• Title/Summary/Keyword: chicken products

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Chemical and Functional Characteristics of Mechanically Deboned Chicken Meat and its Utilization in Processed Meat -II. Utilization of Mechanically Deboned Chicken Meat- (기계발골가금육(機械拔骨家禁肉)의 특성(特性) 및 이용(利用)에 관(關)한 연구(硏究) -제(第) 2 보(報) : 기계발골가금육(機械拔骨家禁肉)의 이용(利用)-)

  • Kim, Jong-Won;Ahn, Byung-Yoon;Lee, Yu-Bang
    • Korean Journal of Food Science and Technology
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    • v.13 no.3
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    • pp.176-180
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    • 1981
  • Chicken patties and frankfurters were manufactured by varying the relative proportion of MDM to HDM as raw materials, and their palatability, shelf-life and textural properties were evaluated. The obtained results were as follows: 1. Chicken patty containing MDM slowed gradual increase in TBA value during frozen storage, but its storage up to g weeks presented no problems in flavor stability. 2. Color score and total palatability of chicken patty were best for the product containing 30% MDM. It was also concluded that MDM can be included in the patties up to 50% of total meat with good results, but more than 70% was not recommended. 3. The formulation of MDM up to 50% in frankfurter gave a quite satisfactory acceptability and textural properties compararable to frankfurter made of 100% HDM, but the inclusion of more than 70% MDM was not recommended. 4. The TBA value of frankfurter containg MDM did not increase to any great extent until 4 weeks of storage at $4^{\circ}C$, indicating no unique problems in flavor instability compared to regular frankfurter. 5. It was concluded that processed meat products such as patties and frankfurters containing MDM up to $30{\sim}35%$ of total meat ingredients gave satisfactory results in color, texture and palatability, comparable to regular products.

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Evaluation of the $HApS^{TM}$ Method for the Enumeration of Aerobic Microorganisms and Coliforms in Retailed Meat Samples in Korea

  • Keun-Seok Seo;Wonki Bae;So-Hyun Kim;Nam-Hoon Kwon;Ji-Yeun Kim
    • Journal of Food Hygiene and Safety
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    • v.16 no.3
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    • pp.194-199
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    • 2001
  • This study was designed to compare the effectiveness and applicability of the HApS$^{TM}$ (Hazard Analysis process System; HUKO, Seoul, Korea) based on Petrifilm$^{TM}$ (3M, St. Paul, MN, USA) with the AOAC (the Association of Official Analytical Chemists) standard total aerobic count (TAC) method and coliform count (CC) method for meat products. The comparisons were carried out using 230 meat samples collected from various retailers: 80 pork samples, 80 chicken samples, and 70 beef samples. In the comparison of the correlation coefficient (r) between conventional method and HApS$^{TM}$ method by a linear regression analysis, the correlation coefficients in total microorganism were 0.97767, 0.90712, and 0.95594 in pork, beef, and chicken samples, respectively. The correlation coefficients in coliform count were 0.82062, 0.94833, and 0.96839 in pork, beef and chicken samples, respectively. All the independent t-test on measurement values between conventional method and HApS$^{TM}$ method represented no significant differences in the means between two methods at the 0.05 of significance level($\alpha$=0.05). Based on the high correlation between HApS$^{TM}$ and the AOAC standard methods in the TAC and CC, it might be compatible to employ the HApS$^{TM}$ method to measure the microbial contamination in livestock products. HApS$^{TM}$ method was simpler and less time-consuming in sample preparation and procedures faster than the conventional method. These results suggested that the HApS$^{TM}$ method could be substitute for the conventional methods in the analysis of microbial contamination measurement in meat products.n meat products.

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Monitoring Heavy Metals in Meat and Meat Products (식육 및 그 가공품의 중금속 모니터링)

