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Enzyme Sensors Modified with Avidin/Biotin Systembased Protein Multilayers
Anzai, Jun-Ichi,Du, Xiao-Yan,Hoshi, Tomonori,Suzuki, Yasuhiro,Takeshita, Hiroki,Osa, Tetsuo 한국분석과학회 1995 분석과학 Vol.8 No.4
Enzyme multilayers composed of avidin and biotin-labeled enzymes were prepared on the surface of electrode, through a strong affinity between avidin and biotin (binding constant: ca $10^{15} M^{-1}$). The enzyme multilayers were useful for the improvement of the performance characteristies of enzyme sensors. The output current of the enzyme sensors depended linearly on the number of enzyme layers deposited. Thus, lactate oxidase (LOx) and alcohol oxidase (AlOx) were deposited after being modified with biotin for constructing enzyme sensors sensitive to L-lactate and ethanol respectively. It was also possible to deposit two different kinds of enzymes successively in a single multilayer. The glucose oxidase (GOx) and ascorbate oxidase (AsOx) were built into a multilayer structure on a Platinum electrode. The GOx, AsOx multilayer-modified electrode was useful for the elimination of ascorbic acid interference of the glucose sensor.
Cross section data sets for electron collisions with H2, O2, CO, CO2, N2O and H2O
Anzai, K.,Kato, H.,Hoshino, M.,Tanaka, H.,Itikawa, Y.,Campbell, L.,Brunger, M. J.,Buckman, S. J.,Cho, H.,Blanco, F.,Garcia, G.,Limã,o-Vieira, P.,Ingó,lfsson, O. Springer-Verlag 2012 European Physical Journal D Vol.66 No.2
Homer and Hesiod on Two Societies: Hellas / Barbaroi
Makoto Anzai 韓國西洋古典學會 2012 西洋古典學硏究 Vol.49 No.-
Here I call the last poet(s) in the oral heroic epic tradition in Ancient Greece who has created the Iliad and the Odyssey as “Homer”. And here I discuss about the two poets’ (Hesiod and “Homer”) difference in their views of the two ethnic groups, Hellenes and Barbaroi, after making sure that Hesiod makes us realize that, unlike Homer, he had a clear idea of the world outside the Hellenic world: he certainly made a distinction between two groups (frg. 130 M‐W, Op.527f., 651‐3). Since generally the notion of national or ethnic unity needs a fairly long period for its establishment among the people concerned, we could consider that the difference is signaling a considerable difference between the two poets’ times. This possibly implied chronological distance between them is, though, against the popular ancient view that they were contemporaries. Probably also this distance is against the major current view among classicists, certainly it is against my view. I suggest in this paper a new way of explanation for the difference of their views about the world. I suggest that the difference does not necessarily involve a chronological distance between them. I try an explanation based on the different modes of epic narration by the two poets. Homer on the one hand narrates traditional heroic world in a traditional form: he narrates from behind the scenes or the stages (to borrow the explanation of epic narration offered by Plato in Republic 393B‐D). Hesiod, on the other, never hides himself behind the flow of his epic narration: he builds up his epic narration, although many materials of his poems are mythic and legendary, totally on his individual thoughts and his own daily world. His new mode (it is certainly an innovation introduced by him) of epic narrative made it possible for him to introduce his recently acquired vocabularies about his own daily world, such as “Hellas” into his epic narration.
Yoko KAMENAGA ANZAI 한국서양중세사학회 2019 西洋中世史硏究 Vol.0 No.44
본고에서 필자는 Liber Officii Provisionis Romanie 에 첨부된, 1424년에 씌여진 서간 1통의 복사본에 주목하였다. 해당 서신의 내용에서 제노바 정부는 비잔틴 제국의 황제로부터 하사받은 중요한 식민지였던 페라(Pera)에 거주하는 제노바 사람들이 현지의 ‘tughra'와 함께 거대한 탑을 세우는 일에 대해 비밀 리에 무라드 2세(Murad II)와 협상 중이었다는 사실을 알고서 대단히 충격을 받았다는 점을 언급하고 있다. 본 필자는 이러한 분석과 내용을 통하여 제노바 본국의 정부, 그리고 페라 현지의 제노바 인들 간의 각각 서로 다른 의식 상태 를 인지하게 되었다. 이들은 서로 매우 다른 의식의 차이를 보여주고 있었던 것 이다. 페라 식민지에서 제노바 인들이 그렇게 행동할 수 있었던 이유는 식민지 로마니아에서 제노바 인들이 활동해 왔던 그 역사적 배경에서 비롯된 것이다. 비잔틴 제국과 오트만 제국이 서로 매우 미묘하게 얽혀 있었던 그들의 역사적 현실에 대응하는 것은 지극히 당연한 일이었다. 그들은 종종 오트만 제국과도 긴밀한 협력을 유지하기도 했었다. In this paper I notice a copy of a letter written in 1424 included in Liber Officii Provisionis Romanie . Its content shows that the Genoese government is shocked because they have known that the Genoese in Pera, where is their important colony given by the Byzantine emperor, negotiates with Murad II in relation to the construction of a tower with his ‘tughra’ in Pera secretly. I analyzed each consciousness of the Genoese government and of the Genoese in Pera through this source. A difference in consciousness can be seen between them. The reason for the Genoese in Pera to do so derives from the historical background of the activity of the Genoese in ‘Romania’. It should be natural for them to cope with the reality there, where the history of the Byzantine Empire and of the Ottoman Empire developed complicatedly. It sometimes resulted in their cooperation with Ottoman Empire.
