• Title/Summary/Keyword: Bioinformatics study

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Association of Three Polymorphisms in Porcine Ribosomal protein L27a (RPL27A) Gene with Meat-quality Traits

  • Cho, Eun-Seok;Jeon, Hyeon-Jeong;Lee, Si-Woo;Raveendar, Sebastian;Jang, Gul-Won;Kim, Tae-Hun;Lee, Kyung-Tai
    • Journal of Animal Science and Technology
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    • v.55 no.6
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    • pp.509-513
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    • 2013
  • We identified molecular markers associated with meat-quality traits in the porcine RPL27A (ribosomal protein L27a) gene. Three single nucleotide polymorphisms (SNPs) were discovered in the porcine RPL27A gene: g.920T>C, g.1013T>C, and g.1046T>C. The g.920 T>C SNP was significantly associated with pH24 (P < 0.05) and collagen (P < 0.05), while the g.1013T>C and g.1046T>C SNPs were significantly associated with moisture (P < 0.05). Either the TTT or CCC haplotype was significantly associated with moisture, pH24 and collagen (P < 0.05, respectively). The genotypes of RPL27A associated with meat-quality traits were all located in intron 2. The three SNPs of the RPL27A found in this study will provide useful information for genetic characterization or association studies of meat-quality traits in other populations. Additionally, these markers could potentially be applied in pig breeding programs to improve meat-quality traits after validation in other populations.

Personal Genomics, Bioinformatics, and Variomics

  • Bhak, Jong;Ghang, Ho;Reja, Rohit;Kim, Sang-Soo
    • Genomics & Informatics
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    • v.6 no.4
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    • pp.161-165
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    • 2008
  • In 2008 at least five complete genome sequences are available. It is known that there are over 15,000,000 genetic variants, called SNPs, in the dbSNP database. The cost of full genome sequencing in 2009 is claimed to be less than $5000 USD. The genomics era has arrived in 2008. This review introduces technologies, bioinformatics, genomics visions, and variomics projects. Variomics is the study of the total genetic variation in an individual and populations. Research on genetic variation is the most valuable among many genomics research branches. Genomics and variomics projects will change biology and the society so dramatically that biology will become an everyday technology like personal computers and the internet. 'BioRevolution' is the term that can adequately describe this change.

A Study on deciding optimal price of Bioinformatics services (바이오인포매틱스(Bioinformatics) 서비스의 적정가격 산정에 관한 연구)

  • Choi, Won-Hoon;Kang, Kyung-Sik
    • Journal of the Korea Safety Management & Science
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    • v.18 no.1
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    • pp.203-208
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    • 2016
  • Bioinformatics service is very new and emerging in market that provides information such as whether or not occurrence of a particular disease through the base of DNA(Deoxyribonucleic Acid) & RNA(Ribo Nucleic Acid) sequence analysis. Recently, interest growing rapidly in utilization of the industrial purpose, but provision of commercialization like pricing and service packaging is not enough to go to market. For go-to-market, firstly refine the services and perform cost calculation of services in cost-plus method then estimate consumer utility by conducting conjoint analysis. Collectively, with cost and consumer utility result, optimal service price can be calculated.

An integrated bioinformatics analysis of mouse testis protein profiles with new understanding

  • Liu, Fujun;Wang, Haiyan;Li, Jianyuan
    • BMB Reports
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    • v.44 no.5
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    • pp.347-351
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    • 2011
  • The testis is major male gonad responsible for spermatogenesis and steroidogenesis. Much knowledge is still remained to be learned about the control of these events. In this study, we performed a comprehensive bioinformatics analysis on 1,196 mouse testis proteins screened from public protein database. Integrated function and pathway analysis were performed through Database for Annotation, Visualization and Integrated Discovery (DAVID) and ingenuity Pathway Analysis (IPA), and significant features were clustered. Protein membrane organization and gene density on chromosomes were analyzed and discussed. The enriched bioinformatics analysis could provide clues and basis to the development of diagnostic markers and therapeutic targets for infertility and male contraception.

Commercialization of Bioinformatics: Importance of External Integration (바이오인포매틱스 제품의 상용화 : 외부통합의 중요성)

  • Soh, Hong-Seok;Choung, Jae-Yong
    • Journal of Technology Innovation
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    • v.12 no.3
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    • pp.229-258
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    • 2004
  • To promote successful bioinformatics commercialization in terms of CoPS, we try to explore a commercialization process based on the characteristics of the product. Our study shows that external integration with sector-specific infrastructure is a critical factor to obtaining a knowledge base for CoPS commercialization, and that sector-specific local infrastructure is useful resource for early commercialization stages(imagining, incubating, and demonstrating stages). This paper analyzes Ensoltek's commercialization process on the basis of analysis of bioinformatics industry and Daeduck Science Park. This leads us to suggest the following policy implication for supporting commercialization activities in bioinformatics industry ; long-term investment policy towards infrastructure and software R&D, promotion policy for collaboration, and introduction of commercialisation based industry-university-public research institute cooperation.

