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송영복,김인권,이호용,Song, Yeong-Bock,Kim, In-Kwon,Lee, Ho-Yong 대한치과보철학회 1988 대한치과보철학회지 Vol.26 No.1
The establishment of an optimal and functional condylar position (centric relation) as the therapeutic and diagnostic reference position during occlusal treatment for patients with temporomandibular joint and muscle pain. dysfunction has long been an important subject in dentistry. The objective of this study was to compare the reproducibility md the changes of condylar position in normal group to those in patient group after use of the occlusal biteplane splint. For this study, 11 normal adults who had no symptoms of masticatory dysfunction and 18 patients who had visited at the department of occlusion in dental infirmary of Yonsei University were selected. For each subject three centric relation records were recorded before treatment, after 2 weeks and after symptoms were improved. And the condylar positions in centric relation were measured using articulators and a Vericheck. On the basis of this study, the following results were obtained. 1. In normal group, there was no significant difference of reproducibility in condylar position before and after the use of the occlusal biteplane splint for 2 weeks. 2. In patient group there was significant improvement in the reproducibility of condylar position after treatment (P<0.01). The reproducibility in patient group, however, was less than normal group. (P<0.01) 3. The mean distance of condylar movements was $0.38{\pm}0.22mm$ after 2 weeks in normal group. 4. In patient group, condylar movements were $1.36{\pm}0.70mm$ (P<0.01), significantly different from normal group. (P<0.01) 5. In patient group, the main direction of condylar movements after treatment was toward anterior and superior, preponderance being at superior direction.
송영복,조용현,최동진,Song, Young-Bok,Cho, Yong-Hyun,Choi, Dong-Jin 한국조명전기설비학회 2006 조명·전기설비학회논문지 Vol.20 No.6
본 연구에서는 부하의 변동 시에 고품질의 전력을 얻기 위하여 중성선과 전력선에 흐르는 각각의 영상 전류 성분과 제3고조파 전류 성분을 감소시킬 수 있는 Zig-Zag 변압기, 그리고 그 변압기의 2차측에 3상 브리지 정류기와 케패시터로 구성된 단상 능동 필터를 제작하였다. 이 단상 능동 필터를 변압기와 비선형 부하에 연결시켜 각 상에 보상 전류를 발생시킴으로써, 비선형 부하로 인하여 발생하는 제3고조파 성분을 감소시킬 수 있었다. In this study, in order to obtain high qualify of electric power, single phase active filter which is composed of Zig-Zag transformer and three phase bridge rectifier and capacitor at the secondary of its transformer to be able to reduce the components of the zero phase current and the third harmonic current in neutral line and power line respectively. By connecting this filter to the Zig-Zag transformer and nonlinear load, their third harmonic components due to the nonlinear loads were reduced.
송영복(Yeong-Bok Song),최정선(Jeong-Sun Choi),이지은(Ji-Eun Lee),노정숙(Jeong-Sook Noh),김미정(Mi-Jeong Kim),조은주(Eun-Ju Cho),송영옥(Yeong-Ok Song) 한국식품영양과학회 2010 한국식품영양과학회지 Vol.39 No.8
무말랭이 및 가압볶음 무말랭이 열수 추출물의 항산화 효과를 in vitro와 LLC-PK₁ cellular system에서 살펴보았다. 무말랭이 열수 추출물과 가압볶음 무말랭이 열수 추출물의 라디칼 소거능을 IC??로 비교해 보았을 때 DPPH(646.70 vs 135.45 ㎍/mL), superoxide anion(896.10 vs 566.98 ㎍/mL) 및 hydroxyl radical(722.26 vs 531.84 ㎍/mL)에 대한 가압볶음 열수 추출물의 효과가 유의적으로 높은 것으로 나타났다(p<0.001). 이러한 유리기 소거효과는 LLC-PK₁ cell에서 pyrogallol, SNP 및 SIN-1 처리로 superoxide, nitric oxide 및 peroxynitrite를 생성하여 산화스트레스를 유발한 다음 무말랭이 및 가압볶음 무말랭이 열수추출물을 첨가하였을 때 농도 의존적으로 세포생존율이 증가하고, 과산화물 생성량이 감소하여 세포손상을 보호하는 효과가 관찰되었다. 가압볶음 무말랭이 열수 추출물의 산화손상에 대한 보호 효과는 무말랭이 열수추출물에 비해 모든 유리기에서 유의적으로 높았다(p<0.05). 