• Title/Summary/Keyword: postulate

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간접증거성과 인식양상: 기능변이의 문제를 중심으로 (Indirect Evidentiality and Epistemic Modality: With Reference to Functional Variation)

  • 홍택규
    • 비교문화연구
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    • 제25권
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    • pp.649-678
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    • 2011
  • The purpose of this work is to explain categorial correlations between indirect evidentiality and epistemic modality on the basis of semantic, pragmatic usages of Russian so-called non-specialized lexical markers of evidentiality, such as kazhetsja, naverno, vidimo, poxozhe, dolzhno byt' etc. To do this, firstly I concentrated on the parameter of internal functional variation of a given parenthetic word. Secondly, I approached this topic from a typological perspective. Thirdly, I accepted Sweeter(1990)'s methodological assumption that etymological prototype of a given word plays a great role in grammatical, semantic, pragmatic changes. As a result, I could postulate general tendencies of grammaticalizations (or semantic, pragmatic, funtional changes) in the direction from epistemic modality to indirect evidentialty, which consists of inferentives, presumptives, and quotatives. For example, such a parenthetic word as kazhetsja can functions not only as a marker of epistemic modality of uncertainty, but also as inferentives. Besides, it is very interesting that this word lately has started to function as quotatives, too. This kind of functional variations are very characteristic in these spheres.

외상후스트레스장애를 위한 마음챙김기반 치료 (Mindfulness-Based Interventions for Posttraumatic Stress Disorder)

  • 홍현미;정영은
    • 대한불안의학회지
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    • 제18권1호
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    • pp.1-9
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    • 2022
  • Mindfulness has been widely researched in mental, physical health, and healthy populations. The effectiveness of mindfulness-based interventions have also been demonstrated in research studies. This report reviews the research on mindfulness based interventions currently employed for the treatment of posttraumatic stress disorder (PTSD). Mindfulness-based theories postulate that symptoms of PTSD are developed and maintained by experiential avoidance and non-mindful behaviors. Recent emerging work indicates that mindfulness based interventions, such as mindfulness-based stress reduction and mindfulness-based cognitive therapy, may improve the symptoms of PTSD. Further advances are needed to gain a better understanding of the ability of mindfulness based interventions to target specific symptom dimensions of PTSD and the psychological/neurobiological mechanisms of actions underlying these interventions.

Do Savant Syndrome and Autism Spectrum Disorders Share Sex Differences? A Comprehensive Review

  • Esperanza Navarro-Pardo;Yurena Alonso-Esteban;Francisco Alcantud-Marín;Mike Murphy
    • Journal of the Korean Academy of Child and Adolescent Psychiatry
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    • 제34권2호
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    • pp.117-124
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    • 2023
  • Savant syndrome was described before autism. However, they soon became closely associated, as many of their symptoms (intellectual disability, repetitive behaviors, alterations in social communication, and islets of abilities) overlap. Only a few women with autism have been diagnosed with savant syndrome. The theories or hypotheses that attempt to explain savant syndrome, which are common in autism, present differential treatment according to sex. We postulate that savant syndrome associated with autism as well as autism in general is underdiagnosed in women.

Identification and Characterization Colletotrichum spp. Causing Mango Dieback in Indonesia

  • Khaerani Nurlaelita;Arif Wibowo;Ani Widiastuti
    • The Plant Pathology Journal
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    • 제40권4호
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    • pp.399-407
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    • 2024
  • Dieback disease in mango trees has been observed in Indonesia, particularly in Java Island, with the causal agent remaining unidentified. One of the important pathogens that are responsible for causing mango dieback is Colletotrichum. Field surveys were conducted in various mango cultivating areas in Java Island, Indonesia to assess prevalence of Colletotrichum as dieback disease pathogen. Eleven Colletotrichum isolates were recovered from symptomatic dieback twigs and morphologically characterized. Genetic diversity fingerprint analysis was carried out using rep-PCR. Phylogenetic analysis identified isolates as belonging to Colletotrichum asianum and Colletotrichum cairnsense using partial sequences of four gene regions, including ITS, ACT, GAPDH, and TUB2. Pathogenicity tests on mango seedlings cv. Arumanis showed that all fungal isolates were responsible for causing dieback symptoms. Subsequently, symptomatic tissue was reisolated to fulfill Koch's Postulate. This study represented new funding for two species of Colletotrichum causing mango dieback in Indonesia.

