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Hepatogenous diabetes in cirrhosis is related to portal pressure and variceal hemorrhage.
Jeon, Hyo Keun,Kim, Moon Young,Baik, Soon Koo,Park, Hong Jun,Choi, Hoon,Park, So Yeon,Kim, Bo Ra,Hong, Jin Heon,Jo, Ki Won,Shin, Seung Yong,Kim, Jung Min,Kim, Jae Woo,Kim, Hyun Soo,Kwon, Sang Ok,Kim, Plenum Pub. Corp.] 2013 Digestive diseases and sciences Vol.58 No.11
<P>The clinical impact and complications of hepatogenous diabetes (HD) on cirrhosis have not been elucidated. This study aimed to evaluate the relationship of HD with portal hypertension (PHT) and variceal hemorrhage and to assess the prevalence of HD.</P>
Case Reports : A Case of Pulmonary Vein Tumor Presenting as a Left Atrial Mass
Hyo Keun Jeon,Jung Ho Kim,Gwon Hyun Cho,Sun Young Kyung,Sung Hwan Jeong,Wook Jin Chung,Na Rae Kim 대한내과학회 2007 The Korean Journal of Internal Medicine Vol.22 No.1
Primary cardiac tumors are extremely rare and can originate within the heart or be the result of tumor spread from other sites. We report a female patient with a pulmonary vein tumor extending into the left atrium that had a suspicious primary malignant origin with a sacral metastatic carcinoma. The patient was admitted complaining of pain in her buttock area as a result of a sacral tumor. It was believed that the sacral tumor was a metastasis from the imaging study and clinical manifestation. The primary malignant origin was evaluated. The chest CT showed a left atrium thrombus-like lesion without a pulmonary abnormality. After a transesophageal echocardiogram, the patient was diagnosed with a pulmonary vein tumor extending to the left atrium. The patient was given palliative radiotherapy for the sacral pain. Initially, the clinical impression was a metastatic sacral tumor with a thromboembolism of the left atrium. However, this patient was finally diagnosed with a pulmonary vein tumor with a left atrium extension by a transesophageal echocardiogram.
Jeon, Woojin,Yoo, Sijung,Kim, Hyo Kyeom,Lee, Woongkyu,An, Cheol Hyun,Chung, Min Jung,Cho, Cheol Jin,Kim, Seong Keun,Hwang, Cheol Seong American Chemical Society 2014 ACS APPLIED MATERIALS & INTERFACES Vol.6 No.23
<P>The effects of Pt and RuO<SUB>2</SUB> top electrodes on the electrical properties of capacitors with Al-doped TiO<SUB>2</SUB> (ATO) films grown on the RuO<SUB>2</SUB> bottom electrode by an atomic layer deposition method were examined. The rutile phase ATO films with high bulk dielectric constant (>80) were well-grown because of the local epitaxial relationship with the rutile structured RuO<SUB>2</SUB> bottom electrode. However, the interface between top electrode and ATO was damaged during the sputtering process of the top electrode, resulting in the decrease in the dielectric constant. Postmetallization annealing at 400 °C was performed to mitigate the sputtering damage. During the postmetallization annealing, the ATO layer near the RuO<SUB>2</SUB> top electrode/ATO interface was well-crystallized because of the structural compatibility between RuO<SUB>2</SUB> and rutile ATO, while the ATO layer near the Pt top electrode/ATO interface still exhibited an amorphous-like structure. Despite the same thickness of the ATO films, therefore, the capacitors with RuO<SUB>2</SUB> top electrodes showed higher capacitance compared to the capacitors with Pt top electrodes. Eventually, an extremely low equivalent oxide thickness of 0.37 nm with low enough leakage current density (<1 × 10<SUP>–7</SUP> A/cm<SUP>2</SUP> at 0.8 V) and physical thickness of 8.7 nm for the next-generation dynamic random access memory was achieved from ATO films with RuO<SUB>2</SUB> top electrodes.</P><P><B>Graphic Abstract</B> <IMG SRC='http://pubs.acs.org/appl/literatum/publisher/achs/journals/content/aamick/2014/aamick.2014.6.issue-23/am506677e/production/images/medium/am-2014-06677e_0006.gif'></P>
Keun Hee Chung,Hyo Jeong Hwang,Kyung Ok Shin,Woo Min Jeon,Kyung Soon Choi 한국영양학회 2013 Nutrition Research and Practice Vol.7 No.4
The aim of this study was to examine the effects of perilla oil as well as several vegetable oils, including flaxseed oil, canola oil, and rice bran oil on plasma levels of cardioprotective (n-3) polyunsaturated fatty acids in mice by feeding each vegetable oil for a period of eight weeks. Concentrations of docosapentaenoic acid (DHA) and eicosapentaenoic acid (EPA), fish-based (n-3) polyunsaturated fatty acids, showed an increase in the plasma of mice fed perilla and flaxseed oils compared to those of mice in the control group (P < 0.05), whereas rice bran and canola oils did not alter plasma DPA and EPA concentrations. Arachidonic acid concentration was increased by feeding rice bran oil (P < 0.05), but not canola, flaxseed, or perilla oil. In addition, oleic acid, linoleic acid, and docosahexaenoic acid concentrations were altered by feeding dietary rice bran, canola, perilla, and flaxseed oils. Findings of this study showed that perilla oil, similar to flaxseed oil, is cardioprotective and could be used as an alternative to fish oil or even flaxseed oil in animal models.
