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Chi, Oak Z.,Chang, Qiang,Wang, Guolin,Liu, Xia,Harvey R. Weiss 경희대학교 동서의학연구소 1999 INTERNATIONAL SYMPOSIUM ON EAST-WEST MEDICINE Vol.1999 No.1
Oak Z.Chi,Qiang Chang, Guolin Wang*, Xia Liu, Harvey R. Weiss□.Deprtments of Anesthesai, Departments of Physiology and Biophysics, University of Medicne and Dentisrty of New Jersey,Robert Wood Johnson Medical School, New Brunswick, New Jersey, USA and*Department of Anesthesia, Medical University, Tianjing, People's Republic of China. A non-NMDA antagonist, GYKI 52466 improves microscopic O² balance in the cortex during focal cerebral ischemia. Proceedings of International Symposium on East-West Medicine, Seoul. 172-182, 1999.-This study was performed to test whether GYKI 52466, a non-NMDA receptor antagonist, would improve microregional oxygen supply and consumption balance in the focal cerebral ischemic area. Rats were anesthetized with 1.4% isoflurance. For the GYKI Group (n=8), 19 min before middle cerebral artery (MCA) occlusion, a bolus of 5mg/kg of GYKI 52466 iv was administered and was followed by an infusion of 5mg/kg/hr. For the control Group(n=8), the same volume of the vehicle was administered. One hour after MCA occlusion, regional cerebral blood flow (rCBF) was measured using the 14C-iodoantipyrine autoradiographic technique. Microscopic arterial and venous oxygen saturations were determined using microspectrophotometry. In the cortex contralateral to MCA occlusion, the average rCBF and the average O² consumption were lower in the GYKI Group than in the Control Group (rCBF:GYKI 65.5±24.1, Control 97.7 33.4ml/100g/min;O² consumption: GYKI3.9±1.2, Control 6.2±2.5ml O²/100g/min) without a significant difference in the number of veins with SvO²<50%. In the ischemic cortex, the number of veins with SvO²<50% was significantly smaller in the GYKI Group (21 veins out of 63)than in the Control Group(45 out of 59)without a significant difference in the average rCBF(GYKI44.9±17.7, Control 29.7±10.4) or regional O² consumption between these two groups (GYKI 3.3±1.4,Control 27.7±1.2). Our data demonstrated that GYKI 52466 was effective in improving microscopic O² balance in the focal ischemic cortical area of the brain and it decreased O² consumption in the non-ischemic cortex. [Neurological Research 1999;21:299-304]
Loss-of-function mutations in sodium channel Na<sub>v</sub>1.7 cause anosmia
Weiss, Jan,Pyrski, Martina,Jacobi, Eric,Bufe, Bernd,Willnecker, Vivienne,Schick, Bernhard,Zizzari, Philippe,Gossage, Samuel J.,Greer, Charles A.,Leinders-Zufall, Trese,Woods, C. Geoffrey,Wood, John N. Nature Publishing Group, a division of Macmillan P 2011 Nature Vol.472 No.7342
Loss of function of the gene SCN9A, encoding the voltage-gated sodium channel Na<SUB>v</SUB>1.7, causes a congenital inability to experience pain in humans. Here we show that Na<SUB>v</SUB>1.7 is not only necessary for pain sensation but is also an essential requirement for odour perception in both mice and humans. We examined human patients with loss-of-function mutations in SCN9A and show that they are unable to sense odours. To establish the essential role of Na<SUB>v</SUB>1.7 in odour perception, we generated conditional null mice in which Na<SUB>v</SUB>1.7 was removed from all olfactory sensory neurons. In the absence of Na<SUB>v</SUB>1.7, these neurons still produce odour-evoked action potentials but fail to initiate synaptic signalling from their axon terminals at the first synapse in the olfactory system. The mutant mice no longer display vital, odour-guided behaviours such as innate odour recognition and avoidance, short-term odour learning, and maternal pup retrieval. Our study creates a mouse model of congenital general anosmia and provides new strategies to explore the genetic basis of the human sense of smell.