체외순환 개심술이 혈액응고 요소에 미치는 영향에 관한 임상적 연구 (A clinical study on blood coagulation factors after open heart surgery with extracorporeal circulation)

  • 이철범;박영관
    • Journal of Chest Surgery
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    • 제13권4호
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    • pp.356-363
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    • 1980
  • Even now, the hemorrhagic syndrome after cardiac surgery with the aid or a pump oxygenator constitutes a significant problem. The purpose of this study is to postulate the possible causes of the bleeding after open hear surgery [OHS]. Fifteen consecutive OHS patients with various heart diseases were selected and platelet count, plasma fibrinogen, serum calcium level were observed pre-, intra- and post- operatively until 21 th postoperative day [POD]. The platelet count was significantly decreased with initiation of extracorporeal circulation [ECC] and continued to decrease slowly until cessation of ECC. Within 10 minutes after ECC the platelet count stared to increase. But it was significantly less than preoperative count until 5th POD. The peak count was found on 14th POD and the platelet count was gradually decreased. Plasma fibrinogen also decreased significantly during operation, but it recovered up to preoperative amount within 5 hours after termination of ECC. Thereafter it rapidly increased until 3rd POD when it reached its peak. From 3rd POD it showed slow downward slope until 21st POD, but it remained in significantly higher level than preoperative amount. Serum calcium levels showed minimum fluctuations during the whole course of study. Conclusively, the decrease in platelet count and fibrinogen amount may play a considerable role for the postoperative hemorrhage. But numerous other effects of ECC must be accounted for.

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Enterobacter cloacae, an Emerging Plant-Pathogenic Bacterium Affecting Chili Pepper Seedlings

  • Garcia-Gonzalez, Tanahiri;Saenz-Hidalgo, Hilda Karina;Silva-Rojas, Hilda Victoria;Morales-Nieto, Carlos;Vancheva, Taca;Koebnik, Ralf;Avila-Quezada, Graciela Dolores
    • The Plant Pathology Journal
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    • 제34권1호
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    • pp.1-10
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    • 2018
  • A previously unreported bacterial disease on chili pepper (Capsicum annuum L.) seedlings affecting as many as 4% of seedlings was observed in greenhouses in Chihuahua, Mexico (Delicias and Meoqui counties). Initial lesions appeared as irregular small spots on leaves and brown necrosis at margins tips were observed. Later, the spots became necrotic with a chlorotic halo. Advanced disease was associated with defoliation. A Gram negative, rod-shaped bacterium was isolated from diseased chili pepper seedlings. Three inoculation methods revealed that isolated strains produce foliage symptoms, similar to those observed in naturally infected seedlings. Pathogenic strains that caused symptoms in inoculated seedlings were re-isolated and identified to fulfill koch's postulate. Polyphasic approaches for identification including biochemical assays (API 20E and 50CH), carbon source utilization profiling (Biolog) and 16S rDNA, hsp60 and rpoB sequence analysis were done. Enterobacter cloacae was identified as the causal agent of this outbreak on chili pepper seedlings.

청소년기 자녀 가족의 가정교육 연구 -가정교육 내용에 관한 척도 개발을 중심으로- (A Study on the Home Education of Family with teenagers -A Focus of Developing the Scale on the Content of Home Education-)

  • 왕석순
    • 가정과삶의질연구
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    • 제15권2호
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    • pp.71-71
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    • 1997
  • This study aims ai the extraction of what is universally to be taught in modern Korean Families and its scalization. That is, it attempts to provide the criterion by which we can determine what to teach adolescent in the family, not in society or school. For this purpose, this study firstly reviews the preceeding studies on the subject. As a result of the review, we postulate the hypothetical structure consisting of 11 domains. Secondary, we gather the parent's view on the topic by interviewing 496 parents with teenagers. On the basis of this study, we can construct the questionnaire(Likert scale; 5 point). After we conduct an extensive empirical research(346 parents) in order to generalize 195 items of the workedout questionnaire. We apply factor analysis(principal axis factoring, oblique (promax) rotation) in the verification of the validity. As the consequence, we select 66 items consisting, 10 factors, which explain 68% of common variance. We name the 10 educational factors extracted in the scale as follows ; The Sense of Value, Communal Society, Sex, Esteem for an ancestor & a traditional way of life, Parent-Child Relationship, the Culture life within the family, The Guide of Learning Way, Setting up the way of life, The control of one's life, Friendship. The reliability of the scale is the cronbach =0.91 which turns out to be satisfactory.

