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      • Comparison of Characteristics of Soybean Varieties Grown in a Green House and open Field for Leaf Use

        Kim, Yong_Duk,Yang, Young_Taek,Kim, Kyung_Ho,Kim, Sung_Taek,Kang, Hyoung_Shick 한국작물학회 2008 한국작물학회 학술발표대회 논문집 Vol.2008 No.10

        Jeju islanders consume soybean leaves as a wrapping for slices of raw fish and pork, eating mainly the young, raw, but fully extended leaf. These leaves are known to contain several kinds of functioning compounds, such as amino acids, isoflavones, flavonoids and pterocarpans. Farmers grow soybean leaves, but different soybean varieties and their characteristics for soybean leaf production have not been studied. Therefore, this study compared agronomic characteristics and iso flavones among varieties grown in a green house and in an open field. The results were as follows: There were differences in agronomic characteristics among the varieties and between places grown; generally, indoor growing produced bigger and more abundant leaves of higher quality. There were also differences in isoflavone contents in soybean leaves. Soybean leaves harvested earlier contained higher amounts in total concentration. Plants grown outside showed slightly higher but, different concentrations of the compunds studied. These results indicate that it is possible to control the isoflavone levels with varieties used, and harvest time and place.

      • 스포츠 관련인자에서 본 여자중학생의 골밀도에 관한 연구

        김덕중,이신언,김대경 한국스포츠리서치 2004 한국 스포츠 리서치 Vol.15 No.1

        In order to obtain the basic data for the relationship between factors related to sports and bone density of middle school girls, bone densities of a heel were measured, and physical characteristics and living backgrounds on exercises were surveyed. The subjects were one-hundred and forty two girls(15~18 years, mean±SD=16.5±0.84 years) of a middle school in Nagano prefecture, accepted our visiting bone health check. Bone density was measured by ultrasound bone-densitometer 'Achilles'(Lunar). As for the data, we obtained the stiffness index(Stiffness) with a self-resistered questionnaire for the items of physical and exercise factors for the girls in puberty, middle school girls who belong to a sport club have significantly higher bone density than other girls. In detail, those who do the sports which consist of mainly running or jumping, have significantly higher bone density than others who do no sports. There also were significants on the kinds of sports, on the frequency of sports and on the duration of sports. Moreover, those who had the regular sports history have higher bone density than those who had no regular sports history, and the mean Stiffness of the group that care to do physical exercises daily was higher than those who do not care to do exercises. These results suggest that there are many kinds of factors related to sports which favourably contribute to obtain sufficient bone mass of middle school girls who are in a developmental stage.

      • 실어증 환자의 난독증과 난서증에 관한 연구

        조경덕 배재대학교 인문과학연구소 2005 人文論叢 Vol.22 No.-

        Case study of acquired Hangul dyslexia and dysgraphics caused by circum- brain dysfunction, providing information on cognitive processing of Hangul words. Reading aloud and writing dictation tasks administered to examine brain dysfunction korean`s ability to produce korean words. participant have difficult of nonwords reading aloud and writing more than words reading aloud and writing. It is suggested that korean nonwords reading aloud deficit must result from damage at the level of the grapheme-phoneme conversion. It is assumed to have a breakdown in participant`s ability to convert orthographic information to phonological information. Reading aloud and Writing of Korean words is considerd that the use of a stored representation of a pronunciation in a phonological lexicon.

      • 만성 정신분열증환자의 혈장 알파-1-산성 당단백질치

        이경덕,박애자 중앙대학교 의과대학 의과학연구소 1993 中央醫大誌 Vol.18 No.1

        AGP was functioned as acute phase reactant and binding protein of basic drugs. Levels of plasma alpha-1 acid glycoprotein(AGP) were measured by single radial immunodiffusion in 38 normal controls and 38 chronic schizophrenic patients. We correlated the severity of symptoms and the usefulness of differentiation of subtypes in schizophrenia by using Positive and Negative Syndrome Scale(PANSS) with plasma AGP. The results were as follows. 1. The plasma AGP concentration was about 35% higher in samples from chronic schzophrenic patients(83.2+-24.9㎎/㎗) than the normal controls(61.4+-12.0 ㎎/㎗, p<0.001), 9 out of the 38 chronic schizophrenics had shown higher plasma AGP concentrations than the highest levels of the normal controls. 2. In chronic schizophrenic patients, the plasma AGP concentration was not correlated significantly with each score of 30 psychiatric parameters and 4 scales(positive, negative, composite and general psychopathology) that were rated by PANSS(R=0.01-0.28). 3. The plasma AGP concentration was not different significantly among four subtypes of schizophrenics (positive, negative, mixed and neither) that categorized by PANSS(p>0.05). These results indicate that levels of plasma AGP are useful indicator for differentiating schizophrenia from normal, but these are not useful as a biological marker to correlate with severity of symptoms and cat egorize subtypes.

