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A Study on the Costume Style on the Rock Reliefs of Ardashir I in Early Sassanian Persia (사산조 초기 아르다시르 1세 부조에 묘사된 복식 연구)

  • YiChang, Young-Soo
    • Fashion & Textile Research Journal
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    • v.13 no.6
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    • pp.877-887
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    • 2011
  • The purpose of Sassanian dynasty was to succeed the civilization of Achaemenid dynasty but it shows vestiges of Parthian civilization in many ways. This study is an attempt to take a look at Sassanian civilization through analyzing these rock reliefs since these features are shown on the rock relief of Ardashir I in early Sassanian Iran. The way carried out this study was first, to collect and search documentary data to establish the theoretical background, and collect positive data by exploring this region and then we comparatively analyzed the two data in general and the result is the following: The form of costume is different according to the person's status. In the early period of Ardashir I the costume style of the royals is reflected by clothes such as tunic, trousers in parthian style. However, trousers do not have vertical pleats which are commonly shown in the case of parthian trousers. It assumed that after the early period of Ardashir I, Sassanians formed their own styles. The form of cap is also different according to the person's status. Ardashir I and the Ahura mazda god put on crown and Korymbos which symbolized the sovereign power. Except the king and the god, the prince and the king's vassal put on high caps called Kolah. Diadem which symbolized sovereign power of king was used by the king, the god and the crown prince. There are two kinds of diadem. The first form has vertical pleats and the other does not have pleats. This form became different depending on the social position. The form of hairstyle is generally thick curly hair which goes down until the shoulder. There is no difference in their hairstyle in terms of the social position. The beard style is generally in the form of scoop. There is also no difference in terms of the person's status.

Benzo(a)pyrene-Triglyceride Adduct: a Potential Molecular Biomarker for Carcinogen Exposure

  • Lee, Byung-Mu
    • Proceedings of the Korean Society of Toxicology Conference
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    • 2002.05b
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    • pp.20-45
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    • 2002
  • In this study, we demonstrated the in vitro and in vivo formation of carcinogen-lipid adduct and its correlation with DNA or protein adducts. The lipids from serum or hepatocyte membranes of Spragu-Dawley rats. human serum, and standard major lipids were in vitro reacted with benzo[a]pyrene(BP) and BP metabolites. 7,8-Dihydroxy-9,10-epoxy-7,8,9,10-tetrahydrobenzo[a]-pyrene(BPDE-I), an ultimate carcinogenic form of BP, was covalently bound to triglyceride(TG). BPDE-I-TG adducts isolated by thin-layer chromatography (TLC) were further detected by high performance liquid chromatography(HPLC). TGs, including triolein, tripalmitin and tristearin, showed positive reactions with BPDE-I. However, cholesterol, phospholipids(Phosphatidylcholine, phosphatidyl-ethanolamine, phosphatidyl-inositol and sphingomyelin) and nonesterified fatty acids(palmitic acid, oleic acid, linoleic acid and stearic acid) did not react with BPDE-I. In addition, other BP metabolites (BP-phenols and -diols) did not react with TG, which TG appeared to be the most reactive lipid yet studied with respect to its ability to form an adduct with BPDE-I. There was a clear-cut dose-respect to its ability to form an adduct with BPDE-I-lipid adduct in vitro between TG and [1,3-3H]BPDE-I. In an animal study, BPDE-I-TG was also formed in the serum of rats orally treated with BP(25 mg/rat). Also, obvious correlations between [3H]BP related-biomolecule adducts (DNA, protein) or lipid damage and the BPDE-I-TG adduct were obtained in various tissues of mice i.p. treated with [3H]BP. These data suggest that TG can form an adduct with BPDE-I, as do other macromolecules (DNA, RNA, and protein). Therefore, a carcinogen-lipid adduct would be a useful biomarker for chemical carcinogenesis research and cancer risk assessment.

