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이난희,장혁순,김종덕,김대현,최웅규,Lee, Nan-Hee,Jang, Hyeock-soon,Kim, Jong-Duk,Kim, Dae-Hyun,Choi, Ung-Kyu 한국식품영양학회 2019 韓國食品營養學會誌 Vol.32 No.4
The objective of this study was to investigate the changes in flavor components of cheonggugjang prepared with hazelnut. Amino nitrogen content in cheonggukjang was significantly lower in the 30~40% hazelnut group compared to the control group. The volatile basic nitrogen of hazelnut added cheongkukjang showed a similar pattern to that of amino nitrogen. The number of B. subtilis was slightly increased in relation to the amount of hazelnut added, but there was no significant difference. The content of glucose increased proportionally with increasing hazelnut. Total amino acid content decreased with increasing hazelnut. The ratio of glutamic acid to total free amino acids increased with increasing hazelnut. Oleic acid content increased proportionally with increasing hazelnut, while linoleic acid content decreased. In conclusion, the addition of hazelnut may contribute to the quality diversification of cheonggukjang by changing the taste and flavor while maintaining the amino nitrogen content of cheonggukjang.
Evolutionary Operation-Factorial Design Technique를 이용한 곤약의 항균활성 최적화
이난희,최원석,최웅규,Lee, Nan-Hee,Choi, Won-Seok,Choi, Ung-Kyu 한국식품영양학회 2018 韓國食品營養學會誌 Vol.31 No.2
This research was conducted to elucidate the optimum conditions for the antibacterial activity of konjak jelly using the evolutionary operation-factorial design technique. In the first set of experiments, concentration of a coagulation agent, soaking liquid, and temperature of water were set to 0.4%, $0.6{\times}10^{-2}N$, and $65^{\circ}C$ as a central point, respectively. The highest antibacterial activity was acquired at E21, in which the number of bacteria was 1.25 log cfu/g. Because the code of changes in the main effect was (-), it could be decided that the central point of the first set was not the optimum point. Although antibacterial activity in the second set was improved, the values of the main effect were higher than that of changes in the mean effect. The central point of third set was concentration of coagulation agent 0.8%, concentration of soaking liquid $1.0{\times}10^{-2}N$, and temperature of water $65^{\circ}C$. It was found that the antibacterial activity of central point in the third set was highest among all the tested set. Further, all the necessary conditions were appropriate to reach the optimum condition. The antibacterial activity of the central point in third set was more than 1,000 times higher than that of E11, in first set.
이난희 ( Lee Nan-hee ),최상배 ( Choi Sang-bae ) 대구대학교 특수교육재활과학연구소 2017 특수교육재활과학연구 Vol.56 No.1
북한수어의 수형 유형과 출현 빈도, 남북한 수어의 수형 특성 차이를 알아보기 위하여 총 2,391개의 북한수어 단어를 분석한 결과는 다음과 같다. 첫째, 북한수어의 수형은 모두 70개, 변이형은 21개가 발견되어, 한국수어의 최근 수형 분석 결과와 유사하였다. 둘째, 북한수어의 고빈도 출현 수형은 9형, 1형, 주먹형, 편손형, 지정형, 5형, 6형, 전화형, 2형붙임형, 북둥글 다형 순이었으며, 저빈도 수형은 D형, 3형검지굽힘형, 4형굽힘형엄지편형, 8형, 8형굽힘형, 10형, 북보천보형, 북사카린형, 북싹형, 북예리하다형으로 저빈도 수형은 1회만 출현하는 수형 이었다. 우세손과 비우세손의 고빈도 출현 수형은 서로 유사하였으나, 저빈도 출현 수형에서는 차이를 보였다. 셋째, 남북한 수어의 수형 일치도를 분석한 결과 양손 모두 수형이 일치하는 경우는 약 15%, 우세손이 일치하는 경우는 약 21%, 비우세손이 일치하는 경우는 약 23%, 양손 모두 불일치하는 경우는 약 71%로 나타났다. 이 결과는 남북한 수어의 이질화가 심각함을 나타내는 것이며, 남북한 수어의 단일화를 위한 남북한 공동 연구가 필요함을 시사한다. This research analyzed 2,391 North Korean Sign Language(NKSL) signs to investigate handshapes characteristics of NKSL. The results are following. Firstly, total of 70 handshapes and 21 variants was found in NKSL. This number was more than what have been brought out by domestic and foreign studies in advance. Secondly, high frequent handshapes in NKSL were in order 9, 1, fist, open hand, place, 5, 6, phone, adhesive 2, and North circle handshapes. Low frequent handshapes only appeared just one and they were D, index finger bent 3, thumb open bent 4, 8, bent 8, 10, North Bochunbo, North Sacarin, North sprout, and North sharp handshapes. There were many similarities in high frequent handshapes in dominant and non-dominant hand. However, there was a difference in low frequent handshapes. Thirdly, the result of comparing similarities of KSL(Korean Sign Language) and NKSL are as follows: the rate of having the same handshapes in both hands was approximately 15%, the rate in dominant hand was 21%, the rate in non-dominant hand was 23%, and the rate of both hands not sharing the same handshapes in both sign languages was 71%. This result helps us identify the heterogeneity of KSL and NKSL which seeks for the research that unifies these now two different sign languages.