• Title/Summary/Keyword: FAD3

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Research on Korean Movie Costume's Transition and Function (한국(韓國) 영화의상(映畵衣裳)의 변천(變遷)과 기능(機能)에 관(關)한 연구(硏究))

  • Kim, Hee-Jung;Lee, Soon-Hong
    • Journal of Fashion Business
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    • v.4 no.3
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    • pp.47-65
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    • 2000
  • The movie costume's function and the role can be defined by reflection of the society and the times, character portrayal, conveyance of image, and creation of fashion. Korean movie costumes have been differentiated from 1950s till 1990s in time period and the results of comparison between the times as follow : Movie and fashion hold same period in common so that sense of fashion is naturally contained in the movie costume. Therefore, excluding special movie that costumes are selected by designer, such kind of trend is notable in the times when costumes mostly selected by actors themselves. Most movie costumes are not designed after predicting up coming fashion by considering movie producing time so that notation between current fashion and fashion in the movie and mostly we see about one year behind fashion style. For FAD, fashion that quickly passes in each season can use costumes in fashion, considering movie producing time and time background, that it lack of trend of fashion in the movie. Korean movie industry lack of having perception of people who are in charge of taking care of movie so that costumes are not properly taken care of and uses only 5% of total movie producing cost. Such that kind having lack of preception and treatment of movie costumes can't expect development of movie costumes.

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Dynamic Gene Expression Profiling of Escherichia coli in Carbon Source Transition from Glucose to Acetate

  • Oh Min-Kyu;Cha Mee-Jeong;Lee Sun-Gu;Rohlin Lars;Liao James C.
    • Journal of Microbiology and Biotechnology
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    • v.16 no.4
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    • pp.543-549
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    • 2006
  • DNA microarray was used to study the transcription profiling of Escherichia coli adapting to acetate as a sole carbon source. Bacteria grown in glucose minimal media were used as a reference. The dynamic expression levels of 3,497 genes were monitored at seven time points during this adaptation. Among the central metabolic genes, the glycolytic and glucose phosphotransferase genes were repressed as the bacteria entered stationary phase, whereas the glyoxylate pathway, TCA cycle, and gluconeogenic genes were induced. Distinct induction or repression patterns were recognized among different pathway genes. For example, the repression of glycolytic genes and the induction of gluconeogenic ones started immediately after glucose was depleted. On the other hand, the regulation of the pentose phosphate pathway genes and glyoxylate genes gradually responded to the glucose depletion or was more related to growth in acetate. When the whole genome was considered, many of the CRP, FadR, and Cra regulons were immediately responsive to the glucose depletion, whereas the $\sigma^s$, Lrp, and IHF regulons were gradually responsive to the glucose depletion. The expression profiling also provided differential regulations between isoenzymes; for example, malic enzymes A (sfcA) and B (maeB). The expression profiles of three genes were confirmed with RT-PCR.

Research on the Technique to Produce Stereoscopic Animation Contents using 3D Computer Graphics (3D 컴퓨터 그래픽을 이용한 입체 애니메이션 콘텐츠 제작기법 연구)

  • Kim, Jung-Hyun
    • The Journal of the Korea Contents Association
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    • v.12 no.1
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    • pp.112-124
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    • 2012
  • The remarkable development of digital technologies and the success of 3D stereoscopic films have led to started drawing attention to stereoscopic images. The stereoscopic images have not become a passing fad in the present time unlike in the past, but have constantly showed their potentials. Unfortunately, the domestic stereoscopic images market is faced with difficulties, such as lack of the capital strength and of insufficient production infrastructure, and the production of 3D from 2D. As a result, it is not easy to produce creative stereoscopic animation contents. Therefore, in Korea, more efforts should be made in accumulating a plenty of data on production techniques. In order to make film production reflecting stereoscopy and effective stereoscopic implementation, which are necessary to produce high-quality stereoscopic contents, this thesis gave an explanation about a production technique studied on the basis of 3D graphic. Stereoscopic images are definitely one of the most promising image contents in the 21st digital contents industry. For the reason, in order to produce stereoscopic animation contents with high quality, fundamental studies on the stereoscopic images should be performed in a constant and cautions way.