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A study on the design wax up technique for mandibular molar occlusion surface (하악구치 교합면의 design 조각법에 관한 연구)

  • Moon, Hee-Kyung
    • Journal of Technologic Dentistry
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    • v.24 no.1
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    • pp.107-126
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    • 2002
  • The first function of occlusion is mastication. Therefore the functional restoration of occlusal surface is very important. The restoration of occlusal surface is three method as wax bite technique, F.G.P. technique, cone technique. Many dental technician is using compound method. I am using compound method of wax bite technique and cone technique. I have knew common point on each teeth during I have waxing up wax pattern. So I studied on the design waxup technique for mandible molar occlusion. The results of the study were as follows; 1. The dam wax up method can restore axial contour of teeth very easy and make short working time of wax pattern. 2. The height of dam must be same with cusp of adjacent teeth. 3. Automatically the contour of tooth is appeared if the contour of dam is relationship with cuspid line of adjacent teeth. 4. The height of contour of buccal, lingual surface is formed natural curve to add fluid wax by gravitation. 5. The development groove of mandible first premolar is appeared V form. 6. The development groove of mandible second premolar is appeared Y form. 7, The development groove of mandible first molar is appeared M form. 8. The development groove of mandible second molar is W form. 9. The embrasure is formed to carve around contact point area as round convex. It affects to axial form of tooth. 10. The buccal, lingual groove of molar is formed parallel with direction of teeth arrangement.

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Study on the Polymorphism of Sulfa Drugs (설파제의 다형(多形)에 관한 연구)

  • Sohn, Young-Taek
    • Journal of Pharmaceutical Investigation
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    • v.20 no.1
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    • pp.35-42
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    • 1990
  • A new form of sulfabenzamide was characterized using X-ray diffraction patterns and differential scanning calorimetry. Solubility studies demonstrated that, of the sulfabenzamide polymorphs, the new form was more soluble than form I. Compression of the new form at compression force of 1000 $kg/cm{^2}$ didn't induce polymorphic change in the crystal. Similar patterns were also produced through grinding. The effects of some diluents on the polymorphic transformation from the new form into form I by grinding and compression were also studied. Three diluents, $Avicel^{\circledR}$, lactose and starch showed no influence on the polymorphic transformation. The new form seemed to be more suitable for the pharmaceutical preparation.

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ON TRANSCENDENTAL MEROMORPHIC SOLUTIONS OF CERTAIN TYPES OF DIFFERENTIAL EQUATIONS

  • Banerjee, Abhijit;Biswas, Tania;Maity, Sayantan
    • Bulletin of the Korean Mathematical Society
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    • v.59 no.5
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    • pp.1145-1166
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    • 2022
  • In this paper, for a transcendental meromorphic function f and α ∈ ℂ, we have exhaustively studied the nature and form of solutions of a new type of non-linear differential equation of the following form which has never been investigated earlier: $$f^n+{\alpha}f^{n-2}f^{\prime}+P_d(z,f)={\sum\limits_{i=1}^{k}}{p_i(z)e^{{\alpha}_i(z)},$$ where Pd(z, f) is a differential polynomial of f, pi's and αi's are non-vanishing rational functions and non-constant polynomials, respectively. When α = 0, we have pointed out a major lacuna in a recent result of Xue [17] and rectifying the result, presented the corrected form of the same equation at a large extent. In addition, our main result is also an improvement of a recent result of Chen-Lian [2] by rectifying a gap in the proof of the theorem of the same paper. The case α ≠ 0 has also been manipulated to determine the form of the solutions. We also illustrate a handful number of examples for showing the accuracy of our results.

Polymorphism of Sulpiride and Its Pharmaceutical Applications ( III ) -Dissolution Kinetics of Sulpiride Polymorphs- (Sulpiride의 Polymorphism 및 그 약제학적(藥劑學的) 연구(硏究) (제3보)(第三報) -Polymorph에 따른 용출속도(溶出速度)-)

  • Lee, Min-Hwa;Kim, Kil-Soo
    • Journal of Pharmaceutical Investigation
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    • v.12 no.3
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    • pp.55-63
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    • 1982
  • The dissolution kinetics for polymorphs of sulpiride, the effect of polyethylene glycol 4000 on the dissolution kinetics of sulpiride polymorphs and the dissolution rate difference between the tablets of polymorph form I and form II were investigated. The results could be summerized as followings: 1. The dissolution rates of two polymorphs of sulpiride were significantly different and the thermodynamic parameters calculated from dissolution kinetics were as follows; transition temperature $98^{\circ}C$, enthalpy change, -2.108 kcal/mole, free energy change, -783 cal/mole $(31.0^{\circ}C)$. 2. The dissolution rates of the two polymorphs of sulpiride containing polyethylene glycol 4000 were significantly diefferent in 0.01N HCl but the effect of polyethylene glycol on the dissolution rates of two polymorphs was not significant at low concentration of polyethylene glycol 4000. The study on the effect by stirring speed showed that at lower stirring speed the promotion rate of dissolution of polymorph form I is greater than that of form II. 3. In the case of tablets the dissolution rates of polymorph form I of sulpiride was two fold as compared with the results obtained from form II.