  • Hwang, Tae-Ik;Ahn, Tae-Hyun;Kim, Eun-Jung;Lee, Jung-Ah;Kang, Myoung-Hee;Jang, Young-Mi;Kim, Mee-Hye
    • Korean Journal of Food Science and Technology
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    • v.43 no.5
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    • pp.525-531
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    • 2011
  • This study was conducted to examine the contents of lead (Pb), cadmium (Cd), arsenic (As), and mercury (Hg) in meat and meat products in Korea. The contents of Pb, Cd, As, and Hg in 466 samples of beef, pork, chicken, duck, ham, and sausage were measured using inductively coupled plasma mass spectrometry or a mercury analyzer. Wet ashing and microwave method were compared, and the recovery and reproducibility of the microwave method were better than those of wet ashing for meat and meat products. The recovery of the microwave method was 98.1% for Pb, 104.6% for Cd, and 103.4% for As, respectively. The best result was obtained through digestion using an acid mixture ($HNO_3$/$H_2O_2$, 6:2). Hg content was measured using a mercury analyzer. As a result, the contents of Hg and Cd in samples were lower than those of Pb and As. The average contents of Pb were 0.009 mg/kg in beef, 0.010 mg/kg in pork, 0.006 mg/kg in chicken, 0.007 mg/kg in duck, 0.005 mg/kg in ham, and 0.009 mg/kg in sausage. The average Cd contents were 0.0004 mg/kg in beef, 0.0004 mg/kg in pork, 0.0005 mg/kg in chicken, 0.0012 mg/kg in duck, 0.0015 mg/kg in ham, and 0.0019 mg/kg in sausage. The average As contents were 0.016 mg/kg in beef, 0.004 mg/kg in pork, 0.021 mg/kg in chicken, 0.010 mg/kg in duck, 0.014 mg/kg in ham, and 0.018 mg/kg in sausage. The average Hg contents were 0.713 ${\mu}g/kg$ in beef, 0.902 ${\mu}g/kg$ in pork, 0.710 ${\mu}g/kg$ in chicken, 0.796 ${\mu}g/kg$ in duck, 1.141 ${\mu}g/kg$ in ham, and 1.052 ${\mu}g/kg$ in sausage. Based on the results of the National Health and Nutrition Survey 2005, the levels of dietary exposure to heavy metal contaminants in meat and meat products were compared with the provisional tolerable weekly intake(PTWI) established by the Joint FAO/WHO Expert Committee on Food Additives. The average dietary exposure of the general population from meat and meat products was 0.03-0.2% of PTWI for Pb, Cd, As, and Hg, which indicates a safe level for public health at present.

Effects of Jerusalem Artichoke Powder and Sodium Carbonate as Phosphate Replacers on the Quality Characteristics of Emulsified Chicken Meatballs

  • Ozturk, Burcu;Serdaroglu, Meltem
    • Food Science of Animal Resources
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    • v.38 no.1
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    • pp.26-42
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    • 2018
  • Today incorporation of natural ingredients as inorganic phosphate replacers has come into prominence as a novel research topic due to health concerns about phosphates. In this study, we aimed to investigate the quality of emulsified chicken meatballs produced with Jerusalem artichoke powder (JAP), either alone or in combination with sodium carbonate (SC) as sodium tripolyphosphate (STPP) replacers. The results showed that naturally dried JAP showed favorable technological properties in terms of water-oil binding and gelling. Emulsion batters formulated with JAP-SC mixture showed lower jelly and fat separation, higher water-holding capacity and higher emulsion stability than control samples with STPP. In final product, incorporation of JAP-SC mixture increased moisture and reduced lipid and energy values, and kept the pH value similar to control. Added JAP lead to increments in $b^*$ values whereas decreases $L^*$ values. Cook yield was similar to control in phosphate-free samples formulated with JAP-SC mix. Either low or medium ratios of JAP in combination with SC managed to protect most of the sensory parameters, while sensory scores tend to decrease in samples containing high levels of JAP. Addition of JAP to formulations presented samples that have equivalent behavior to phosphates in terms of lipid oxidation. In conclusion, our study confirms that utilization of JAP in combination with SC had promising effects as phosphate replacers by presenting natural solutions and providing equivalent quality to standard phosphate containing products.

