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Son Ye Seul,Kwon Mijin,Son Naeun,Kim Sang-Kyu,Son Mi-Young 한국미생물·생명공학회 2023 Journal of microbiology and biotechnology Vol.33 No.10
To exert their beneficial effects, it is essential for the commensal bacteria of probiotic supplements to be sufficiently protected as they pass through the low pH environment of the stomach, and effectively colonize the intestinal epithelium downstream. Here, we investigated the effect of a multilayer coating containing red ginseng dietary fiber, on the acid tolerance, and the adhesion and proliferation capacities of three Lactobacillus strains (Limosilactobacillus reuteri KGC1901, Lacticaseibacillus casei KGC1201, Limosilactobacillus fermentum KGC1601) isolated from Panax ginseng, using HT-29 cells, mucin-coated plates, and human pluripotent stem cell-derived intestinal epithelial cells as in vitro models of human gut physiology. We observed that the multilayer-coated strains displayed improved survival rates after passage through gastric juice, as well as high adhesion and proliferation capacities within the various gut epithelial systems tested, compared to their uncoated counterparts. Our findings demonstrated that the multilayer coat effectively protected commensal microbiota and led to improved adhesion and colonization of intestinal epithelial cells, and consequently to higher probiotic efficacy.
Son Hwan Choi,Hwa Joung Seo,Ye Seul Kim 보안공학연구지원센터 2016 International Journal of Software Engineering and Vol.10 No.12
This study is an analysis of the research trends of the Korean Journal of Educational Research, the leading journal in the study of Korean education. In this paper, the semantic network analysis method that applies to social network analysis was used to measure the frequency of certain types of research themes in order to examine their connection centrality and network diagram. This paper examined 355 theses published from 2006 to 2015. The results of the analysis revealed that the keyword "academic achievement" appeared most frequently (34 times), followed by “self-efficacy,” (24) “learner,” (17) “curriculum,” (16) “education,” (14) “teaching and learning,” (13) and “multicultural education.” (13) In the network diagram, the keywords of “learner,” “sense of efficacy,” “private education,” “academic achievement,” “assessment,” and “curriculum” demonstrated high centrality. Among these keywords, a network was formed centering around words such as “learner,” “assessment,” “academic achievement,” “sense of efficacy,” and “curriculum.” In other words, this indicates that these keywords are often associated with the research process. In this study, moreover, a network text cluster map with a wide variety was formed. This demonstrated that the Korean Journal of Educational Research covers a range of study contents of subcategories within the field of education. This paper examines the core themes of education, their connectivity and connection centrality, and a map of network clusters.
Genome-Wide Association Study of Bone Mineral Density in Korean Men
Bae, Ye Seul,Im, Sun-Wha,Kang, Mi So,Kim, Jin Hee,Lee, Soon Hang,Cho, Be Long,Park, Jin Ho,Nam, You-Seon,Son, Ho-Young,Yang, San Deok,Sung, Joohon,Oh, Kwang Ho,Yun, Jae Moon,Kim, Jong Il Korea Genome Organization 2016 Genomics & informatics Vol.14 No.2
Osteoporosis is a medical condition of global concern, with increasing incidence in both sexes. Bone mineral density (BMD), a highly heritable trait, has been proven a useful diagnostic factor in predicting fracture. Because medical information is lacking about male osteoporotic genetics, we conducted a genome-wide association study of BMD in Korean men. With 1,176 participants, we analyzed 4,414,664 single nucleotide polymorphisms (SNPs) after genomic imputation, and identified five SNPs and three loci correlated with bone density and strength. Multivariate linear regression models were applied to adjust for age and body mass index interference. Rs17124500 ($p=6.42{\times}10^{-7}$), rs34594869 ($p=6.53{\times}10^{-7}$) and rs17124504 ($p=6.53{\times}10^{-7}$) in 14q31.3 and rs140155614 ($p=8.64{\times}10^{-7}$) in 15q25.1 were significantly associated with lumbar spine BMD (LS-BMD), while rs111822233 ($p=6.35{\times}10^{-7}$) was linked with the femur total BMD (FT-BMD). Additionally, we analyzed the relationship between BMD and five genes previously identified in Korean men. Rs61382873 (p = 0.0009) in LRP5, rs9567003 (p = 0.0033) in TNFSF11 and rs9935828 (p = 0.0248) in FOXL1 were observed for LS-BMD. Furthermore, rs33997547 (p = 0.0057) in ZBTB and rs1664496 (p = 0.0012) in MEF2C were found to influence FT-BMD and rs61769193 (p = 0.0114) in ZBTB to influence femur neck BMD. We identified five SNPs and three genomic regions, associated with BMD. The significance of our results lies in the discovery of new loci, while also affirming a previously significant locus, as potential osteoporotic factors in the Korean male population.
명예슬 ( Ye Seul Myeong ),안수연 ( Soo Yeon Ahn ),손창규 ( Chang Gue Son ) 경락경혈학회 2016 Korean Journal of Acupuncture Vol.33 No.1
Objectives : This study aimed to overview the current education status of a traditional medicine by medical schools in Japan. Methods : We surveyed the literatures regarding a traditional medicine education in Japan, and get the information via email-interview with an officer of medical schools in Japan as well as from their websites. Results : Japan`s education ministry presented the appropriateness of education for traditional medicine to medical students in 2001, and most of medical schools begun to set up the classes in Japan. We received the detail information of the traditional medicine education from 21 medical schools. Nineteen colleges(approximately 90%) of those have the regular classes for traditional medicine while two colleges don`t have the education program for the traditional medicine. Most of medical schools have single class for introduction of traditional medicine, and have average 16.2±8.8 hours during the 4th grade(61.9%). Conclusions : We presented the general feature of education for traditional medicine in Japan, and this result would be basic information for an establishment of a strategy regarding the enhancement of national competitiveness of traditional Korean medicine.
Minor Phenolic Constituents of the Anemarrhenae Rhizoma
윤의중,Ye Seul Lee,Hana Jeong,남주원,Yoo Jin Lee,Young Min Son,황은숙,서은경 한국생약학회 2009 Natural Product Sciences Vol.15 No.4
A homoisoflavanone, 7,4'-dihydroxyhomoisoflavanone (1) and a flavanone, (2S)-7,4'-dihydroxy-5- methoxyflavanone (2), were isolated from the rhizomes of Anemarrhena asphodeloides, together with 4,4'- dihydroxychalcon (3), 2'-O-methylphlorethin (4), 1,3-bis-di-p-hydroxyphenyl-4-penten-1-one (5), and 2,4'- dihydroxy-4-methoxybenzophenone (6) on the basis of spectroscopic and physicochemical analyses including 1Dand 2D- NMR techniques as well as by comparison of their data with the published values. Compounds 1 - 4 were isolated for the first time from this plant source. Among isolates, compound 2 exhibited moderate inhibitory effect on the differentiation of pre-adipocyte 3T3-L1 cells.