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Polyaromatic Resin HP-20 Induced Accumulation of Intermediate Azaphilones in Monascus purpureus 𝚫mppC and 𝚫mpp7 Strains

  • Lim, Yoon Ji;Lee, Doh Won;Choi, Jeong Ju;Park, Si-Hyung;Kwon, Hyung-Jin
    • Journal of Microbiology and Biotechnology
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    • v.29 no.6
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    • pp.897-904
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    • 2019
  • Monascus purpureus recombinant mppC and mpp7 knockout strains were subjected to extractive fermentation in the context of azaphilone pigment production. Inclusion of Diaion HP-20 resin resulted in the selective production of unreduced azaphilone congeners, in addition to the early intermediate FK17-P2a, from ${\Delta}mppC$ and ${\Delta}mpp7$ strains that would otherwise mainly produce reduced congeners. Structural determination of two novel unreduced azaphilones from the ${\Delta}mpp7$ strain was accomplished. The unreduced azaphilone compound was converted into the cognate reduced congener in recombinant M. purpureus strains, demonstrating its intermediate role in azaphilone biosynthesis. This study demonstrates the possibility that extractive fermentation with Diaion HP-20 resin can be used to obtain cryptic azaphilone metabolites.

Disease risk prediction system using correlated health indexes

  • Kim, Yoonjung;Son, Hyeon Seok;Kim, Hayeon
    • International journal of advanced smart convergence
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    • v.7 no.4
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    • pp.1-9
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    • 2018
  • With developments in science and technology and improvement in living standards, human life expectancy is steadily increasing worldwide. For effective healthcare, it is necessary to check health conditions according to individuals' behavior and acquire prior knowledge on possible diseases. In this study, we classified the diseases that are major causes of death in Korea by referring to data provided by the Korea National Health and Nutrition Examination Survey. We selected indexes that could be used as indicators of major diseases and created the LCBB-SC. In the LCBB-SC, the data are systematically subdivided into related fields to provide integrated data related to each disease and to provide an infrastructure that can be used by researchers. In addition, by developing a web interface allowing for self-symptom assessments, this resource will be beneficial to people who want to check their own health condition using a list of diseases that might be caused by their behaviors.

A Study on the Effect of Vibration Input toward the Sense of Equilibrium (진동이 평형감각에 미치는 영향에 관한 연구)

  • Jeong S.H.;Piao Y.J.;Lee S.M.;Kwon T.K.;Hong C.U.;Kim N.G.
    • Proceedings of the Korean Society of Precision Engineering Conference
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    • 2005.10a
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    • pp.539-542
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    • 2005
  • In this study, we investigated the influence of vibrational stimulation on postural control. To study the effect, the sway of the center of pressure was observed fur two different visual conditions and for three different patterns of vibrational stimulation on plantar area. The two visual conditions were normal condition with visual feedback and blind condition with both eyes closed. The three vibrational stimulations were white noise, constant vibration, and vibration with amplitude modulations (sine curve modulation). The experimental results showed that the sway of the center of pressure distinctively reduced with white noise vibrational stimulation. This result showed that it's possible to use vibrational stimulation for improving the ability of postural control.

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Immunomodulatory Effects of ZYM-201 on LPS-stimulated B Cells

  • Lee, Ye Eun;Kim, Soochan;Jung, Woong-Jae;Lee, Hyung Soo;Kim, Mi-Yeon
    • IMMUNE NETWORK
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    • v.14 no.5
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    • pp.260-264
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    • 2014
  • ZYM-201 is a methyl ester of triterpenoid glycoside from Sanguisorba officinalis which has been used for treatment of inflammatory and metabolic diseases. In this study, immunomodulatory effects of ZYM-201 on B cells were examined in vitro and in vivo. When splenocytes were activated with lipopolysaccharide (LPS), the major population which had shown an increase in cell numbers was B cells. However, when the B cells were treated with ZYM-201 after LPS activation, their cell numbers and the expression of major costimulatory molecules, CD80 and CD86, were decreased. Furthermore, the effect of LPS, which induces activation of NF-${\kappa}B$, was abolished by ZYM-201: LPS-stimulated B cells showed decrease of phosphorylation after treatment of ZYM-201. The same results were shown in vivo experiments. These results suggest that ZYM-201 may play a role in the modulation of inflammatory responses through inhibiting NF-${\kappa}B$ activation and downregulating the expression of costimulatory molecules on B cells.

Darapladib Binds to Lipoprotein-Associated Phospholipase A2 with Meaningful Interactions

  • Do, Kyoung-Rok;Kim, Chul;Chang, Byungha;An, Seong Soo A.;Shin, Jae-Min;Yea, Sang-Jun;Song, Mi-Young;No, Kyoung Tai;Lee, Jee-Young
    • Bulletin of the Korean Chemical Society
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    • v.35 no.1
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    • pp.250-252
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    • 2014
  • Lipoprotein-associated phospholipase A2 (Lp-$PLA_2$) is a crucial enzyme in atherosclerosis as a potential drug target. The most remarkable Lp-$PLA_2$ inhibitory drug is Darapladib. We determined the binding pose of Darapladib to Lp-$PLA_2$ through docking study. Darapladib formed two hydrogen bonding interactions with the side chain of Tyr160 and Gln352 and several pi-pi interactions with aromatic and aliphatic hydrophobic residues of Lp-$PLA_2$. It is known that the dietylpropan-amine moiety of Darapladib has influence on the improvement of its oral bioavailability and we supposed this in our docking results.