http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
Radiation-induced brain injury
Dong-Soo Lee,Mina Yu,Hong-Seok Jang,Yeon-Sil Kim,Byung-Ock Choi,Young-Nam Kang,Youn-Soo Lee,Dong-Chul Kim,Yong-Kil Hong,Sin-Soo Jeun,Sei-Chul Yoon 대한방사선종양학회 2011 Radiation Oncology Journal Vol.29 No.3
Purpose: This study was designed to determine the influencing factors and clinical course of pathologically proven cases of radiation-induced brain injury (RIBI). Materials and Methods: The pathologic records of twelve patients were reviewed; these patients underwent surgery following radiotherapy due to disease progression found by follow-up imaging. However, they were finally diagnosed with RIBI. All patients had been treated with 3-dimensional conventional fractionated radiotherapy and/or radiosurgery for primary or metastatic brain tumors with or without chemotherapy. The histological distribution was as follows: two falx meningioma, six glioblastoma multiform (GBM), two anaplastic oligodendroglioma, one low grade oligodendroglioma, and one small cell lung cancer with brain metastasis. Results: Radiation necrosis was noted in eight patients and the remaining four were diagnosed with radiation change. Gender (p = 0.061) and biologically equivalent dose (BED)3 (p = 0.084) were the only marginally influencing factors of radiation necrosis. Median time to RIBI was 7.3 months (range, 0.5 to 61 months). Three prolonged survivors with GBM were observed. In the subgroup analysis of high grade gliomas, RIBI that developed <6 months after radiotherapy was associated with inferior overall survival rates compared to cases of RIBI that occurred ≥6 months (p = 0.085). Conclusion: Our study demonstrated that RIBI could occur in early periods after conventional fractionated brain radiotherapy within normal tolerable dose ranges. Studies with a larger number of patients are required to identify the strong influencing factors for RIBI development.
Radiation-induced brain injury: retrospective analysis of twelve pathologically proven cases
Lee, Dong-Soo,Yu, Mi-Na,Jang, Hong-Seok,Kim, Yeon-Sil,Choi, Byung-Ock,Kang, Young-Nam,Lee, Youn-Soo,Kim, Dong-Chul,Hong, Yong-Kil,Jeun, Sin-Soo,Yoon, Sei-Chul The Korean Society for Radiation Oncology 2011 Radiation Oncology Journal Vol.29 No.3
Purpose: This study was designed to determine the influencing factors and clinical course of pathologically proven cases of radiation-induced brain injury (RIBI). Materials and Methods: The pathologic records of twelve patients were reviewed; these patients underwent surgery following radiotherapy due to disease progression found by follow-up imaging. However, they were finally diagnosed with RIBI. All patients had been treated with 3-dimensional conventional fractionated radiotherapy and/or radiosurgery for primary or metastatic brain tumors with or without chemotherapy. The histological distribution was as follows: two falx meningioma, six glioblastoma multiform (GBM), two anaplastic oligodendroglioma, one low grade oligodendroglioma, and one small cell lung cancer with brain metastasis. Results: Radiation necrosis was noted in eight patients and the remaining four were diagnosed with radiation change. Gender (p = 0.061) and biologically equivalent dose $(BED)_3$ (p = 0.084) were the only marginally influencing factors of radiation necrosis. Median time to RIBI was 7.3 months (range, 0.5 to 61 months). Three prolonged survivors with GBM were observed. In the subgroup analysis of high grade gliomas, RIBI that developed <6 months after radiotherapy was associated with inferior overall survival rates compared to cases of RIBI that occurred ${\geq}6$ months (p = 0.085). Conclusion: Our study demonstrated that RIBI could occur in early periods after conventional fractionated brain radiotherapy within normal tolerable dose ranges. Studies with a larger number of patients are required to identify the strong influencing factors for RIBI development.
Kim, Do Hyun,Hong, Yong-Kil,Jeun, Sin-Soo,Park, Yong Jin,Kim, Soo Whan,Cho, Jin Hee,Kim, Boo Young,Han, Sungwoo,Jung, Young Hoon,Lee, Yong Joo,Kim, Sung Won SAGE Publications 2016 Otolaryngology-head and neck surgery Vol.154 No.6
<P>Objective We evaluated postoperative changes in nasal cavity dimensions and their effects on nasal functions and symptoms. Study Design Case series with chart review. Setting Tertiary referral center. Subjects and Methods We studied patients who underwent binostril, 4-hand endoscopic endonasal transsphenoidal approach surgery with the bilateral modified nasoseptal rescue flap technique. Pre- and postoperative paranasal computed tomography scans were used to assess nasal cavity dimensional changes at 4 levels. We also performed several pre- and postoperative tests, including the Connecticut Chemosensory Clinical Research Center test and the Cross-Cultural Smell Identification Test (n = 119) to evaluate olfactory functions. Also, the Nasal Obstruction Symptoms Evaluation, the Sino-Nasal Outcome Test-20, and a visual analog scale were used (n = 157) to record subjective symptoms. We compared these data with the pre- and postoperative nasal cavity dimensions. Results Two-dimensional objective increases in nasal passage dimensions were evident postoperatively (all cross-sectional areas, P < .001, except choana and left inferior turbinate). However, these did not correlate with subjectively assessed symptoms (Nasal Obstruction Symptoms Evaluation, all cross-sectional areas, P .05, except right middle turbinate; Sino-Nasal Outcome Test-20, all cross-sectional areas, P .05) or olfactory dysfunction evaluated with the Connecticut Chemosensory Clinical Research Center test (all cross-sectional areas, P .05) or the Cross-Cultural Smell Identification Test (all cross-sectional areas, P .05). Conclusion Endoscopic endonasal transsphenoidal approach surgery altered the patients' nasal anatomy, but the changes in nasal cavity dimensions did not affect nasal functions and symptoms. These results will help surgeons to appropriately expose the surgical field during endoscopic endonasal transsphenoidal approach surgery.</P>