      • SCOPUSKCI등재

        Digora 영상시스템을 이용한 인접면 인공 치아우식병소의 진단능에 관한 연구

        김재덕,오경란,최의환 大韓口腔顎顔面 放射線學會 1998 Imaging Science in Dentistry Vol.28 No.2

        Digora system is an intraoral indirect digital radiography system utilizing storage phosphor image plate. It has wide dynamic range which allows it to decrease the patient's exposure time and may increase diagnostic ability through image processing (such as edge enhancement, grey scale conversion, brightness change, and contrast enhancement). And also, ti can transmit and storage image information. The purpose of this study was to evaluate the diagnostic ability of artificial proximal caries between Conventional radiograph and Digora images(unenhanced image, brightness & contrast controlled image, and edge enhanced image). ROC(Receiver Operating Characteristic) analysis, paired t-test, and F-tests were done for the statistical evaluation of detectability. The following results were acquired: 1. In Grade I lesions, the mean ROC areas of Conventional radiograph, Digora unenhanced image, Digora controlled image, and Digora edge enhanced image were 0.953, 0.933, 0.965, 0.978 (p>0.05). 2. In Grade II lesions, the mean ROC areas of Conventional radiograph, Digora unenhanced image, Digora controlled image, and Digora edge enhanced image were 0.969, 0.964, 0.988, 0.994. Among theses areas, there was just statistical significance between Diagnostic abilities of Digora edge enhanced image and Conventional rediograph(p<0.05). 3. In the Interobserver variability, the ROC curve areas of Digora edge enhanced image was lowermost in these areas, regardless of the Carious lesion depths. In conclusion, intraoral indirect digital system, Digora system has the potential possibility as an alternative of Conventional radiograph in the diagnosis of proximal caries.

      • SCOPUSSCIEKCI등재

        2급 1류 부정교합 환자에서 activator 유형에 따른 치료 효과에 관한 연구

        김덕상,이진우,차경석 대한치과교정학회 1997 대한치과교정학회지 Vol.27 No.3

        Activator는 성장기 아동에서 치성 및 악골 부조화를 개선하기 위해 성장을 이용하여 치료하는 악기능장치중 대표적인 것으로 1930년대부터 오랜 역사를 가지고 사용되고 있지만 아직까지도 그 사용여부, 작용방법, 효과에 향을 주어 골격적 관계를 변화시킨다는 의견도 있다. 현재에는 많은 논란에도 불구하고 기능성 장치가 성장중이고 협조적인 환자에서 2급 관계를 성공적으로 치료할 수 있다는 사실에 대부분 의견을 공유하고 있다. 본 연구는 하악골의 후방 변위를 보이는 Angle씨 2급 1류 부정교합 환자에서 많이 사용되고 있는 activator를 그 사용 목적에 따라 하악골의 수평적 성장을 유도하기 위한 horizontal type activator와 수평적 성장과 함께 수직적 성장도 유도하기 위한 vertical type activator로 분류하여 사용한 결과 나타나는 치료 효과의 차이를 비교 연구하고, 각 군내의 남녀군간에 치료 효과나 성장 양상에 차이가 있는지를 알아보기 위하여 시행하여 다음과 같은 결론을 얻었다. 1. Horizontal type activator를 사용한 군의 치료 전후 비교시 하악의 전방위치와 LAFH, AFH등 안면 전방부의 수직적 증가가 관찰되었다. 2. Horizontal type activator를 사용한 군의 남자군에서는 두개저에 대한 하악의 길이 증가를 동반한 상악의 후방위치가 관찰되었으며, 여자군에서는 하악의 길이 증가뿐만 아니라 하악전치의 순측 경사와 하안면 고경의 증가가 관찰되었다. 3. Vertical type activator를 사용한 군의 치료 저후 비교시 전안면고경, 전하안면고경, 후안면고경, 후하안면 고경의 증가와 함께 두 개저에 대한 하악의 길이 증가가 두드러졌다. 4. Vertical type activator를 사용한 남자군에서는 하악의 길이 증가뿐만 아니라 전안면 고경과 후안면고경의 증가가 관찰되었으나, 여자군에서는 전안면 고경의 증가만 주로 관찰되었다. 5. Horizontal type activator와 Vertical type activator를 사용한 군들의 치료 전후 비교시 치료전에는 골격적 차이를 나타내었으나 치료후에는 치성관계에서만 차이를 나타내어 서로 다른 activator의 사용이 주로 치성 성분에 대한 효과에만 차이를 나타낸다고 사료된다. 6. 치료전에는 차이가 없던 남, 여군 사이에 치료후에 차이가 나타나는 것은 치료 효과에 관계없이 남녀에 따른 성장양상의 차이가 그대로 표현된 것으로 사료된다. 연구는 거대 편도를 가진 기능성 III급 부정 교합자의 구개 편도 절제술 전후의 인두강, 설골, 두부 위치의 변화 양상에 대해 알아보기 위해 단국대학교 부속 치과 병원 교정과에 내원한 남녀 환자 42명을 대상으로 연구하여 다음과 같은 결론을 얻었다. This research was carried out to compares the treatment effects of Horizontal and Vertical type activators in Angle`s Class II div. 1 maloccusion patients with mandibular retrusion dand to find out whether different treatment effects or growth pattern were observed between sexes in each study groups. The results were as follow: 1. In horizontal activator group, forward positioning of mandible and vertical increase in anteror face as examplified by increase of LAFH and AFH were observed when pre and post-treatment datas were evaluated. 2. Males samples in Horizontal activator group showed increase in mandiular length accmpanied by posterior positioning of maxilla, whereas female samples in Horizontal activator group showed increase in mandibular body length, labial inclination of mandibular incisors and increase in lower anterior facial height. 3. In vertical activator group, increase in AFH, LAFH, PFH and LPFH were observed when pre and post treatment datas were evaluated. 4. Male samples in Vertical activator group showed increase in mandibular body length and anterior and posterior facial heights, whereas females samples of Vertical activator group showed mainly increase in anterior facial height. 5. When pre and post treatment datas of Horizontal and vertical activator groups were compared. skeletal difference were mainly observed in pretreatment datas but dental difference were observed in post treatment datas, indicating that two actiators differ only in their effects to dental variables. 6. Difference between sexes were noted after treatment although no difference were observed between sexes in each groups before treatment. This indicates that inherent growth effects in each sex exerts more influence than appliances used for treatment.

