• 제목/요약/키워드: D.I.Y.

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A FUNCTIONAL CENTRAL LIMIT THEOREM FOR ASSOCIATED RANDOM FIELD

  • KIM, TAE-SUNG;KO, MI-HWA
    • Honam Mathematical Journal
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    • 제24권1호
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    • pp.121-130
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    • 2002
  • In this paper we prove a functional central limit theorem for a field $\{X_{\underline{j}}:{\underline{j}}{\in}Z_+^d\}$ of nonstationary associated random variables with $EX{\underline{j}}=0,\;E{\mid}X_{\underline{j}}{\mid}^{r+{\delta}}<{\infty}$ for some $r>2,\;{\delta}>0$and $u(n)=O(n^{-{\nu}})$ for some ${\nu}>0$, where $u(n):=sup_{{\underline{i}}{\in}Z_+^d{\underline{j}}:{\mid}{\underline{j}}-{\underline{i}}{\mid}{\geq}n}{\sum}cov(X_{\underline{i}},\;X_{\underline{j}}),\;{\mid}{\underline{x}}{\mid}=max({\mid}x_1{\mid},{\cdots},{\mid}x_d{\mid})\;for\;{\underline{x}}{\in}{\mathbb{R}}^d$. Our investigation implies and analogous result in the case associated random measure.

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Preparation of Sophorose - I. Chemical Synthesis of Sophorose from D-Glucose (Sophorose의 제조-I. D-Glucose로부터 sophorose의 화학적 합성)

  • Anufriev, Victor P.;Park, Jong-Dae;Lee, You-Hui;Kim, Shin-Il;Baek, Nam-In
    • Applied Biological Chemistry
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    • 제39권6호
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    • pp.512-516
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    • 1996
  • Sophorose $(2-O-{\beta}-D-glucopyranosyl-D-glucopyranose)$ was chemically synthesized from D-glucopyranose through six steps of chemical reactions with the yield of 21%. The chemical structures of sophorose and some compounds obtained during reactions were confirmed by interpretations of spectral data, NMR, IR, etc.

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Development of 3D Application For Mobile Phone Based on J2ME

  • Lee, Song-Won;Kim, Il-Myung;Hong, Sung-Soo
    • Proceedings of the Korea Information Processing Society Conference
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    • 한국정보처리학회 2006년도 추계학술발표대회
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    • pp.455-458
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    • 2006
  • John Carmack who invented the 3D games let us know about the great 3D world and because of the MIDP 2.0(Mobile Information Device Profilers entering, it is not a fame to achieve playing 3D games with a mobile device. The data offered by iResearch market consultation show that the figure of mobile game players all around the world will take a steady increase from 290 million in 2005 to 1030 million in 2008, and the market income will mount up from $10,200 million to $52.000 million.3D games will be a current, the most famous kind of mobile games. In this paper I design 3D application based on J2ME (Java 2 Micro Edition) and implement a freely removable 3D object which happened in a 3D scene by receiving the keyboard response of mobile device with WTK (Wireless Too.Kit) simulator.

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Effects of Castration on Androgen Receptor, IGF-I Ea, MGF and Myostatin Gene Expression in Skeletal Muscles of Male Pigs

  • Yao, Yuchang;Cai, Zhaowei;Zhang, Lifan;Zhao, Chunjiang;Wu, Keliang;Xu, Ningying;Liu, Gang;Wu, Changxin
    • Asian-Australasian Journal of Animal Sciences
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    • 제22권8호
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    • pp.1069-1077
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    • 2009
  • Castration of male pig produces significant negative effects on skeletal muscle development. The androgen receptor (AR), two splice variants of insulin-like growth factor-I (IGF-I Ea and MGF) and the myostatin gene may play important roles in this process. In the present study, the expression of AR, IGF-I Ea, MGF and myostatin genes in three skeletal muscles, the brachialis, longissimus and semitendinosus, were studied using real-time quantitative RT-PCR. Our experimental design used 14 pairs of male Landrace sire${\times}$Yorkshire dam piglets. The two piglets in each pair were full sibs, one of which was castrated at 21 d of age; the other remained intact. The study group was divided into subgroups of equal size. Animals in the first subgroup were slaughtered at 147 d and those of the second at 210 d of age. Carcass weight and lean meat yield were similar between boars and barrows at 147 d of age (p>0.05), whereas barrows had lower carcass weight and less lean meat yield at 210 d of age (p<0.05). Castration caused down-regulation of AR gene expression at both 147 and 210 d of age (p<0.05). The two splice variants of the IGF-I gene from porcine skeletal muscle were cloned using RT-PCR, and it was found that MGF differs from IGF-I Ea in having a 52-base insert in the last coding exon of the mRNA. Both splice variants were down-regulated by castration only at 210 d of age (p<0.05). No differences in expression of the myostatin gene were observed between boars and barrows at either 147 or 210 d of age (p>0.05). These results suggest that the downregulation of AR, IGF-I Ea and MGF gene expression following castration helps to explain the negative effect of castration on skeletal muscle development.