유한요소법에 의한 열점탄성 응력해석 (Thermoviscoelastic Stress Analysis by the Finite Element Method)

  • 심우진;박인규
    • 대한기계학회논문집A
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    • 제20권7호
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    • pp.2148-2158
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    • 1996
  • Uncoupled, quasi-static and linear thermoviscoelastic problems are analyzed in time domain by the finite element approximation which is developed using the principle of virtual work and viscoelasticity matrices instead of shear and bulk relaxation functions as in usual formulations. The material is assumed to be isotropic, homegeneous and thermorheologically simple, which means that the temperature-time equivalence postulate is effective. The stress-strain laws are expressed by relaxation-type hereditary integrals. In spatial and time discritizations, isoparametric quadratic quadrilateral finite elements and linear time variations are adopted. For explicit derivations, the viscoelastic material is assumed to behave standard linear solid in shear and elastically in dilatation. Two-dimensional examples are solved under general temperature distributions T = T(x, t), and compared with other opproximate solutions to show the versatility of the presented analysis.

『유클리드 원론』 I권 정리 22의 Diorism을 통해서 본 존재성 (The Diorism in Proposition I-22 of 『Euclid Elements』 and the Existence of Mathematical Objects)

  • 유미영;최영기
    • 대한수학교육학회지:수학교육학연구
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    • 제25권3호
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    • pp.367-379
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    • 2015
  • 고대 그리스에서 '수학적 대상이 존재하기 위한 조건'으로 사용된 diorism을 통하여 수학적 대상의 존재성에 대하여 살펴본다. Diorism이 제시된 대표적 예인 "유클리드 원론" I권 정리 22를 중심으로 삼각형의 존재성을 "원론"이 어떻게 다루었는지에 대하여 논의한다. 정의한 대상의 존재성을 공준이나 명제로 증명하는 "원론"의 구조를 통하여 수학적 대상의 존재성은 인식가능성이고 공리체계 내에서 증명가능성임을 밝힌다. 이러한 관점에서 작도는 "원론"에서 존재성을 보증하는 주요 방법이다. 또한 diorism의 맥락에서 전개도가 다면체를 구성할 수 있음을 살펴보았다. 이러한 내용을 바탕으로 수학적 대상의 존재성에 대해 학교수학에서 시사하는 점을 논의하였다.

Effects of Nitric Oxide on Inhibitory Receptors of Rod Bipolar Cells of Rat Retina

  • Park, No-Gi;Bai, Sun-Ho;Jung, Chang-sub;Chun, Mynng-Hoon
    • The Korean Journal of Physiology and Pharmacology
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    • 제9권6호
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    • pp.347-352
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    • 2005
  • The effects of nitric oxide (NO) on inhibitory neurotransmitter receptors and some types of inhibitory receptors in dissociated rod bipolar cell (RBC) were investigated. In the whole cell voltage-clamping mode, the gamma-aminobutyric acid (GABA) activated current showed both sustained and transient components. GABA activated transient current was fully blocked by bicuculine, a $GABA_A$ receptor antagonist. The cis-4-aminocrotonic acid (CACA), a $GABA_C$ receptor agonist, evoked the sustained current that was not blocked by bicuculline (BIC). Glycine activated the transient current. These results indicate that the RBCs possess $GABA_A$, $GABA_C$, and glycine inhibitory receptors. Sodium nitroprusside (SNP), a NO analogue, reduced the currents activated by $GABA_A$ receptor only, however, did not reduce the currents activated by either $GABA_C$ or glycine receptors. This study signifies further that only NO depresses the fast inhibitory response activated by $GABA_A$ receptor in RBC. We, therefore, postulate that NO might depress the light-on/off transient inhibitory responses in RBCs in the rat retina.