Full Text Journal Articles by
Author Hyun Gyun Yuk

Advertisement

Find full text journal articles






Development of an Effective Two-Step Enrichment Process to Enhance Bax System Detection of Healthy and Injured Salmonella Enteritidis in Liquid Whole Egg and Egg Yolk.

Shishi Huang, Tay Boon Hui, Hyun-Gyun Yuk, Qianwang Zheng,

ABSTRACT:The BAX system for pathogen detection has been highly accurate in a variety of food products. However, false-negative results have been reported for the detection of pathogens in liquid egg products because of failed pathogen resuscitation and the existence of inhibitory components. In this study, a short-time enrichment step was ... Read more >>

J. Food Prot. (Journal of food protection)
[2020, 83(3):397-404]

Cited: 0 times

View full text PDF listing >>



Effects of the colonization sequence of Listeria monocytogenes and Pseudomonas fluorescens on survival of biofilm cells under food-related stresses and transfer to salmon

Xinyi Pang, Hyun-Gyun Yuk,

This study evaluated how the colonization sequence of Listeria monocytogenes and Pseudomonas fluorescens affects biofilm formation and biofilm cell response to food-related stress (desiccation or disinfection) as well as the transferability of L. monocytogenes to salmon products. The results showed that the colonization sequence did not affect the population of ... Read more >>

Food Microbiol. (Food microbiology)
[2019, 82:142-150]

Cited: 0 times

View full text PDF listing >>



Advertisement

Effects of Sublethal Thymol, Carvacrol, and trans-Cinnamaldehyde Adaptation on Virulence Properties of Escherichia coli O157:H7.

Wenqian Yuan, Hyun-Gyun Yuk,

Essential oils (EOs) have demonstrated wide-spectrum antimicrobial activities and have been actively studied for their application in foods as alternative natural preservatives. However, information regarding microbial adaptive responses and changes in virulence properties following sublethal EO exposure is still scarce. The present study investigated the effect of sublethal thymol (Thy), ... Read more >>

Appl. Environ. Microbiol. (Applied and environmental microbiology)
[2019, 85(14):]

Cited: 0 times

View full text PDF listing >>



Effects of the colonization sequence of Listeria monocytogenes and Pseudomonas fluorescens on survival of biofilm cells under food-related stresses and transfer to salmon.

Xinyi Pang, Hyun-Gyun Yuk,

This study evaluated how the colonization sequence of Listeria monocytogenes and Pseudomonas fluorescens affects biofilm formation and biofilm cell response to food-related stress (desiccation or disinfection) as well as the transferability of L. monocytogenes to salmon products. The results showed that the colonization sequence did not affect the population of ... Read more >>

Food Microbiol. (Food microbiology)
[2019, 82:142-150]

Cited: 0 times

View full text PDF listing >>



Inactivation of Listeria monocytogenes and Salmonella spp. on cantaloupe rinds by blue light emitting diodes (LEDs)

Sherrill Wesley Josewin, Min-Jeong Kim, Hyun-Gyun Yuk,

This study evaluated the potential of blue light-emitting diodes (LED) of wavelength 405 and 460 nm in combination with sodium chlorophyllin to inactivate Listeria monocytogenes and Salmonella spp. on cantaloupe rind. A cocktail culture of L. monocytogenes or Salmonella spp. strains was surface inoculated onto cantaloupe rinds to reach a ... Read more >>

Food Microbiol. (Food microbiology)
[2018, 76:219-225]

Cited: 0 times

View full text PDF listing >>



Stress Resistance Development and Genome-Wide Transcriptional Response of Escherichia coli O157:H7 Adapted to Sublethal Thymol, Carvacrol, and trans-Cinnamaldehyde.

Wenqian Yuan, Zi Jing Seng, Gurjeet Singh Kohli, Liang Yang, Hyun-Gyun Yuk,

Thymol, carvacrol, and trans-cinnamaldehyde are essential oil (EO) compounds with broad-spectrum antimicrobial activities against foodborne pathogens, including Escherichia coli O157:H7. However, little is known regarding direct resistance and cross-resistance development in E. coli O157:H7 after adaptation to sublethal levels of these compounds, and information is scarce on microbial adaptive responses ... Read more >>

Appl. Environ. Microbiol. (Applied and environmental microbiology)
[2018, 84(22):]

Cited: 2 times

View full text PDF listing >>



Survival of an emerging foodborne pathogen: Group B Streptococcus (GBS) serotype III sequence type (ST) 283-under simulated partial cooking and gastric fluid conditions.

