 2016 v.66 pp. 107-115
- ISSN:
- 0956-7135
- Subject:
- cooking; cutting boards; diabetes; education programs; focus groups; food handling; food safety education; foodborne illness; peers; pregnant women; refrigerators; temperature; thermometers
- Abstract:
- ... Few education programs target audiences at high-risk for foodborne illness, especially people with diabetes and pregnant women. The objective of this study is to develop a food safety education program for each using a positive deviance approach. The positive deviance focus group is a novel educational intervention that allows participants to discuss their food handling behaviors and decide to try ...
- DOI:
- 10.1016/j.foodcont.2016.01.039
- Chorus Open Access:
- 10.1016/j.foodcont.2016.01.039
-
https://dx.doi.org/10.1016/j.foodcont.2016.01.039
- Author:
- Evans, Hillary; Chao, Morgan G.; Leone, Cortney M.; Finney, Michael; Fraser, Angela
- Source:
- Food control 2016 v.65 pp. 32-36
- ISSN:
- 0956-7135
- Subject:
- Internet; Norovirus; bleaching agents; computer software; drying; educational materials; guidelines; hand washing; humans; information sources; readability; ready-to-eat foods; sanitizers; sodium hypochlorite; world wide web; United States
- Abstract:
- ... Human noroviruses sicken 19–21 million people in the U.S. each year, suggesting the need for education. The World Wide Web is an accessible source of information about how to prevent a norovirus infection but the accuracy and readability of information targeting consumers is unknown. The aim of the study was to evaluate the alignment and readability of web-based norovirus education materials targe ...
- DOI:
- 10.1016/j.foodcont.2016.01.003
- Chorus Open Access:
- 10.1016/j.foodcont.2016.01.003
-
https://dx.doi.org/10.1016/j.foodcont.2016.01.003
- Author:
- Scollon, Andrew M.; Wang, Haiqiang; Ryser, Elliot T.
- Source:
- Food control 2016 v.65 pp. 160-167
- ISSN:
- 0956-7135
- Subject:
- Allium cepa; Listeria monocytogenes; agar; air drying; filtration; guidelines; industry; models; onions; product safety; public health; slicing
- Abstract:
- ... A series of recalls in 2012 involving diced yellow onions contaminated with Listeria monocytogenes from one manufacturer has heightened public health concerns surrounding the preparation, handling and use of raw onions. In response, this study aimed to quantify the extent of L. monocytogenes transfer during mechanical slicing of onions. Spanish yellow onions (Allium cepa) were dip-inoculated in a ...
- DOI:
- 10.1016/j.foodcont.2016.01.021
- Chorus Open Access:
- 10.1016/j.foodcont.2016.01.021
-
https://dx.doi.org/10.1016/j.foodcont.2016.01.021
- Author:
- Hariram, Upasana; Labbé, Ronald G.
- Source:
- Food control 2016 v.64 pp. 60-64
- ISSN:
- 0956-7135
- Subject:
- Bacillus cereus; competitive exclusion; diarrhea; etiological agents; foodborne illness; foods; heat tolerance; markets; pepper; rice; spore-forming bacteria; spores; surveys; temperature; thyme
- Abstract:
- ... Bacillus cereus is a pathogenic spore-forming bacterium implicated in cases of diarrheal and emetic type of foodborne illness. We previously found that enterotoxigenic B. cereus is widely present in retail spices. Here we analyzed the spore heat resistance of nine diarrheal strains isolated from spices. Seven had D95°C values ranging from 0.64 to 3.53 min while two emetic strains had D95°C values ...
- DOI:
- 10.1016/j.foodcont.2015.12.024
- Chorus Open Access:
- 10.1016/j.foodcont.2015.12.024
-
https://dx.doi.org/10.1016/j.foodcont.2015.12.024
- Author:
- Conover, Danielle M.; Gibson, Kristen E.
- Source:
- Food control 2016 v.63 pp. 53-64
- ISSN:
- 0956-7135
- Subject:
- disease prevention; guidelines; hand washing; hands; microorganisms; pathogens
- Abstract:
- ... Handwashing is relied upon in numerous fields as a primary means to prevent transmission of harmful pathogens. While handwashing is a key step in disease prevention, the factors controlling its effectiveness are not always well understood, and there are extensive variations in the methodology used to assess each of these factors. This review summarizes the various factors that can impact handwashi ...
- DOI:
- 10.1016/j.foodcont.2015.11.020
- Chorus Open Access:
- 10.1016/j.foodcont.2015.11.020
-
https://dx.doi.org/10.1016/j.foodcont.2015.11.020
- Author:
- Wang, Danhui; Wang, Ziyuan; Chen, Juhong; Kinchla, Amanda J.; Nugen, Sam R.
- Source:
- Food control 2016 v.62 pp. 81-88
- ISSN:
- 0956-7135
- Subject:
- Salmonella; alkaline phosphatase; antibodies; ascorbic acid; detection limit; electrochemistry; electrodes; equipment; fluorescence; gold; immunomagnetic separation; microbial detection; phosphates; phosphine; rapid methods
- Abstract:
- ... An electrochemical method based on redox cycling combined with immunomagnetic separation and pre-concentration was developed for rapid and sensitive detection of Salmonella. Electrochemical methods for the detection of bacteria offer the advantages of instant quantification with minimal equipment. Unfortunately, the limits of detection are often poor compare to other transduction methods such as f ...