Impact of annealing on electrical properties of Cu<sub>2</sub>ZnSnSe<sub>4</sub> absorber layers
Weiss, Thomas Paul,Redinger, Alex,Rey, Germain,Schwarz, Torsten,Spies, Maria,Cojocura-Miré,din, Oana,Choi, P.-P.,Siebentritt, Susanne American Institute of Physics 2016 Journal of Applied Physics Vol.120 No.4
Weiss, Walter 숙명여자대학교 독일어권연구센터 1987 독일문화 Vol.1 No.-
이제 중단하고 요약을 하면, 역사적 근거를 가진 중앙집권적-계급적-관료적 모델의 위력이나 마찬가지고 거기에서의 일탈과 거기에 대항함도 역시 오스트리아 문학의 결정적 전통에 속한다는 것입니다. 그것은 현대문학에 와서 비로소 해당되는 것은 아닙니다. 변화를 적대시하고 혁명의 충격을 받은 "합스부르크가의 신화"에 대한 비판은 클라우디오 마그리스 (Claudio Magris)에서 비롯된 것이 아니고, 이미 오스트리아의 문예란 기자였던 페르디난트 퀴른베르거 (Ferdinand Kurnberger)가 1871년 1월 15일 그릴파르쩌(Grillparzer) 80회 탄생기념으로 쓴 그의 평론 "오스트리아의 그릴파르쩌"에 표명한 바 있읍니다. 즉 "어느날 아침 한 열 다섯살 난 아름다운 처녀가 빈의 성문을 떠나서 멀리있는 신랑에게로 갔다.… 스물 세 해 뒤에 파리에서는 서른 여덟살의 일찍 머리가 세어버린 노 귀부인이 짐수레에 실려서 단두대로 갔다. 그녀는 바로 오스트리아 황제의 딸 마리아 안트와네뜨였다.… 그 당시 그녀의 조국도시였던 빈에서는 한 어린아이가 걷기 시작하고 웅얼거리기 시작했다. 그 아기는 1791년 1월 15일에 태어났었고 프란쯔 그릴파르쩌 (Franz Grillparzer)라고 불리웠다. 그리고 같은 시대에 그의 조국 정부도 역시 걷고 웅얼거리기 시작했다.정부는 뒤로 걷기를 시작하였고, 요젭황제가 남성답고 힘찬 목소리로 말했던 말은 다시금 약하고 더듬거리며 웅얼거림을 시작하였다. 그러다가 곧 아주 벙어리가 되었다. 뒷걸음질 치려하던 자들은 그때 오스트리아의 딸이 올라갔던 피의 단두대를 가리키며 궤변스럽게 말하였다. "보아라, 그것이 계몽주의의 길이다!"라고 말이다.… "요젭시대의 오스트리아의 반동의 길을 가는 것이 가능하였다." 퀴른베르거 (Kiirnberger)는 프란쯔 그릴파르쩌 (Franz Grillparzer)를 이러한 상황에 결부시킵니다. "그의 문학에는 무언가 후회스러운 혁명같은 것이, 역전하는 혁명같은 것이 들어았다"고. 제 2 공화국에 잔존하는 "합스부르크적인 것"이나 그에 대한 비판과 현대성으로의 출발은, 요젭 2세하에서 뿐만 아니라, 그렇게 낙오된 듯 보이던 프란쯔 요젭 (Franz Josef)하의 왕정에서도 그러하지만, 단적으로 문학적-사회적으로 병렬됨을 불허합니다. 사실, 19세기에서 20세기에 이르는 오스트리아 문학은 단적으로 기초-구조물-명제로 문제삼기에 특히 적합하기는 하다고 말할 수 있겠읍니다.
The effect of skin passing on the material behavior of metal strip in pure bending and tension
Matthias Weiss,Will Ryan,Bernard Rolfe,Chunhui Yang 한국소성가공학회 2010 기타자료 Vol.2010 No.6
The metal strip used in roll forming has often been preprocessed by (tension or roller) leveling or by skin-pass rolling, and as a consequence, may contain residual stresses. These stresses are not well observed by the tensile test, but could have a significant effect on the bending and springback behavior. With the advent of improved process design techniques for roll forming, including advanced finite element techniques, the need for precise material property data has become important. The major deformation mode of roll forming is that of bending combined with unloading and reverse bending, and hence property data derived from bend tests could be more relevant than that from tensile testing. This work presents a numerical study on the effect of skin passing on the material behavior of stainless steel strip in pure bending and tension. A two dimensional (2-D) numerical model was developed using Abaqus Explicit to analyze the affect of skin passing on the residual stress profile across a section for various working conditions. The deformed meshes and their final stress fields were then imported as pre-defined fields into Abaqus Standard, and the post-skin passing material behavior in pure bending was determined. The results show that a residual stress profile is introduced into the steel strip during skin passing, and that its shape and stress level depend on the overall thickness reduction as well as the number of rolling passes used in the skin passing process. The material behavior in bending and the amount of springback changed significantly depending on the skin pass condition.