      • SCOPUSSCIEKCI등재

        Angle씨 Ⅲ급 부정교합 환자중 Activator사용 전후의 설골의 위치 변화에 관한 연구

        고상덕,차경석 대한치과교정학회 1994 대한치과교정학회지 Vol.24 No.4

        This study was conducted to assess the positional changes of hyoid bone following the use of activator in Angles class Ⅲ malocclusion patients with functional factors. For this study, 40 Angle's class I patients and 40 Angle's class Ⅲ patients, totally 80 subjects were used. They are all in Hellman's dental age ⅢB-ⅢC ranges. In lateral cephalogram to compare Angle's class I group and Angle's class Ⅲ group, and the positional changes of the hyoid bone before and after the use of activator in Angle's class Ⅲ malocclusion group. The results were obtained as follows; 1. Comparison of Angle's class I group and Angle's class Ⅲ group. In comparison to Angle's class I group, hyoid bone is more anteriorly and superiorly in Angle's class Ⅲ group. The hyoid bone showed reverse inclination to the mandibular plane in Angle's class Ⅲ malocclusion group. 2. Comparison of the hyoid positional change before and after use of Activator in Angle's class Ⅲ malocclusion group. The hyoid bone is displaced posteriorly and inferiorly in vertical relationship. The hyoid bone also showed counter-clockwise rotation. 3. No statistical difference was found between after Activator use data of Angle's class Ⅲ malocclusion group and Angle's class I group. It is concluded that the hyoid bone in Angle's class I malocclusion group changed its position, similar to Angle's class I malocclusion group.

      • 신경아세포종에서 N-myc 유전자 증폭의 의미

        박경덕 충남대학교 의과대학 지역사회의학연구소 1995 충남의대잡지 Vol.22 No.2

        Neuroblastoma is one of the most common solid tumors in childhood and still shows relatively ominous prognosis among childhood cancer. Prognosis of the patients depends on multiple clinicopathologic parameters including age, stage, monoclonal antibodies, histologic degree of differentiation, DNA ploidy, and amplification of N-myc. Tumor specimens of 12 patients that were obtained from the files of Department of Pathology, Seoul National University Children's Hospital during the period of 1985 to 1990 were assayed for amplification of the N-myc oncogene. Amplification of the N-myc oncogene was found in 3 stage IV neuroblastomas of the 12 patients. Amplification was not found in 1 stage II, 4 stage III, and 4 of 7 with stage IV neuroblastoma. This results suggest that the genomic amplification of N-myc oncogene seems to have a role in the progression of the neuroblastoma.

      • 아크릴로니트릴과 스티렌계 광공중합 반응속도에 관한 연구

        설수덕,최경선 동아대학교 공과대학부설 생산기술연구소 1998 生産技術硏究所硏究論文集 Vol.3 No.1

        The objective of this study is to investigate the kinetics of the photoinitiated(λ=365nm)copolymerization of acrylonitrile with styrene in the presence of Lewis acid and hydrogen donors-in and homogeneous reaction system at 25℃. From these experiment and discussions, we have the results as follows. 1. The reaction of AN-St successfully competes with the quenching of BP triplet by styrene. 2. The monomer reactivity ratio of AN-St was deterimined by Kelen-Tu¨do¨s method, reactivity ratios of n(AN), r₂(St), as 0.09, 0.59 respectively and their model is as follows. R_p=0.023[M]^0.48[I]^0.47[S]^0.62[H]^0.32exp^-1.38/RT

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