- DOI:
- 10.1016/j.foodcont.2015.10.021
- Chorus Open Access:
- 10.1016/j.foodcont.2015.10.021
-
https://dx.doi.org/10.1016/j.foodcont.2015.10.021
- Author:
- Weng, ShihChi; Luo, Yaguang; Li, Jie; Zhou, Bin; Jacangelo, Joseph G.; Schwab, Kellogg J.
- Source:
- Food control 2016 v.60 pp. 543-551
- ISSN:
- 0956-7135
- Subject:
- Lactuca sativa var. capitata; carrots; chlorine; cross contamination; fresh-cut produce; industry; pathogens; physicochemical properties; romaine lettuce; soil; spinach; vegetable juices; washing; water analysis; water quality; water reuse; water treatment
- Abstract:
- ... For the fresh-cut produce industry, a critical area of concern is potential pathogen cross-contamination during wash operations when wash water is reused and re-circulated in wash systems continuously imputed with fresh-cut produce. However, little research has focused on the chemical properties of wash water. Organic input from residual soil and vegetable material deteriorates water quality and c ...
- DOI:
- 10.1016/j.foodcont.2015.08.031
- Chorus Open Access:
- 10.1016/j.foodcont.2015.08.031
-
https://dx.doi.org/10.1016/j.foodcont.2015.08.031
- Author:
- Rao, Qinchun; Kamdar, Andre Klaassen; Guo, Mufan; Labuza, Theodore P.
- Source:
- Food control 2016 v.60 pp. 621-628
- ISSN:
- 0956-7135
- Subject:
- casein; casein hydrolysates; cattle; dough; glass transition; high protein foods; hydrolysis; markets; physicochemical properties; powders; sorption; spray drying; whey protein isolate
- Abstract:
- ... In recent years, high protein food bars (HPFB) are a rapidly growing market. One major problem for commercial HPFB is that they become harder over time without moisture loss, making the product unacceptable to consumers. In this study, the effect of bovine casein and its hydrolysates on bar hardening during storage was studied. Five formulations of protein dough model systems were prepared from fi ...
- DOI:
- 10.1016/j.foodcont.2015.09.007
- Chorus Open Access:
- 10.1016/j.foodcont.2015.09.007
-
https://dx.doi.org/10.1016/j.foodcont.2015.09.007
- Author:
- Zhang, Chunling; Li, Baoming; Jadeja, Ravirajsinh; Fang, Jianlong; Hung, Yen-Con
- Source:
- Food control 2016 v.60 pp. 440-446
- ISSN:
- 0956-7135
- Subject:
- Bacillus subtilis; DNA; Escherichia coli O157; anti-infective properties; bacteria; centrifugation; chlorine; pH; pathogens; vegetative cells
- Abstract:
- ... This study discussed the effects of different bacterial concentrations and centrifugations on the antimicrobial efficacy of electrolyzed oxidizing (EO) water on Bacillus subtilis and Escherichia coli O157:H7. Overnight grown bacterial cultures were centrifuged 1 to 3 times and bacterial concentrations were adjusted to approximately 9 (high), 7 (medium), or 5 (low) log10 CFU/mL. Antimicrobial effic ...
- DOI:
- 10.1016/j.foodcont.2015.08.018
- Chorus Open Access:
- 10.1016/j.foodcont.2015.08.018
-
https://dx.doi.org/10.1016/j.foodcont.2015.08.018
- Author:
- Dev Kumar, Govindaraj; Williams, Robert C.; Sumner, Susan S.; Eifert, Joseph D.
- Source:
- Food control 2016 v.59 pp. 172-177
- ISSN:
- 0956-7135
- Subject:
- Listeria monocytogenes; agar; color; ozonation; ozone; quartz; sodium chloride; transmittance; ultraviolet radiation; yeast extract
- Abstract:
- ... The efficacy of ozone and ultraviolet light (UV) treatment as hurdles against Listeria monocytogenes suspended in fresh (9% NaCl, 91.86% transmittance) and spent brines (20.5% NaCl, 0.01% transmittance) was evaluated. Brines were inoculated with a cocktail of L. monocytogenes-strains N1-227, N3-031, and R2-499. Ozonation was performed by sparging gaseous ozone into brine. This was followed by UV i ...
- DOI:
- 10.1016/j.foodcont.2015.04.037
- Chorus Open Access:
- 10.1016/j.foodcont.2015.04.037
-
https://dx.doi.org/10.1016/j.foodcont.2015.04.037
- Author:
- Wu, Jian; Jahncke, Michael L.; Eifert, Joseph D.; O'Keefe, Sean F.; Welbaum, Gregory E.
- Source:
- Food control 2016 v.59 pp. 695-699
- ISSN:
- 0956-7135
- Subject:
- Listeria monocytogenes; Punica granatum; Vibrio parahaemolyticus; anti-infective properties; methanol; pathogens; plant extracts; pomegranates; ready-to-eat foods; seafoods; shrimp; soaking; tuna
- Abstract:
- ... Vibrio parahaemolyticus and Listeria monocytogenes are bacterial pathogens associated with raw or ready-to-eat seafood products. Many compounds extracted from plant material have shown promise for inhibiting bacterial pathogens when applied to some foods. In this study, aqueous methanol extracts from pomegranate peel (Punica granatum L.) and Chinese gallnut (Galla chinensis) were tested against V. ...
- DOI:
- 10.1016/j.foodcont.2015.06.050
- Chorus Open Access:
- 10.1016/j.foodcont.2015.06.050
-
https://dx.doi.org/10.1016/j.foodcont.2015.06.050