Phage typing of Staphylococcus aureus Isolates from Poultry Meat in Spain

  • Rosa Capita;Astorga, Maite-Alvarez;Calleja, Carlos-Alonso;Benito Moreno
    • Journal of Microbiology
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    • v.39 no.3
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    • pp.219-225
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    • 2001
  • Phage typing is currently used for typing of Staphylococcus aureus strains beyond the species level in epidemiological studies. A total of 168 Staphylococcus aureus isolates from chicken meat and chicken by-products were phage-typed using the international bacteriophage set for typing Staphylococcus aureus of human origin. One hundred and forty-eight (88.79%) strains were phage-typeable (at least one phage produced 20 or more plaques of lysis). Lysis by phages of group Ⅲ was the mast frequent with 99 (58.93%) sensitive strains. This fact coincides with results of other authors. Twenty-nine different phage patterns were observed and three (95, 75/84 and 6/1030/W57) were most common. One hundred and thirty-two (89.19% of typeable strains) skewed these or indistinguishable (only one phage reaction difference) patterns. Twenty-six out of seventy chicken samples (37.14%) harboured more than one phage type of Staphylococcus aureus. This fact emphasizes the convenience of subtyping several Staphylococcus aureus isolates from the same sample in epidemiological studies. 80% of sausages and hamburgers contained the same Staphylococcus aureus phage types, which wore not found in any of the other food types. This fact suggests a cross contamination during the processing of these foods. Phages 6, 75, 84, 1030 and W57 skewed the greatest activity. None of the Staphylococcus aureus strains were sensitive to phages 47, 81 and 94.

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Consumer Awareness and Demand for Country-of-Origin Labeling at Restaurants - For Adults Who Live in Seoul - (음식점 원산지 표시제 시행에 따른 소비자의 인식 및 요구도 조사 - 서울시 거주하는 성인 대상 -)

  • Ahn, Hee-Jin;Park, Sang-Hyun;Joo, Na-Mi
    • Journal of the Korean Dietetic Association
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    • v.16 no.3
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    • pp.255-269
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    • 2010
  • The purpose of this study was to investigate consumer awareness and demand related to country-of-origin labeling at restaurants, and to provide basic data to reexamine the need for current policies and to determine problems. The study found that 70% of the respondents thought that the implemented representation policy had improved food quality, and 81.3% of the respondents checked country-of-origin labeling at restaurants. In addition, 74.7% of the respondents answered that "reward for accusation" was appropriate policy. Regarding the degree of recognition of the meat importers, the respondents were well aware of the importing countries, but did not recognize the importing country of chicken. In terms of preference for meat importers, Australian beef was rated highest, but beef from the U.S. was ranked seventh. However, in preferences for pork and chicken, U.S. products were rated highest. According to the survey, in a question regarding the perception toward country-of-origin labeling, the respondents recognized that rice, beef, pork, and chicken were the targeted items. In addition, the respondents suggested that other food ingredients at restaurants should be designated as target items for country-of-origin labeling.

Plasma Phospholipids, including Plasmalogens, after Consumption of Diets Enriched in Long-chain n-3 Fatty Acids

  • Yeo, Young-K.;Kim, Jong-S.;Lee, Jong-R.;Lee, Ji-Y.;Chung, Sang-W.;Kim, Hyo-J.;Horrocks, Lloyd A.;Park, Young-S.
    • BMB Reports
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    • v.33 no.6
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    • pp.499-505
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    • 2000
  • The level of long-chain n-3 fatty acids in chicken and pork can be increased by changing the diet of the animals. Increased levels of these essential fatty acids improve cardiovascular health in humans. The purpose of this study was to study the effects of the consumption of pork and chicken enriched in docosahexaenoic acid (DHA) on plasma lipids. The consumption of these products decreased the levels of two cardiovascular risk factors, LDL-cholesterol and triacylglycerols, in the plasma of female college students. The effect on LDL-cholesterol differed from that of fish oil, which does not affect the level of LDL-cholesterol. The proportions of DHA in the triacylglycerols and the glycerophospholipids were increased markedly. The greatest changes in the glycerophospholipids were in the ether types of the ethanolamine glycerophospholipids. Dietary DHA appears to be incorporated preferentially into the plasma ethanolamine plasmalogens, which can act as antioxidants. This agrees with our hypothesis that DHA stimulated the transcription of the genes for peroxisomal enzymes that are required for plasmalogen synthesis.

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A Review of Welfare Chicken Farming System (복지형 양계시스템에 관한 연구동향)

  • Ha, J.J.;Rhee, Y.J.;Kim, B.C.;Ohh, S.J.;Song, Y.H.
    • Journal of Animal Environmental Science
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    • v.16 no.3
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    • pp.181-192
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    • 2010
  • This review was performed to investigate the current researches on the welfare of rearing environments system in farming chicken, including stocking density, perch, housing system and research trend. The investigation indicated that most of the developed countries took much efforts into making appropriate regulations to improve the welfare of rearing environment about broilers and laying hens, particularly more parts in laying hens. Recently the regulations have varied a lot, to be more detailed than before. Moreover, some regulations give valuable suggestions to improve well-being of poultry industry such as additional facilities. Until now it has been known, the quality of the products will improve and the income of producers will increase along with the improvement of welfare. Therefore the relevant agencies and organizations can strengthen the belief of consumers especially the competition is so fierce today. In conclusion, improvement of poultry welfare should be carried out in the real situation and international trends to create the appropriate rules such as professional consulting and training.

