30 research outputs found

    紀伊半島西部の白亜紀四万十帯付加コンプレックスのFT年代

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    Zircon fission track ages were measured for sandstones from the Hanazono, Yukawa, Miyama and Ryujin complexes of the Cretaceous Shimanto belt in the western part of the Kii region. The obtained FT age and frequency distribution show various patterns for each complex, probably due to a variety of thermal affect during accretion and exhumation process. Individual zircon grains from the Yukawa complex (YK-2) retain FT ages older than the depositional age, probably reflecting their provenance ages. This indicates that the Yukawa complex has not been heated above zircon partial annealing zone (PAZ) after deposition. The sample from the Hanazono complex (HZ-8) shows a peak of age slightly younger than the depositional period with small number of grains retaining older ages, reflecting age resetting caused by thermal affect during accretion process. This type of age spectrum is similar to those of samples from the Miyama (MY-24) and the Ryujin complex (RJ-7). FT age frequency distribution of the Ryujin complex showing bimodal, suggesting a variety of degree of age resetting and heating up to temperature around upper limit of partial annealing zone (PAZ) of FT in zircon

    Respect for life: can Zen Buddhism help in forming an environmental ethic?

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    Annual Report of the Kyoto Zen Symposium, Kyoto Seminar for Religious Philosophy, Institute for Zen Studies, Hanazono College and Kyoto University. Invited paper as distinguished lecturer at the Seventh Annual International Zen Symposium, Kyoto, Japan, March 1989.Includes bibliographical references (page 30).Zen Buddhism has an enviable respect for life. Buddhism promises to chasten human desires and thirsts, to fit humans into their sources, their surrounding world. But there is a series of challenges to Zen Buddhism. Compassion to wild animals? Buddha nature in a lotus flower? Saving endangered species and ecosystems? A challenge to Zen is to use its insights to help form an environmental ethic--East and West

    Focal brain lactate accumulation in metformin-induced encephalopathy without systemic lactic acidosis: A case report suggesting mitochondrial vulnerability in lentiform fork sign

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    Metformin causes metabolic encephalopathy in some patients with end-stage chronic kidney disease, resulting in impaired consciousness and parkinsonism. This encephalopathy has a very characteristic magnetic resonance imaging feature in lentiform nuclei known as the “lentiform fork sign”. However, the mechanism is unknown. Here, we report a case of metformin-induced encephalopathy with a novel observation of lactate accumulation in the lentiform nuclei on magnetic resonance spectroscopy without systemic lactic acidosis. Since metformin is an inhibitor of mitochondrial complex-I, this focal brain lactate accumulation implies that a part of the pathogenesis of metformin-induced encephalopathy is the focal vulnerability of mitochondria to metformin in the lentiform nuclei. When metformin causes encephalopathy, not only testing for serum lactic acidosis and performing routine magnetic resonance imaging but also evaluation of brain lactate accumulation by magnetic resonance spectroscopy should be required to elucidate the etiology

    Guillain-Barré Syndrome and Posterior Reversible Encephalopathy Syndrome following Spinal Surgery

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    Guillain-Barré syndrome (GBS) typically occurs after gastroenteritis and respiratory tract infec-tion, but surgery has also been considered one of the triggers. Posterior reversible encepha-lopathy syndrome (PRES) is a rare complication of GBS. A normotensive female in her 70s pre-sented ascending paralysis and frontal-parieto-occipital subcortical lesions with intermittent hypertension after spinal surgery. Nerve conduction studies revealed demyelinating polyneu-ropathy. The patient’s brain lesions disappeared with amelioration of hypertension. She was diagnosed with the demyelinating form of GBS and PRES caused by intermittent hypertension. Intravenous immunoglobulin G (IVIG) improved her symptoms without exacerbation of the PRES. Surgery can be a trigger of GBS, and GBS can cause PRES by hypertension and present as central nervous lesions. It is important to treat hypertension before using IVIG when PRES is suspected as a complication of GBS, since the encephalopathy can be exacerbated by IVIG. There may be more undiagnosed cases of the coexistence of GBS and PRES after surgery be-cause surgery itself can also cause PRES. Proper control of blood pressure and confirmation of negative central nervous lesions are required to treat GBS patients with IVIG safely

    Guillain-Barré Syndrome and Posterior Reversible Encephalopathy Syndrome following Spinal Surgery

    No full text
    Guillain-Barré syndrome (GBS) typically occurs after gastroenteritis and respiratory tract infec-tion, but surgery has also been considered one of the triggers. Posterior reversible encepha-lopathy syndrome (PRES) is a rare complication of GBS. A normotensive female in her 70s pre-sented ascending paralysis and frontal-parieto-occipital subcortical lesions with intermittent hypertension after spinal surgery. Nerve conduction studies revealed demyelinating polyneu-ropathy. The patient’s brain lesions disappeared with amelioration of hypertension. She was diagnosed with the demyelinating form of GBS and PRES caused by intermittent hypertension. Intravenous immunoglobulin G (IVIG) improved her symptoms without exacerbation of the PRES. Surgery can be a trigger of GBS, and GBS can cause PRES by hypertension and present as central nervous lesions. It is important to treat hypertension before using IVIG when PRES is suspected as a complication of GBS, since the encephalopathy can be exacerbated by IVIG. There may be more undiagnosed cases of the coexistence of GBS and PRES after surgery be-cause surgery itself can also cause PRES. Proper control of blood pressure and confirmation of negative central nervous lesions are required to treat GBS patients with IVIG safely

    Comparison of cardiac output measurements using transpulmonary thermodilution and conventional thermodilution techniques in anaesthetized dogs with fluid overload