Ye Htut Zwe, Zhu Hui Esther Goh, Man Ling Chau, Kyaw Thu Aung, Hyun-Gyun Yuk,

Group B Streptococcus (GBS) was previously not known to be transmitted through food, but an outbreak investigation in Singapore in 2015 documented for the first time an association between GBS Type III Sequence Type 283 infection and consumption of raw fish dishes. As very little is known about the survival ... Read more >>

Food Sci. Biotechnol. (Food science and biotechnology)
[2019, 28(3):939-944]

Cited: 0 times

View full text PDF listing >>



Characterization of a novel multidrug resistance plasmid pSGB23 isolated from Salmonella enterica subspecies enterica serovar Saintpaul.

Yichen Ding, Ye Htut Zwe, Seow Fong Chin, Gurjeet S Kohli, Daniela I Drautz-Moses, Michael Givskov, Jorgen Schlundt, Stephan C Schuster, Hyun-Gyun Yuk, Liang Yang,

Background:Salmonella enterica subspecies enterica serovar Saintpaul (S. Saintpaul) is an important gut pathogen which causes salmonellosis worldwide. Although intestinal salmonellosis is usually self-limiting, it can be life-threatening in children, the elderlies and immunocompromised patients. Appropriate antibiotic treatment is therefore required for these patients. However, the efficacy of many antibiotics on S. ... Read more >>

Gut Pathog (Gut pathogens)
[2018, 10:20]

Cited: 1 time

View full text PDF listing >>



Antimicrobial efficacy of Syzygium antisepticum plant extract against Staphylococcus aureus and methicillin-resistant S. aureus and its application potential with cooked chicken

Wenqian Yuan, Hyun-Gyun Yuk,

For the past decades, there has been a growing demand for natural antimicrobials in the food industry. Plant extracts have attracted strong research interests due to their wide-spectrum antimicrobial activities, but only a limited number have been investigated thoroughly. The present study aimed at identifying a novel anti-staphylococcal plant extract, ... Read more >>

Food Microbiol. (Food microbiology)
[2018, 72:176-184]

Cited: 0 times

View full text PDF listing >>



Inactivation of Listeria monocytogenes and Salmonella spp. on cantaloupe rinds by blue light emitting diodes (LEDs).

Sherrill Wesley Josewin, Min-Jeong Kim, Hyun-Gyun Yuk,

This study evaluated the potential of blue light-emitting diodes (LED) of wavelength 405 and 460 nm in combination with sodium chlorophyllin to inactivate Listeria monocytogenes and Salmonella spp. on cantaloupe rind. A cocktail culture of L. monocytogenes or Salmonella spp. strains was surface inoculated onto cantaloupe rinds to reach a final ... Read more >>

Food Microbiol. (Food microbiology)
[2018, 76:219-225]

Cited: 0 times

View full text PDF listing >>



Characterization of Lactobacillus plantarum strains isolated from black raspberry and their effect on BALB/c mice gut microbiota.

Hye Ran Choi, Yi Hyung Chung, Hyun-Gyun Yuk, Hyunki Lee, Han Su Jang, Yosum Kim, Daekeun Shin,

The objective of this study was to evaluate probiotic effects of two Lactobacillus plantarum strains (GBL16 and 17) isolated from black raspberry. Results revealed that the number of GBL16 was gradually decreased as bile salt concentration was increased from 0.3 to 1%. However, GBL17 did not show any difference when ... Read more >>

Food Sci. Biotechnol. (Food science and biotechnology)
[2018, 27(6):1747-1754]

Cited: 0 times

View full text PDF listing >>



Antimicrobial efficacy of Syzygium antisepticum plant extract against Staphylococcus aureus and methicillin-resistant S. aureus and its application potential with cooked chicken.

Wenqian Yuan, Hyun-Gyun Yuk,

For the past decades, there has been a growing demand for natural antimicrobials in the food industry. Plant extracts have attracted strong research interests due to their wide-spectrum antimicrobial activities, but only a limited number have been investigated thoroughly. The present study aimed at identifying a novel anti-staphylococcal plant extract, ... Read more >>

Food Microbiol. (Food microbiology)
[2018, 72:176-184]

Cited: 4 times

View full text PDF listing >>



Antimicrobial efficacy of Cinnamomum javanicum plant extract against Listeria monocytogenes and its application potential with smoked salmon.