Tumor necrosis factor-α converting enzyme is a key mediator of abdominal aortic aneurysm development
Kaneko, Hidehiro,Anzai, Toshihisa,Horiuchi, Keisuke,Kohno, Takashi,Nagai, Toshiyuki,Anzai, Atsushi,Takahashi, Toshiyuki,Sasaki, Aya,Shimoda, Masayuki,Maekawa, Yuichiro,Shimizu, Hideyuki,Yoshikawa, Tsu Elsevier 2011 Atherosclerosis Vol.218 No.2
<P><B>Abstract</B></P><P><B>Objective</B></P><P>Tumor necrosis factor (TNF)-α is known to be elevated in plasma and the aorta in abdominal aortic aneurysm (AAA) patients. We sought to clarify the role of TNF-α converting enzyme (Tace), which cleaves the transmembrane precursor of TNF-α, in AAA development.</P><P><B>Methods</B></P><P>We obtained aortic sample of AAA during surgical operation to assess the histological features and protein expression of human AAA. AAA was induced in mice with temporal systemic deletion of Tace by the inducible Mx-1 Cre transgene (TaceMx1) and in wild-type littermates (CON) by periaortic application of CaCl<SUB>2</SUB> (AAA/TaceMx1, AAA/CON).</P><P><B>Results</B></P><P>Tace expression was increased in human AAA samples as compared with normal aorta. Six weeks postoperatively, aortic diameter in AAA/TaceMx1 was decreased than in AAA/CON in association with attenuated TNF-α expression and extracellular matrix disruption. Increased activities of matrix metalloproteinase (MMP)-9 and MMP-2, numbers of Mac-2-positive macrophages, CD3-positive T lymphocytes and CD31-positive vessels in periaortic tissues, mRNA expression of CD68, monocyte chemotactic protein-1, TNF-α, vascular endothelial growth factor-A, p47 and glutathione peroxidases, and protein expression of phospho-c-Jun N-terminal kinase in AAA were all attenuated by Tace deletion. Protein expression of transforming growth factor (TGF)-β1 was upregulated by Tace deletion in sham-operated mice. TGF-β1 expression was further increased in AAA/TaceMx1.</P><P><B>Conclusions</B></P><P>Tace was overexpressed in the aortic wall in human and experimental AAA. Temporal systemic deletion of Tace prevented AAA development in association with attenuating inflammation, oxidative stress, neoangiogenesis and extracellular matrix disruption, suggesting a crucial role of Tace in AAA development.</P>
安西定 가톨릭대학산업의학센타 산업의학연구소 1974 韓國의 産業醫學 Vol.13 No.3
현재 일본국민의 건강은 어떤 것이 문제되고 있고 일본후생성이 인식하고 있는 점은 어떠한 것인지를 말하고자 한다. 우선 공해등과 같은 환경악화문제이다. 이 문제는 20년전에 일본이 경제성장을 하여야겠다는, 즉 소득증대라는 문제가 대두되기 시작한 때부터 문제된 것이다. 전후 패전으로부터 재기해서 꼭 7년째가 될 때부터 국민소득을 배로 하겠다는 것이 시작되었다. 이를 위해서는 고도의 경제성장을 이룩해야겠다고 생각하였다. 그리고 경제성장은 공업화에 의해서 이룩된다고 믿었다. 이러한 정책이, 20년간 계속된 결과, 공해 등과 같은 환경파괴, 구체적으로 말하면 대기오염등의 결과를 초래했다. 이외에 악취, 소음 등이 문제되게 되었다. 신간선(새로생긴 고속철도)만 하여도 최근 소음문제때문에 연변의 주민과 자주 문제가 일어나고 있다. 가장 시끄러운 곳은 ,100dB(A)가 넘는다. 처음에는 아무런 문제가 없었으나 차차 불평을 하게 되었다. 내년 4월 岡山에서 「하까다」까지 이 신간선의 연장공사가 시작될 예정인데 주민들의 반대때문에 난관에 부딪쳐 있다. 이러한 공해와 환경악화 때문에 국민의 건강에 미치는 영향이 심각하다.