• Title/Summary/Keyword: Research Findings

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Recurrent Uterine Cervical Carcinoma: Spectrum of Imaging Findings

  • Joon-Il Choi;Seung Hyup Kim;Chang Kyu Seong;Jung Suk Sim;Hak Jong Lee;Kyung-Hyun Do
    • Korean Journal of Radiology
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    • v.1 no.4
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    • pp.198-207
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    • 2000
  • Uterine cervical carcinoma is one of the most common malignant tumors occurring in females. After primary treatment, patients are usually followed up with CT or MRI and the findings of these modalities may be the first sign of recurrent disease. Because earlier additional treatment by chemotherapy or radiation therapy may improve the prognosis, the early detection of recurrent cervical carcinoma is clinically important. In this article, we review the CT and MR imaging findings of recurrent uterine cervical carcinoma, and assign them to one of four groups: a) recurrence at the primary site, involving the intrapelvic organs, b) extension to the pelvic side-wall, c) metastases to pelvic and extrapelvic lymph nodes, or d) metastases to distant organs. A further contribution of CT and MR imaging is the detection of hydronephrosis due to ureteral obstruction. The cases in each group are illustrated and discussed, and since an awareness of the spectrum of imaging findings of recurrent cervical carcinoma is likely to lead to its early detection, radiologists should be familiar with the information presented.

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Late Biological Effect of High-dose Radiation in the Mice (마우스에서의 고선량(高線量) 방사선(放射線)에 의한 만성장해(慢性障害))

  • Kim, Sung-ho;Kim, Young-ju;Oh, Yeong-ran;Yun, Taik-koo
    • Korean Journal of Veterinary Research
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    • v.27 no.2
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    • pp.269-275
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    • 1987
  • Radiation-induced life shortening, carcinogenesis and other pathological changes were investigated in NIH(GP) mice after $^{60}Co-{\gamma}$ ray irradiation(100~700rads). The results were summarized as follows: 1. There were little difference in body weights, hematological examination and other clinical findings between normal and irradiated groups. 2. Mean survival time of the mice after irradiation were decreased dose-dependently. 3. Main gross findings of the mice irradiated were appeared as enlargement of spleen, thymus and lymph nodes, tumorous nodules of lung and cyst of ovary. Especially, enlargement of thymus was promineort in high dose group. 4. Microscopically, there were various findings including myeloid leukemia, thymic lymphoma, lung adenoma, adenosquamous cell carcinoma of pancreas, pneumonia and other pathological changes. Especially thymic lymphoma was highly frequent in the 700 rads group.

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Current Literature Analysis of Arts and Cultural Management

  • Woo-Jun JANG
    • The Journal of Industrial Distribution & Business
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    • v.15 no.4
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    • pp.27-33
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    • 2024
  • Purpose: Arts and cultural management are a field with unique meaning and significance. This study is uniquely based on the focus of arts and cultural management on social and cultural sustainability sets it apart from other related study fields. Through delving into arts and cultural management, one can quickly gain skills vis-à-vis creativity and innovation in traditional and emerging media platforms. Research design, data and methodology: The current researcher relied on the descriptive research design, arriving at and evaluating the findings. The descriptive research design was the most ideal because of the need to evaluate the various literature sources systematically and later describe them without undue influence. Results: This research's core finding of art and cultural management in the current literature may be split up four findings, such as (1) Art and Cultural Management is Fast Embracing Digital Innovations and Related Elements, (2) Data and Analytics in Art and Cultural Management, (3) Interdisciplinary Nature of Arts and Cultural Management Elements, and (4) Arts and Cultural Management Face Numerous Challenges that Define it and its Future. Conclusions: All in all, based on the literature findings, the present research concludes that It is incumbent upon the various stakeholders, such as the government, to prioritize the arts and cultural management field through adequate budgeting and allocation of money.

ACUTE TOXICITY STUDY OF RECOMBINANT GRANULOCYTE-MACROPHAGE COLONY STIMULATING FACTOR (LBD-005) IN RATS

  • Kim, Hyoung-Chin;Boohyon Kang;Ha, Chang-Soo;Han, Sang-Seop
    • Toxicological Research
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    • v.8 no.1
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    • pp.41-48
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    • 1992
  • The actue toxicity of a recombinant granulocyte macrophage colony-stimulating factor (code name: LBD-005) was evaluated in both sexes of Sprague-Dawley rats, 4 weeks old, by the oral, subcutaneous and intravenous routes of administration. LBD-005 in the acute toxicity study in the rats was not considerde to induce any toxicological effect on the rats in mortalities, clinical findings, body weights and gross findings. It is suggested that $LD_{50}$ values in rats would be >48 mg/kg in the oral route and >12 mg/kg in the subcutaneous or intravenous route.

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The Impact of Acquisition Announcements on Acquiring Firms' Alliance Partners : A Research Review and Compositive Research Model for Retail Industry

  • Koo, Ja-Seung
    • Journal of Distribution Science
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    • v.12 no.5
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    • pp.15-26
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    • 2014
  • Purpose - This study addresses an acquisition's impact on a firm's strategic relationship based on findings of existing academic studies and theoretical assertions. Through examining existing research results and theoretical grounds for an acquisition's impact on various stakeholders, this study indirectly approaches the impact on stakeholders including alliance partners. Research design, data, and methodology - This research identified a variety of related theoretical foundations and empirical studies. Research objectives of prior studies mainly focused on merging firms and direct participants of acquisition activity. In addition, academic attention on the impact on rival firms has recently been growing. However, little research on alliance partners was found. Prior studies simultaneously employed event study methodology and cross-sectional analysis to make further theoretical contributions. Results and Conclusions - Based on the findings of prior studies, this research proposed a complementary research model for future academic inquiry into the impact of an acquisition on an alliance partner's return and for predicting an acquisition announcement's effect on alliance partners.