Wenqian Yuan, Hui Wen Lee, Hyun-Gyun Yuk,

Extracts from medicinal plants have been reported to possess good antimicrobial properties, but a majority of them remain unexplored. This study aimed at identifying a novel plant extract with antimicrobial activity, to validate its efficacy in food model, and to elucidate its composition and antimicrobial mechanism. A total of 125 ... Read more >>

Int. J. Food Microbiol. (International journal of food microbiology)
[2017, 260:42-50]

Cited: 1 time

View full text PDF listing >>



Inactivation and changes in metabolic profile of selected foodborne bacteria by 460 nm LED illumination

Amit Kumar, Gek Hoon Khoo, Hyun-Gyun Yuk, Min-Jeong Kim, Vinayak Ghate, Weibiao Zhou,

The objective of this study was to investigate the effect of 460 nm light-emitting diode (LED) on the inactivation of foodborne bacteria. Additionally, the change in the endogenous metabolic profile of LED illuminated cells was analyzed to understand the bacterial response to the LED illumination. Six different species of bacteria ... Read more >>

Food Microbiol. (Food microbiology)
[2017, 63:12-21]

Cited: 0 times

View full text PDF listing >>



Antibacterial Mechanism of 405-Nanometer Light-Emitting Diode against Salmonella at Refrigeration Temperature.

Min-Jeong Kim, Hyun-Gyun Yuk,

The aim of this study was to elucidate the antibacterial mechanism of 405 ± 5-nm light-emitting diode (LED) illumination against Salmonella at 4°C in phosphate-buffered saline (PBS) by determining endogenous coproporphyrin content, DNA oxidation, damage to membrane function, and morphological change. Gene expression levels, including of oxyR, recA, rpoS, sodA, ... Read more >>

Appl. Environ. Microbiol. (Applied and environmental microbiology)
[2017, 83(5):]

Cited: 6 times

View full text PDF listing >>



Microbial survey of ready-to-eat salad ingredients sold at retail reveals the occurrence and the persistence of Listeria monocytogenes Sequence Types 2 and 87 in pre-packed smoked salmon.

Man Ling Chau, Kyaw Thu Aung, Hapuarachchige Chanditha Hapuarachchi, Pei Sze Valarie Lee, Pei Ying Lim, Joanne Su Lin Kang, Youming Ng, Hooi Ming Yap, Hyun-Gyun Yuk, Ramona Alikiiteaga Gutiérrez, Lee Ching Ng,

BACKGROUND:As the preparation of salads involves extensive handling and the use of uncooked ingredients, they are particularly vulnerable to microbial contamination. This study aimed to determine the microbial safety and quality of pre-packed salads and salad bar ingredients sold in Singapore, so as to identify public health risks that could ... Read more >>

BMC Microbiol. (BMC microbiology)
[2017, 17(1):46]

Cited: 6 times

View full text PDF listing >>



Effect of 460 nm light emitting diode illumination on survival of Salmonella spp. on fresh-cut pineapples at different irradiances and temperatures

Vinayak Ghate, Amit Kumar, Hyun-Gyun Yuk, Min-Jeong Kim, Weibiao Zhou, Woo-Suk Bang,

Blue light emitting diodes (LEDs) have emerged as an intervention against Salmonella, which colonizes and grows on fresh-cut fruits. This study evaluated their efficacy on fresh-cut pineapples. Pineapple slices were surface-inoculated with a Salmonella cocktail and illuminated with 460 nm LEDs at different irradiances (92, 147.7 and 254.7 mW/cm2) and ... Read more >>

(Journal of food engineering.)
[2017, 196:130-138]

Cited: 0 times

View full text PDF listing >>



405 ± 5 nm light emitting diode illumination causes photodynamic inactivation of Salmonella spp. on fresh-cut papaya without deterioration

Min-Jeong Kim, Hyun-Gyun Yuk, Woo Suk Bang,

This study evaluated the antibacterial effect of 405 ± 5 nm light emitting diode (LED) illumination against four Salmonella serovars on fresh-cut papaya and on fruit quality at various storage temperatures. To determine the antibacterial mechanism of LED illumination at 0.9 kJ/cm2, oxidative damage to DNA and membrane lipids of ... Read more >>

Food Microbiol. (Food microbiology)
[2017, 62:124-132]

Cited: 5 times

View full text PDF listing >>



MICROBIOLOGICAL SAFETY ASSESSMENT AND RISK MITIGATION OF INDIAN ROJAK (DEEP FRIED READYTO-EAT FOOD) IN SINGAPORE.

Kyaw Thu Aung, Jerilyn Ann Chen Ying Lo, Man Ling Chau, Joanne Su Lin Kang, Hooi Ming Yap, Ramona Alikiiteaga Gutiérrez, Hyun-Gyun Yuk, Lee Ching Ng,

We conducted a microbiological assessment of Indian Rojak, a popular deep fried food in Singapore to evaluate its overall microbial quality, assess the effectiveness of reheating and identify key food items that could contribute to the microbial load of the dish. In 2009, an outbreak of foodborne illness associated with this food led to ... Read more >>

Southeast Asian J. Trop. Med. Public Health (The Southeast Asian journal of tropical medicine and public health)
[2016, 47(6):1231-1245]

Cited: 0 times

View full text PDF listing >>



Antibacterial effect of 405±5nm light emitting diode illumination against Escherichia coli O157:H7, Listeria monocytogenes, and Salmonella on the surface of fresh-cut mango and its influence on fruit quality.