이러한 무말랭이 열수추출물의 항산화효과는 무에 함유되어 있는 함황 물질, 유리아미노산, 배당체 등에 의한 것으로 생각되며 가압볶음 무말랭이 열수 추출물의 효과가 더 높은 이유는 무말랭이에 함유된 유효성분이 가압볶음에 의해 증가되고 더불어 볶음과정 중에서 생성된 maillard 생성물의 항산화성 때문으로 생각된다. 무말랭이의 환원당 및 유리아미노산 함량은 볶음 후 유의적으로 감소하였으며(p<0.05), 이에 반해 maillard 생성물의 중간산물인 5-hydroxymethyl-2-furfural(5-HMF) 함량은 무말랭이 열수 추출물에서는 검출되지 않았던 것이 가압볶음 무말랭이 열수 추출물에서는 0.57 ㎎/g이 측정되었다. 본 연구 결과가압볶음 무말랭이 차의 섭취는 체내 유리기에 의한 산화적 손상을 보호하는 효과가 높은 것으로 사료된다. The antiradical property of hot water extract from dried radish (DR) or dried radish roasted with pressure (DRRP) was investigated in vitro and in LLC-PK₁ cell system. The contents of total free amino acid and reducing sugar in DR were decreased by 72.86% and 3.17%, respectively, after pressurized roasting. In vitro test, IC?? for DR and DRRP for DPPH radical scavenging activity were 646.70 and 135.45 ㎍/mL, 896.10 and 566.98 ㎍/mL for superoxide anion radical, and 722.26 and 531.84 ㎍/mL for hydroxy radical, respectively. The radical scavenging effects of DRRP was significantly greater than those for DR (p<0.001). These radical scavenging effects of DR and DRRP were confirmed in LLC-PK₁ at which oxidative stresses were induced by superoxide, nitric oxide and peroxynitrite generated in the treatment of pyrogallol, SNP, and SIN-1, respectively. Cell viability was increased in the presence of DR or DRRP, dose dependently (p<0.05), and TBARS formation was decreased. The protective effects of DRRP against oxidative damage in LLC-PK₁ were greater than those of DR at the same concentration tested (p<0.05). This superior antiradical activity of DRRP might be due to the products produced during the pressurized roasting in addition to the antioxidative compounds originally present in the radish. 5-hydroxyl methyl furfural (5-HMF) known as an intermediate product of the maillard reaction was detected in DRRP (0.57 ㎎/g), but not from DR. In conclusion, daily consumption of DRRP may prevent oxidative damage by retarding oxidative stress.
멕시코의 역사 속에 나타난 국가 전체성을 구성하는 인물들에 대한 시각과 비판 - 관우테목과 코르테스를 중심으로 -
송영복 ( Young Bok Song ) 한국스페인어문학회 2002 스페인어문학 Vol.0 No.24
En realidad. los mexicanos tienen dos culturas diferentes Y fundamentalmente su identidad viene desde el mesclaje. fi´sicamente. hay indios. blancos y mestizos hasta cierto sentido bien deninidos, pero hablando la cultura la convivencia innegable de estos elementos forma una identidad de los tres, o sea el mestizage. Sin embargo. ellos tienen que armar una identidad convencible y orgullosa aunque sea algo fanta´stico. Necesita una fo´rmula que cubra sus historias dolorosas y haga lucir las proyecciones ambiciosas del futuro. Pero tiene que ser de suya y u´nica. Este tipo de situacio´n busca naturalmente una solucio´n relacionda con la gran cultura prehispa´nica. La parte extraoficial de la historia de Me´xico, esta dividido bandos en buenos y en malos. A los buenos pertenece Cuautemos, en cambio a los malos esta Co´rtes. aunque todos ellos tienen el mismo peso sin tener los de negativo ni positivo. en realidad. Si aceptamos el sentido de la identidad como una identificacio´n hacia algo, o sea un favorecimiento a alguien dentro del contexto histo´rico, los mexicanos prefieren tomar Cuautemos djando corte´s como la contra. Este juicio presenta dra´sticamente en los textos escolares de Me´xico. Cuautemoc como un heroe a la altura del arte. y Corte´s como una contra parte de ese heroe. Esto significa una busqueda de la identidad mexicana en las culturas prehispanicas para que puedan manifestar su originalidad en diferencia de la de otro mundo.