기혼 여성의 댄스스포츠 참여와 신체적 자기효능감 및 가정생활만족의 관계
전윤수(Jeun Youn-Soo),김용분(Kim Yong-Bun) 한국체육과학회 2005 한국체육과학회지 Vol.14 No.2
The purpose of this study was to provide useful informations for instructing dance sports by investigating physical self-efficacy satisfaction and family life satisfaction according to vital statistics factor and participation term. The subjects were composed of 342 married women who were participating in dance sports program at various culture centers in "D" metropolitan city and "K" province in 2003. SPSS 12.0 statistical program was used as method of statistical analysis for data analysis. After classifying according to vital statistics characteristics and participation term, frequency, mean, standard deviation of physical self-efficacy satisfaction and family life satisfaction were calculated. One-way ANOVA was used to examine the differences in physical self-efficacy satisfaction and family life satisfaction, and in case of significant differences method of post-hoc test(Scheffe' method) was used for post inspection. two independent samples t-test was done to examine the differences according to participation term. Results based on this research and data analysis were as follows : 1. In physical self-efficacy satisfaction and family life satisfaction according to age, the thirties was higher than the forties and fifties in case of physical self-expression confidence, housework satisfaction and general life satisfaction. 2. Physical self-efficacy satisfaction and family life satisfaction according to school career were high in proportion to school career. 3. Physical self-efficacy satisfaction and family life satisfaction according to income were generally high in inverse proportion to earnings. 4. In family life satisfaction according to housework hours, housework satisfaction was high in proportion to working hours, on the contrary mutual satisfaction between man and wife was high in case of short working hours, and general life satisfaction was high in case of working hours was less and more than average working hours. 5. In housework satisfaction according to participation term in dance sports program below 6 months was higher than over 6 months.
Electroimmobilization of DNA for ultrafast detection on a microchannel integrated pentacene TFT
Chand, Rohit,Jeun, Jun-Ho,Park, Min-Ho,Kim, Jung-Min,Shin, Ik-Soo,Kim, Yong-Sang Elsevier 2015 Journal of industrial and engineering chemistry Vol.21 No.-
<P><B>Abstract</B></P> <P>We report a pentacene thin-film transistor integrated with microfluidic channel as an ultrafast DNA sensor. The microchannel assisted in easy transport of sample onto the pentacene active layer. The DNA immobilization time on active layer was drastically shortened by applying low positive electric field at the gate electrode. This helps by attracting the negatively charged DNA toward the pentacene layer. This device was evaluated for the label-free detection of single stranded DNA. The electrical property of the device fiercely changed due to the adsorption of DNA. Furthermore, the electrical characteristics were studied as a function of immobilization voltage and time.</P>
$De$ $Novo$ Aneurysm after Treatment of Glioblastoma
Yoon, Wan-Soo,Lee, Kwan-Sung,Jeun, Sin-Soo,Hong, Yong-Kil The Korean Neurosurgical Society 2011 Journal of Korean neurosurgical society Vol.50 No.5
A rare case of spontaneous subarachnoid hemorrhage from newly developed cerebral aneurysm in glioblastoma patient is presented. A 57-year-old man was presented with headache and memory impairment. On the magnetic resonance image and the magnetic resonance angiography, a large enhancing mass was found at right frontal subcortex and intracranial aneurysm was not found. The mass was removed subtotally and revealed as glioblastoma. He took concurrent PCV chemotherapy and radiation therapy, but the mass recurred one month later after radiotherapy. He was then treated with temozolomide for 7 cycles. Three months after the completion of temozolomide therapy, he suffered from a subarachnoid hemorrhage due to a rupture of a small de novo aneurysm at distal anterior cerebral artery. He underwent an aneurysm clipping and discharged without neurologic complication.
Memantine Induces NMDAR1-Mediated Autophagic Cell Death in Malignant Glioma Cells
Yoon, Wan-Soo,Yeom, Mi-Young,Kang, Eun-Sun,Chung, Yong-An,Chung, Dong-Sup,Jeun, Sin-Soo The Korean Neurosurgical Society 2017 Journal of Korean neurosurgical society Vol.60 No.2
Objective : Autophagy is one of the key responses of cells to programmed cell death. Memantine, an approved anti-dementia drug, has an antiproliferative effect on cancer cells but the mechanism is poorly understood. The aim of the present study was to test the possibility of induction of autophagic cell death by memantine in glioma cell lines. Methods : Glioma cell lines (T-98 G and U-251 MG) were used for this study. Results : The antiproliferative effect of memantine was shown on T-98 G cells, which expressed N-methyl-D-aspartate 1 receptor (NMDAR1). Memantine increased the autophagic-related proteins as the conversion ratio of light chain protein 3-II (LC3-II)-/LC3-I and the expression of beclin-1. Memantine also increased formation of autophagic vacuoles observed under a transmission electron microscope. Transfection of small interfering RNA (siRNA) to knock down NMDAR1 in the glioma cells induced resistance to memantine and decreased the LC3-II/LC3-I ratio in T-98 G cells. Conclusion : Our study demonstrates that in glioma cells, memantine inhibits proliferation and induces autophagy mediated by NMDAR1.