Min-Jeong Kim, Chee Hwa Tang, Woo Suk Bang, Hyun-Gyun Yuk,

To investigate a potential of 405±5nm light emitting diode (LED) as a novel technology for food preservation, the antibacterial effect of 405±5nm LED on Escherichia coli O157:H7, Listeria monocytogenes, and Salmonella spp. on the surface of fresh-cut mango and its influence on fruit quality were evaluated at different storage temperatures. ... Read more >>

Int. J. Food Microbiol. (International journal of food microbiology)
[2017, 244:82-89]

Cited: 4 times

View full text PDF listing >>



405 ± 5 nm light emitting diode illumination causes photodynamic inactivation of Salmonella spp. on fresh-cut papaya without deterioration.

Min-Jeong Kim, Woo Suk Bang, Hyun-Gyun Yuk,

This study evaluated the antibacterial effect of 405 ± 5 nm light emitting diode (LED) illumination against four Salmonella serovars on fresh-cut papaya and on fruit quality at various storage temperatures. To determine the antibacterial mechanism of LED illumination at 0.9 kJ/cm2, oxidative damage to DNA and membrane lipids of Salmonella in phosphate-buffered saline ... Read more >>

Food Microbiol. (Food microbiology)
[2017, 62:124-132]

Cited: 2 times

View full text PDF listing >>



Inactivation and changes in metabolic profile of selected foodborne bacteria by 460 nm LED illumination.

Amit Kumar, Vinayak Ghate, Min-Jeong Kim, Weibiao Zhou, Gek Hoon Khoo, Hyun-Gyun Yuk,

The objective of this study was to investigate the effect of 460 nm light-emitting diode (LED) on the inactivation of foodborne bacteria. Additionally, the change in the endogenous metabolic profile of LED illuminated cells was analyzed to understand the bacterial response to the LED illumination. Six different species of bacteria (Bacillus ... Read more >>

Food Microbiol. (Food microbiology)
[2017, 63:12-21]

Cited: 0 times

View full text PDF listing >>



Identification and Quantification of Volatile Chemical Spoilage Indexes Associated with Bacterial Growth Dynamics in Aerobically Stored Chicken.

Marta Mikš-Krajnik, Yong-Jin Yoon, Dike O Ukuku, Hyun-Gyun Yuk,

Volatile organic compounds (VOCs) as chemical spoilage indexes (CSIs) of raw chicken breast stored aerobically at 4, 10, and 21 °C were identified and quantified using solid phase microextraction (SPME) combined with gas chromatography-mass spectrometry (GC-MS). The growth dynamics of total viable count (TVC), psychrotrophs, Pseudomonas spp., lactic acid bacteria (LAB), ... Read more >>

J. Food Sci. (Journal of food science)
[2016, 81(8):M2006-14]

Cited: 0 times

View full text PDF listing >>



Irradiance and Temperature Influence the Bactericidal Effect of 460-Nanometer Light-Emitting Diodes on Salmonella in Orange Juice.

Vinayak Ghate, Amit Kumar, Weibiao Zhou, Hyun-Gyun Yuk,

Blue light-emitting diodes (LEDs) have been known to produce an antibacterial effect on various pathogenic bacteria. To extend this application to foods, blue 460-nm LEDs were evaluated for their antibacterial effect on Salmonella in orange juice. A cocktail of Salmonella enterica serovars Gaminara, Montevideo, Newport, Typhimurium, and Saintpaul was inoculated ... Read more >>

J. Food Prot. (Journal of food protection)
[2016, 79(4):553-560]

Cited: 4 times

View full text PDF listing >>



Volatile chemical spoilage indexes of raw Atlantic salmon (Salmo salar) stored under aerobic condition in relation to microbiological and sensory shelf lives

Marta Mikš-Krajnik, Dike O. Ukuku, Hyun-Gyun Yuk, Yong-Jin Yoon,

The purpose of this investigation was to identify and quantify the volatile chemical spoilage indexes (CSIs) for raw Atlantic salmon (Salmo salar) fillets stored under aerobic storage conditions at 4, 10 and 21 °C in relation to microbial and sensory shelf lives. The volatile organic compounds (VOCs) were analyzed with ... Read more >>

Food Microbiol. (Food microbiology)
[2016, 53:182-191]

Cited: 1 time

View full text PDF listing >>



Advertisement

Disclaimer
1.8022 s