Identification and Analysis of Putative Polyhydroxyalkanoate Synthase (PhaC) in Pseudomonas fluorescens

  • Lim, Ju Hyoung;Rhie, Ho-Gun;Kim, Jeong Nam
    • Journal of Microbiology and Biotechnology
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    • v.28 no.7
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    • pp.1133-1140
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    • 2018
  • Pseudomonas fluorescens KLR101 was found to be capable of producing polyhydroxyalkanoate (PHA) using various sugars and fatty acids with carbon numbers ranging from 2 to 6. The PHA granules consisted mainly of a poly(3-hydroxybutyrate) homopolymer and/or poly(3-hydroxybutyrate-co-3-hydroxyvalerate) copolymer. Genomic DNA of P. fluorescens was fractionated and cloned into a lambda library, in which a 5.8-kb fragment that hybridized to a heterologous phaC probe from Ralstonia eutropha was identified. In vivo expression in Klebsiella aerogenes KC2671 (pUMS), restriction mapping, Southern hybridization experiments, and sequencing data revealed that PHA biosynthesis by P. fluorescens relied upon a polypeptide encoded by a 1,683-bp non-operonal ORF, which was preceded by a possible -24/-12 promoter and highly similar to DNA sequences of a gene encoding PHA synthase in the genus Pseudomonas. In vivo expression of the putative PHA synthase gene ($phaC_{Pf}$) in a recombinant Escherichia coli strain was investigated by using glucose and decanoate as substrates. E. coli (${phaC_{Pf}}^+$, pUMS) grown in medium containing glucose accumulated PHA granules consisting mainly of 3-hydroxybutyrate, whereas only a trace amount of 3-hydroxydecanoate was detected from an E. coli fadR mutant (${phaC_{Pf}}^+$) grown in medium containing decanoate. In vitro enzymatic assessment experiments showed that 3-hydroxybutyryl-CoA was efficiently used as a substrate of purified $PhaC_{Pf}$, suggesting that the putative PHA synthase of P. fluorescens utilizes mainly short-chain-length PHA precursors as a substrate.

Potential Evaluation and Health Fostering Intrinsic Traits of Novel Probiotic Strain Enterococcus durans F3 Isolated from the Gut of Fresh Water Fish Catla catla

  • Alshammari, Eyad;Patel, Mitesh;Sachidanandan, Manojkumar;Kumar, Prashant;Adnan, Mohd
    • Food Science of Animal Resources
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    • v.39 no.5
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    • pp.844-861
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    • 2019
  • Over the last few years, marine environment was found to be a source of surplus natural products and microorganisms with new bioactive secondary metabolites of interest which can divulge nutritional and biological impact on the host. This study aims to assess the possible, inherent and functional probiotic properties of a novel probiotic strain Enterococcus durans F3 (E. durans F3) isolated from the gut of fresh water fish Catla catla. Parameters for evaluating and describing the probiotics described in FAD/WHO guidelines were followed. E. durans F3 demonstrated affirmative results including simulated bile, acid and gastric juice tolerance with exhibited significant bactericidal effect against pathogens Staphylococcus aureus, Salmonella Typhi, Escherichia coli and Pseudomonas aeruginosa. This can be due to the enterocin produced by E. durans F3 strain, which was resolute by sodium dodecyl sulphate polyacrylamide gel electrophoresis (SDS-PAGE) gel with amplification of the anticipated fragment of a structural gene; enterocin A, followed by antibiotic susceptibility assessment. Effective antioxidant potentiality against ${\alpha}$-diphenyl-${\alpha}$-picrylhydrazyl free radicals including lipase, bile salt hydrolase activity with auto-aggregation and cell surface hydrophobicity was similarly observed. Results are proving the potentiality of E. durans F3, which can also be used as probiotic starter culture in dairy industries for manufacturing new products that imparts health benefits to the host. Finding the potent and novel probiotic strains will also satisfy the current developing market demand for probiotics.