Evaluating Choice Attributes of Korean Ginseng Chicken Soup as a Home Meal Replacement (HMR) Product Using Conjoint Analysis: A Case Study of Singapore Market (컨조인트 분석을 이용한 삼계탕 간편가정식의 선택속성 분석: 싱가포르 시장을 중심으로)

  • Kim, Eun-Mi;Ahn, Jee-Ahe;Lee, Ho-Jin;Lee, Min-A
    • Korean journal of food and cookery science
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    • v.32 no.5
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    • pp.609-618
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    • 2016
  • Purpose: The purpose of this study was to analyze the attributes considered important by Singaporeans in the selection of Korean ginseng chicken soup as an HMR product using conjoint analysis techniques. Methods: A total of 400 questionnaires were distributed to local consumers in April 2012, of which 324 were completed (81.0%). Statistical analyses of data were performed using SPSS/Windows 18.0 for descriptive statistics and conjoint analysis. Results: Analysis of the attributes and levels of Korean ginseng chicken soup as an HMR product for people who lived in Singapore showed the relative importance of each attribute as follows: packing (32.4%), chicken (32.1%), glutinous rice (13.8%), soup (11.6%), and ginseng (10.0%). Results showed that Singaporean consumers preferred code J's Korean ginseng chicken soups as an HMR product, which consisted of half a chicken, glutinous rice, a whole ginseng root in a soy sauce-based soup, and a partially transparent package. The most preferred Korean ginseng chicken soup gained 50.4% potential market share from choice simulation when compared with the second preferred one. Conclusion: This study has significance in that such a practical research contributes to product development of a specific Korean dish for foreign consumers. In addition, the results of this study provide useful information for the food industry for global expansion and commercialization of Korean food, thereby providing an important foundation for future development of various Korean foods as HMR products.

Comparison of Growth Performance, Carcass Characteristics and Meat Quality of Korean Local Chickens and Silky Fowl

  • Choo, Y.K.;Kwon, H.J.;Oh, S.T.;Um, J.S.;Kim, B.G.;Kang, C.W.;Lee, S.K.;An, B.K.
    • Asian-Australasian Journal of Animal Sciences
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    • v.27 no.3
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    • pp.398-405
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    • 2014
  • This study was conducted to compare growth performance, carcass characteristics and meat quality of 4 breeds of local chicken. A total of 480 1-d-old chicks were distributed to 16 pens, with 4 treatments of breed, 4 replicates and 30 chicks per pen. Three Korean local breeds of white-mini broiler, Hanhyup-3-ho, and Woorimatdag, and a breed of silky fowl were raised under identical rearing and feeding conditions for 31-d, 37-d, 36-d, and 59-d, respectively. The BW and feed consumption on a pen basis were weekly measured for all pens, and ADFI, ADG and gain:feed were calculated for each pen. The ADFI and ADG of 3 breeds of Korean local chicken were greater than those of silky fowl (p<0.05). Within the Korean local breeds, ADFI of white-mini broiler was the highest (p<0.05), and ADG of Hanhyup-3-ho and white-mini broiler was the highest (p<0.05). Gain:feed of silky fowl was less than that of the 3 breeds of Korean local chicken. The carcass and breast yield of white-mini broiler were the greater than those of other breeds (p<0.05). The breast meat color (CIE $L^*$, $a^*$, and $b^*$) of 3 breeds of Korean local chicken were higher than that of silky fowl (p<0.05). The breast meat of Hanhyup-3-ho had greater cooking loss (p<0.05), whereas water holding capacity and pH were less than those of other breeds (p<0.05). The color score of 3 breeds of Korean local chicken was higher than that of silky fowl (p<0.05). Woorimatdag had a higher score on tenderness (p<0.05), whereas flavor score was less than that of other breeds (p<0.05). In conclusion, 4 local breeds of chicken have some unique features and seem to have more advantages, and this information can help consumers who prefer healthy and premium chicken meat.