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    Objective: To evaluate the agreement between cardiac output (CO) values obtained using a transpulmonary thermodilution technique (TPTDCO) and conventional thermodilution technique (TDCO) in anaesthetized dogs with fluid overload. Study design: Prospective experimental study. Animals: Six healthy Beagle dogs aged 7-8years. Methods: Dogs were anaesthetized with sevoflurane in oxygen, and catheters were inserted for TPTDCO and TDCO measurement. After instrumentation, baseline CO was measured using each technique at a central venous pressure (CVP) of 3-7mmHg. Dogs were subsequently administered lactated Ringer's solution and 6% hydroxyethyl starch to induce fluid overload. CO measurements were obtained using each technique at CVP values of 8-12mmHg, 13-17mmHg, 18-22mmHg and 23-27mmHg. Agreements between CO measurements obtained with the respective techniques were analysed using Dunnett's test, Pearson's correlation coefficient and Bland-Altman analysis. Results: Thirty pairs of CO values were obtained, ranging from 1.45Lminute(-1) to 4.69Lminute(-1) for TPTDCO and from 1.30Lminute(-1) to 4.61Lminute(-1) for TDCO. TPTDCO and TDCO values correlated strongly (r(2)=0.915, p<0.001). The bias and mean relative bias between TPTDCO and TDCO were 0.260.30Lminute(-1) (limits of agreement -0.29 to 0.81Lminute(-1)) and 9.7%, respectively. Conclusions and clinical relevance: TPTDCO and TDCO measurements obtained in anaesthetized dogs during fluid overload exhibited good agreement. Accordingly, transpulmonary thermodilution provides an accurate measurement of CO in dogs with fluid overload

    Bench-to-bedside review: Erythropoietin and its derivatives as therapies in critical care

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    Author can archive publisher's pdf. Free via Creative Commons: CC-BENCHTOBEDSIDE-2.0. © 2012 BioMed Central Ltd

    Gender gymnastics: performers, fans and gender issues in the Takarazuka Revue of contemporary Japan

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    This thesis analyses the Takarazuka Revue, an all-female musical theatre company, seeking to investigate its relation to broader issues of gender in contemporary Japan. Takarazuka has simultaneously reinforced and challenged the gender norms of Japanese society for the past ninety years, and indeed provides insights into the construction of those very norms. Takarazuka takes images of masculinity and femininity from mainstream society, the media, arts and popular culture, in both Japan and other countries, and reconstructs them according to its own distinct notions of how gender should be portrayed, both on and off its stage, not only by its performers, but also by fans and creative staff. Unlike in other single-sex theatrical genres featuring cross-dressing, such as Kabuki, gender is the essential focus of every performance in Takarazuka. Takarazuka's practices show that gender is not inherent, but must be learned through observation, imitation and direct instruction, and that various versions of male gender can be assumed for specific purposes, even temporarily, by biological females (and vice versa). Takarazuka's relationship with gender extends well beyond the stage itself; and one of the ways in which this thesis goes beyond other studies is its focus on the whole life-course of Takarazuka performers, including their girlhood and post-retirement years. The relationship with gender issues encompasses fans as well. The popularity of Takarazuka's male-role players (otokoyaku), in particular, indicates that the manipulation of gender within a theatrical context has great appeal for audiences. However, many Takarazuka fans, especially female fans of the otokoyaku, evidently not only passively consume the artistry of gender impersonation on its stage, but also actively contribute to its production by communicating their expectations about gender performance to the actors and the Takarazuka administration, and by encouraging each performer to sustain her stage gender off-stage when she appears in public, at least to a certain extent. The emotional investment of fans in supporting Takarazuka is often intense and long-lasting, and their attraction to Takarazuka clearly is not necessarily based solely upon sexuality, as other studies have proposed, but involves broader issues of gender. The influence of Takarazuka derives not only from its performances, but also from many other aspects of its organisation and gender-linked practices. Takarazuka's existence and details about its members and various unique practices are widely publicised by the media. Its influence upon the social construction of gender in Japan extends beyond the confines of its theatres, its versions of gender roles affecting the lives of many in the general populace apart from those directly involved in performing in, creating or supporting its productions

    HOW CAN WE CHOOSE AN ORTHOGRAPHY FOR OKINAWAN? Adapting the concepts of acceptability and usability to assist Okinawan orthography development

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    Okinawan, one of the Ryukyuan languages, is in the process of being replaced by Japanese. While there are ongoing revitalization efforts, large-scale education has yet to be introduced. One hindrance to this is the lack of a standard orthography, causing anything written in the language to differ greatly depending on the author. In this thesis, whether Cahill’s (2018) theory of orthography acceptability and usability should be adapted as a framework for the development of a standard Okinawan orthography was assessed by examining how the glottal stop and soft vowel onset, a phonemic pair not existing in Standard Japanese, is represented in Okinawan educational materials. For acceptability assessment, a dictation task with a native Okinawan was carried out. In addition to this, the orthographies of the two beginner level teaching materials of Okinawan, Shokyuu Okinawago (Hanazono 2020) and Shimakutuba Dokuhon -Chuugakusei- (Miyagi 2021), were analyzed. The acceptability of the orthographies was analyzed with the help of an interview with the informant, and the usability by step-by-step analysis. In this study the importance of using the concepts of acceptability and usability together was confirmed; orthography conventions that were suitable from the viewpoint of usability were still rejected due to acceptability factors, and vice versa. By using both concepts a wide discussion was achieved and potential points of conflict between the two were successfully discovered, allowing for the pinpointing of areas that need further study
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