Park, Hyo-Yeol,Jeon, Kyoung-Nam,Kim, Keun-Joo The Korean Institute of Electrical and Electronic 2010 Transactions on Electrical and Electronic Material Vol.11 No.1
The authors investigated the photoluminescence (PL) and the electron paramagnetic resonance (EPR) from an magnesium (Mg)-doped GaN thin film with a delta-doped layer. The regularly doped sample shows a PL peak at 2.776 eV for the as-grown sample, and the peak shifts to 2.904 eV and increases in intensity for the annealed sample. The delta-doped sample also shows the same PL peak as does the regularly doped sample. However, only the annealed delta-doped layer shows a sharp EPR with a small isotropic Lande g-factor, $g_{II}$, of 2.029. This resonance is attributed to the delta-doped layer, which forms a hole-bound Mg-N atomic structure instead of the $Mg_{Ga}-V_N$ defect complex, indicating that the delta-doped sample was not optically activated to form PL centers but was instead electrically activated to form a hole-bound state.
박정근,전진효 한국스포츠심리학회 2003 한국스포츠심리학회지 Vol.14 No.4
본 연구의 목적은 우수 테니스 선수들의 경기력에 영향을 미치는 스트레스 요인들을 규명하고 그 요인에 대해 그들이 활용하고 있는 대처방안을 규명하는데 있다. 본 연구에서는 전, 현직 국가대표 테니스 선수 15명을 대상으로 스트레스 요인과 대처방안을 내용 분석한 결과 5가지 스트레스 요인과 19가지 대처방안이 도출되었다. 스트레스 요인들로는 심리적 요인, 상대적 요인, 신체적 요인, 시합상황 요인, 그리고 팀 요인의 순으로 나타났다. 5가지 요인 중 세부적 요인으로 불안, 자신감 결여, 승리에 대한 압박감, 상대선수에게 지고 있을 때 선수들이 대부분 스트레스를 겪고 있는 것으로 확인되었고, 시합에 미치는 정도에서는 훈련부족과 슬럼프 요인이 가장 영향을 많이 미치는 것으로 나타났다. 대처방안으로는 심리적 요인에는 자신감, 긍정적사고, 경기를 즐김, 무시, 자아최면/자아대화, 경기집중, 신앙, 대화, 편안한 마음, 훈련/연습, 전술/전략, 승패초월, 목표설정, 페이스 유지, 휴식, 기분전환 방법을 사용하는 것으로 나타났다. 상대적 요인에는 전술/전략, 자신감, 페이스 유지, 자아최면/자아대화, 상황점검, 긍정적사고, 성실한 플레이, 기분전환, 편안한 마음으로 나타났다. 신체적 요인에는 훈련, 자신감, 편안한 마음, 자아최면/자아대화, 전술/전략, 정신력, 페이스 조절, 경기집중, 휴식, 기분전환, 신앙, 긍정적 사고, 영양섭취의 방법을 사용하는 것으로 나타났다. 시합상황 요인에는 심판순응, 긍정적 사고, 경기집중, 편안한 마음, 무시, 경기를 즐김, 기분전환, 자아최면/자아대화의 방법을 사용하는 것으로 나타났다. 팀 요인에는 대화/격려, 전술/전략, 경기집중, 믿음/신뢰, 긍정적사고, 편안한 마음, 무시, 훈련, 파트너교체, 경기를 즐김, 당당함, 약속의 방법을 사용하는 것으로 나타났다. 19가지 대처방안 중에서 엘리트 테니스 선수들이 가장 많이 사용하는 대처방안은 자신감, 전술/전략, 긍정적 사고, 경기집중 등의 순서로 나타났다. 따라서 우리나라 엘리트 테니스 선수들은 많은 스트레스 요인으로 인하여 경기력에 영향을 받고 있고 또한 나름대로의 대처방안을 강구하고 있는 것으로 확인되었다. This investigation examined the sources of stress and coping strategies in Korean elite tennis players. Fifteen tennis players who were former and current national tennis athletes were interviewed about the sources of stress they experienced and coping strategies they used at present and in the past, Qualitative methodology was utilized in this study and five stress sources and nineteen coping strategies were identified. Five stress sources in order were psychological factors (anxiety, confidence, pressure, slump, substitutions, and fear), opponent factors (losing, meeting a strong opponent, and knowing an opponent well), physical factors (injury, condition, and physical fitness), competition factors (judge and broadcasting), and team factors (a coach and senior's punishment, training, and teamwork). Nineteen coping strategies were confidence, tactics/strategies, positive thoughts, game concentration, training, comfortable mind, self-hypnosis/talk, ignore, communication, judge's agreement, fun with game, pray, face control, mood change, mental toughness, situation check, belief, rest, and etc.. The result showed that anxiety and lack of confidence were most frequently experienced stress and confidence. tactics/strategies, positive thoughts, and game concentration were most frequently used coping strategies. Therefore, this investigation confirmed that Korean elite tennis players experienced stress from many factors and used appropriate coping strategies against stress they experienced.