Review on the Family Communication Research in Korea (한국의 가정의사소통연구 대한 고찰)

  • 김순옥
    • Journal of Families and Better Life
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    • v.7 no.2
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    • pp.71-83
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    • 1989
  • This paper reviews research on family communication in Korea. The 51 literatures which had been published till 1988 are used to review. The review includes brief summaries of literatures in methodological issues and research findings classified into five major domains ; theoretical understanding, communication in family relationship, relation to human development, family communication in home management, and the use of family communication in family therapy. Some of the major conclusions may be summarized as follows: 1) Family communication research has short history since it begun in 1973. 2) Research method used in almost the survey research. 3) It is difficult to generalize the research findings because of the short of research and the unexquisiteness of methodology, but is is possible somewhat to understand family communication in Korea.

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ON IMPULSIVE SYMMETRIC Ψ-CAPUTO FRACTIONAL VOLTERRA-FREDHOLM INTEGRO-DIFFERENTIAL EQUATIONS

  • Fawzi Muttar Ismaael
    • Nonlinear Functional Analysis and Applications
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    • v.28 no.3
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    • pp.851-863
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    • 2023
  • We study the appropriate conditions for the findings of uniqueness and existence for a group of boundary value problems for impulsive Ψ-Caputo fractional nonlinear Volterra-Fredholm integro-differential equations (V-FIDEs) with symmetric boundary non-instantaneous conditions in this paper. The findings are based on the fixed point theorem of Krasnoselskii and the Banach contraction principle. Finally, the application is provided to validate our primary findings.

Impact of PSA and DRE on Histologic Findings at Prostate Biopsy in Turkish Men Over 75 Years of Age

  • Verim, Levent;Yildirim, Asif;Basok, Erem Kaan;Peltekoglu, Erol;Pelit, Eyup Sabri;Zemheri, Ebru;Tokuc, Resit
    • Asian Pacific Journal of Cancer Prevention
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    • v.14 no.10
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    • pp.6085-6088
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    • 2013
  • Prostate specidic antigen (PSA) and digital rectal examination (DRE) are the known predictive factors for positive prostate biopsies differing according to the age, region and race. There have been only very limited studies about the impact of PSA on histological findings at prostate biopsy in Turkey. The aim of this study was to evaluate the impact of PSA and clinical stage on histologic findings of prostate biopsy in men older than 75 years of age as a first study in the Turkish population. A total of 1,645 consecutive prostate biopsies were included, with 194 men aged 75 or older. Cancer was identified in 104 patients (53.6%). Of the 104 positive biopsies, Gleason scores were less than 7 in 53 (49%) patients, 7 or greater in 51 (51%) patients. Positive prostate biopsies were significantly correlated with advanced age (p=0.0001), abnormal DRE (p=0.0001) and raised PSA (p=0.0001). The prostate volume was significantly correlated with advanced age especially in prostate cancer patients over 75 years, compared with those under 75 (p=0.0001). These results are useful for counseling men older than 75 years for prostate cancer detection. However, PCa screening decisions are currently based on urologist judgment and detection of latent asymptomatic disease is an important concern regarding costs, overdiagnosis, overtreatment and quality of life (QOL) for men aged 75 years and older. Healthy old patients with a long life expectancy need to be carefully evaluated for eligibility for PCa screening.

Neuropsychological Findings in Schizophrenia (정신분열증의 신경심리학적 소견)

  • Lee, Hee-Sang
    • Sleep Medicine and Psychophysiology
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    • v.2 no.2
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    • pp.105-114
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    • 1995
  • Schiophrenia is characterized by a variety of cognitive dysfunctions. A number of research findings suggest that schizophrenic patients have global deficits in cognitive functions, such as attention, memory, executive functions, and motor functions. These cognitive deficits, once they arise, tend to become relatively stable. In spite of much efforts to search for the cognitive dysfunctions in schizophrenia, there are no specific deficits or localizations found. It is necessary that future neuropsychological research of schizophrenia should include relationships between symptoms and cognitive dysfunctions and their relationships to treatment.

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The Effectiveness of Capital Controls and Macroprudential Measures

  • JUNYONG LEE;KYOUNGHUN LEE;FREDERICK DONGCHUHL OH
    • KDI Journal of Economic Policy
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    • v.45 no.4
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    • pp.1-22
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    • 2023
  • We review the literature on the effectiveness of capital controls and macroprudential measures. First, we explain the purposes and examples of capital controls and macroprudential policies. We then analyze various theoretical models and empirical findings from prior studies that investigate the effectiveness of each instrument. Moreover, we review several studies that directly compare the two instruments and discuss whether policymakers should implement capital controls or macroprudential measures to overcome financial crises. Finally, based on a discussion of the findings of previous studies, we suggest several possible avenues for future research.