The Flavin-Containing Reductase Domain of Cytochrome P450 BM3 Acts as a Surrogate for Mammalian NADPH-P450 Reductase

  • Park, Seon-Ha;Kang, Ji-Yeon;Kim, Dong-Hyun;Ahn, Taeho;Yun, Chul-Ho
    • Biomolecules & Therapeutics
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    • v.20 no.6
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    • pp.562-568
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    • 2012
  • Cytochrome P450 BM3 (CYP102A1) from Bacillus megaterium is a self-sufficient monooxygenase that consists of a heme domain and FAD/FMN-containing reductase domain (BMR). In this report, the reduction of 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyltetrazolium bromide (MTT) and 5-cyano-2,3-ditolyl tetrazolium chloride (CTC) by BMR was evaluated as a method for monitoring BMR activity. The electron transfer proceeds from NADPH to BMR and then to BMR substrates, MTT and CTC. MTT and CTC are monotetrazolium salts that form formazans upon reduction. The reduction of MTT and CTC followed classical Michaelis-Menten kinetics ($k_{cat}=4120\;min^{-1}$, $K_m=77{\mu}M$ for MTT and $k_{cat}=6580\;min^{-1}$, $K_m=51{\mu}M$ for CTC). Our continuous assay using MTT and CTC allows the simple, rapid measurement of BMR activity. The BMR was able to metabolize mitomycin C and doxorubicin, which are anticancer drug substrates for CPR, producing the same metabolites as those produced by CPR. Moreover, the BMR was able to interact with CYP1A2 and transfer electrons to promote the oxidation reactions of substrates by CYP1A2 and CYP2E1 in humans. The results of this study suggest the possibility of the utilization of BMR as a surrogate for mammalian CPR.

Purification and Characterization of an Intracellular NADH: Quinone Reductase from Trametes versicolor

  • Lee, Sang-Soo;Moon, Dong-Soo;Choi, Hyoung-T.;Song, Hong-Gyu
    • Journal of Microbiology
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    • v.45 no.4
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    • pp.333-338
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    • 2007
  • Intracellular NADH:quinone reductase involved in degradation of aromatic compounds including lignin was purified and characterized from white rot fungus Trametes versicolor. The activity of quinone reductase was maximal after 3 days of incubation in fungal culture, and the enzyme was purified to homogeneity using ion-exchange, hydrophobic interaction, and gel filtration chromatographies. The purified enzyme has a molecular mass of 41kDa as determined by SDS-PAGE, and exhibits a broad temperature optimum between $20-40^{\circ}C$, with a pH optimum of 6.0. The enzyme preferred FAD as a cofactor and NADH rather than NADPH as an electron donor. Among quinone compounds tested as substrate, menadione showed the highest enzyme activity followed by 1,4-benzoquinone. The enzyme activity was inhibited by $CuSO_4,\;HgCl_2,\;MgSO_4,\;MnSO_4,\;AgNO_3$, dicumarol, KCN, $NaN_3$, and EDTA. Its $K_m\;and\;V_{max}$ with NADH as an electron donor were $23{\mu}M\;and\;101mM/mg$ per min, respectively, and showed a high substrate affinity. Purified quinone reductase could reduce 1,4-benzoquinone to hydroquinone, and induction of this enzyme was higher by 1,4-benzoquinone than those of other quinone compounds.