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The Development of Men's Dress Form for Pattern Making (패턴메이킹을 위한 남성(男性) 인대개발(開發)에 관(關)한 연구(硏究))

  • Yoo, Hyun;Shim, Boo-Ja
    • Journal of Fashion Business
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    • v.10 no.5
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    • pp.159-179
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    • 2006
  • This research checked about the necessity for the development of men's dress forms in the first investigation for the educational circle and the men's wear industry. Somatotype characteristics were analyzed in the second investigation of body measurement with the subjects of 200 male adults in their twenties residing in Busan. The following are the results of the present research to develop male dress forms for patternmaking: 1. In the group analysis for the characterization of front body types, three somatotypes were found and named H, Semi X, and Y. In the cluster analysis of side body types, four types were identified: D, I, d, and q. In the combination of front and lateral body types, four kinds were chosen: semi X-I, semi X-q, semi Y-I, and Y-q. 2. Through the comparison of plane figures by the plaster method as well as horizontal and vertical cross sections by the sliding gauge method, semi X-I was finally chosen as the standard somatotype for male dress form development. 3. Compared with the sliding gauge method of the present dress forms, the research dress form reflected better the shapes of the parts of the back and hips and the position of the waist, especially for males in their 20's. In addition, the dress form in the current research had superior points in all the items of clothing evaluation. Based on the above results, the sizes and models of the men's dress forms for patternmaking were developed.

Taxonomical Studies of Lauraceae in Korea by the Morphological Characteristics of Stipules (I) (탁엽(托葉)의 형태적(形態的) 특징(特徵)에 의한 한국산(韓國産) 녹나무과(科) 식물(植物)의 분류학적(分類學的) 연구(硏究)(I))

  • Park, Kwang Woo
    • Journal of Korean Society of Forest Science
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    • v.72 no.1
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    • pp.9-15
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    • 1986
  • The taxonomy of the broad-leaf evergreen trees (4 genera, 5 species) of Lauraceae was studied by the morphological characteristics of stipules. The results obtained were summarized as follows; 1) The stipules of Lauraceae were arranged alternately with 5-31 stipules of simple leaf. The venations or stipules were basal reticulate and pinnated vein. The shapes of stipule blade were oblong, oblanceolate, rhomboid and oval. The stipule apex was acuminate and obtuse, the stipule base was attenuate, and the stipule margin was entire margin. The trichomes of stipules were sericeous, tomentose and villous. The five species of Lauraceae could be identified by the morphological characteristics of stipules. 2) The morphologically changing forms of stipule vein were classified into three groups; A form - the form of pinnate vein with the distinguished main vein (lozoste lancifolia), B form - the three vein grows into the form of basal reticulate vein (Neolitsea sericea, Cinnamomum japonicum and C. camphora), C form - the parallel vein grows into the form of basal reticulate vein (Marhilus thunbergii). 3) The changing forms of stipule's width from stipule "a" to "j" were three forms; (1) a>d>g>j form: C. japonicum, C. camphora and I. lancifolia, (2) a>cj,(aj,(a

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Enhancement of Dissolution from Pharmaceutical Preparation of Hydrophobic Drugs ( I ) -Characteristics of Sulpiride-Polyethylene Glycol Coprecipitates-

  • Ku, Young-Soon
    • Journal of Pharmaceutical Investigation
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    • v.12 no.4
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    • pp.145-152
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    • 1982
  • Data from IR spectroscopy and X-ray diffractometry were used for the characterization of sulpiride polyethylene glycol coprecipitates related with polymorphism of sulpiride. Sulpiride Form II transformed to Form I during coprecipitating with polyethylene glycol and the transformation rate is increased in proportion to molecular size of polyethylene glycol and the content of polyethylene glycol in coprecipitate.

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