The Study of technique to find and prove vulnerabilities in ActiveX Control (ActiveX Control 취약점 검사 및 검증 기법 연구)

  • Sohn, Ki-Wook;Kim, Su-Yong
    • Journal of the Korea Institute of Information Security & Cryptology
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    • v.15 no.6
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    • pp.3-12
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    • 2005
  • To provide visitors with the various services, Many web sites distribute many ActiveX controls to them because ActiveX controls can overcome limits of HTML documents and script languages. However, PC can become dangerous if it has unsecure ActiveX controls, because they can be executed in HTML documents. Nevertheless, many web sites provide visitors with ActiveX controls whose security are not verified. Therefore, the verification is needed by third party to remove vulnerabilities in ActiveX controls. In this paper, we introduce the process and the technique to fad vulnerabilities. The existing proof codes are not valid because ActiveX controls are different from normal application and domestic environments are different from foreign environments. In this paper, we introduce the technique to prove vulnerabilities in ActiveX control.

Biodegradation Kinetics of Phenol and pcresol by Micrococcus sp. M1 (Micrococcus sp. M1에 의한 Phenol과 p-Creso의 생분해 Kinetics)

  • Son, Hong-Joo;Jang, Woong-Seok;Lee, Geon;Lee, Sang-Joon
    • Journal of Environmental Science International
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    • v.6 no.2
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    • pp.153-163
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    • 1997
  • In order to fad the most fitted biodegradation model, biodegradation kinetics model to the initial phenol and p-cresot concentrations were investigated and had been fitted by the linear regression. Bacteria capable of degrading p-cresol were isolated from soil by enrichment culture technique. Among them, strain Ml capable of degradillg p.rcresol has also degraded phenal and was identified as the genus Micrococcus from the results from of taxonomical studies. The optimal tonditlons for the biodegradation of phenal and p-cresol by Micrococcus sp. Ml were $NH_4NO_3$ 0.05%, pH 7.0, 3$0^{\circ}C$, respectively, and medium volume 100m1/250m1 shaking flask. iwicrococcus sp. Ml was able to grow on phenal concentration up to 14mM and p-cresol concelltration up to 0.8mM. With increasing substrate concentraction, the lag period increased, but the maximum specific growth rates decreased. The yield coefficient decreased with increasing substrate concentation. The biodegradation kinetics of phenol and p-cresol were best described by Monod with growth model for every experimented concentration. In cultivation of mixed substrate, p-cresol was degraded first and phenol was second. This result implies that p-cresol and phenol was not degraded simultaneously.

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Proteome Changes in Penicillium expansum Grown in a Medium Derived from Host Plant

  • Xia, Xiaoshuang;Li, Huan;Liu, Fei;Zhang, Ye;Zhang, Qi;Wang, Yun;Li, Peiwu
    • Journal of Microbiology and Biotechnology
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    • v.27 no.3
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    • pp.624-632
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    • 2017
  • Penicillium expansum causes blue mold rot, a prevalent postharvest disease of pome fruit, and is also the main producer of the patulin. However, knowledge on the molecular mechanisms involved in this pathogen-host interaction remains largely unknown. In this work, a two-dimensional gel electrophoresis-based proteomic approach was applied to probe changes in P. expansum 3.3703 cultivated in apple juice medium, which was used to mimic the in planta condition. The results showed that the pH value and reducing sugar content in the apple juice medium decreased whereas the patulin content increased with the growing of P. expansum. A total of 28 protein spots that were up-regulated in P. expansum when grown in apple juice medium were identified. Functional categorization revealed that the identified proteins were mainly related to carbohydrate metabolism, secondary metabolism, protein biosynthesis or degradation, and redox homeostasis. Remarkably, several induced proteins, including glucose dehydrogenase, galactose oxidase, and FAD-binding monooxygenase, which might be responsible for the observed medium acidification and patulin production, were also detected. Overall, the experimental results provide a comprehensive interpretation of the physiological and proteomic responses of P. expansum to the host plant environment, and future functional characterization of the identified proteins will deepen our understanding of fungi-host interactions.