전격성 경과를 취한 만성 호산구성 폐렴 환자 1예

윤호상,진춘조,유광하,이상엽,이수인,정상만,김선두,이순제,이길도,전혜정 건국대학교 의과학연구소 2000 건국의과학학술지 Vol.10 No.-

Chronic eosinophilic pneumonia(CEP) is a rare disease of unknown etiology characterized by chronic infiltration of the lung with eosinophils. It presents with profound systemic symptoms comprising fever, night sweats, weight loss, dyspnea and blood eosinophilia with nonsegmental air-space consolidation confined to the outer third of the lung, the "photographic negative of pulmonary edema". Histopathologic features of chronic eosinophilic pneumonia are intraalveolar and interstitial infiltrations with eosinophils, histiocytes, giant cells, scattered lymphocytes and plasma cells. Glucocorticoid therapy cause prompt resolution of symptoms as well as disappearans of blood eosinophils, elevated serum Ig E levels and the roentgenographic lesions. Infrequent radiographic findings include nodular infiltrates, consolidations, cavitations, atelectasis and pleural effusions. Deaths from CEP although rare, have been reported, but the majorities of CEP have benign courses and do not need a therapy with ventilator. We report a case of chronic eosinophilic pneumonia, which had a sudden course associated with diffuse pneumonic consolidations on the both lung and bilateral pleural effusion.

高速液體크로마토그라프法에 의한 錠劑 중 Strychnine Nitrate 및 Yohimbine Hydrochloride 의 同時定量

李允中,曺正吉,李東宣,丁海秀 成均館大學校 科學技術硏究所 1987 論文集 Vol.38 No.1

A simple, rapid extraction and simultaneous determination for yohimbine hydrochloride and strychnine nitrate in tablets, using high performance liquid chromatography with a reverse-phase solvent system, is described. Samples were extracted with 50% methanol by sonication. The extracts were filtrated and applied to HPLC. HPLCs of yohimbine hydrochloride and strychnine nitrate were carried out on μ-Bondapak C_18 Radial-pak cartridge(8mm i.d. x 10 cm) and CH_3CN/H_2O/CH_3COOH=20/78/2 for the solvent system. Recoveries from model preparations were more than 98%. This method was considered to be useful for the determination of yohimbine hydrochloride and strychnine nitrate in tablets at the same time.

소학교령기(1895-1905) 관·공립소학교교육의 성격에 대한 고찰

이성은,김정효,정희숙,이해지,허선영 한국초등교육학회 2004 초등교육연구 Vol.17 No.1

본 연구의 목적은 국가 주도의 기초 공교육의 효시가 된 소학교령기(1895-1905) 관, 공립소학교교육의 성격을 탐구함으로써, 우리나라 초등교육기원에서 보여지는 특성을 재조명하려는 데에 있다. 이를 위해 소학교령기의 사회적 상황과 교육적 요구, 초등학교의 교육목적, 교육내용 및 방법, 학습자계층과 교원양성과 처우에 대해 알아봄으로써, 당시 초등학교교육의 성격이 어떠했는지 규명하였다. 연구결과, 이 당시 관, 공립소학교는 사회 통합적이라기보다는 구국적 국민계몽교육의 성격을 띠었으며, 보편적 아동교육 이라기보다는 혁신적 근대교육을 상징하였고, 현실안주적 보통교육 이라기보다는 미래지향적 교육의 성격을 띠었다. 결론적으로 다양한 시대상황적 한계에도 불구하고 교육개혁의 의지는 대단하였던 것으로 평가되어졌다. The purpose of this study was to search for the nature of public primary school education in beginning period Enlightenment in Korea(1895-1905) in terms of the aims, the educational contents and methods, and the learner and teacher. For the purpose, the contemporary governmental documents, the newspapers, and other historic materials were collected and analyzed and the school sites were visited. The nature of public primary school education in beginning period of Enlightenment, was revealed as follows: First, it was not for the social consensus, but for the enlightenment of the people against nationalism. Second, it was not universal child education, but innovational elite education, Third, it did reflect not the present need, but the future need. In conclusion, it can be said that their intention of establishment of modem primary school has been underestimated and that their effort for educational reform should be reevaluated. But the research result suggests that public primary school education needs the balance not only between national needs and individual needs, but also between present needs and the future need.

Lycopersicum esculentum 'cherry tomato'의 葯培養에 관한 硏究

鄭海駿,李永馥 培材大學校 1984 論文集 Vol.5 No.-

Anthers at the stage of uninucleate microspore of Lycopersicum esculentum 'cherry tomato' were cultured on the Murashige and Skoog's medium suppllemented with NAA and BA. Most of the binucleate microspores were equationally divided whereas the unequational division was relatively rare. The two nuclei formed were again divided into multinuclei, which were further developed into calli. After one month of culture, calli there formed on the MS medium containing BA 2mg/l and NAA 0.25mg/l. Shoot of embryoid-like body was not formed from the calli after subculture on the medium with reduced amounts of auxins.

긴볼레기말의 항고지혈증 효과에 관한 연구 : Triton WR-1339 주사에 의한 고지혈증 유발 생쥐의 간세포내 지방 축적 감소를 중심으로 Based on the Decreasing Effect of Lipid Accumulation in Hepatocyte of Murine with Hyperlipidemia induced by Triton WR-1339

박인식,안상현,정재만,강윤호,이해풍,서귀문,홍용기,김호현,김진택 동국대학교 한의학연구소 1999 東國韓醫學硏究所論文集 Vol.7 No.2

본 연구는 긴볼레기말 추출물의 항고지혈증 효과를 조사하기 위해 ICR 생쥐에 TritonWR-1339(TX) 복강주사로 인위적인 고지혈증을 유발시킨 후 긴볼레기말 추출물(30㎎/㎏)를 복강주사하여 시간의 경과에 따른 간세포내에서의 지방 축적 변화를 조직화학적으로 관찰하였다. TX 주사후 그물구조의 세포질출 가진 간세포가 간엽 전체에서 관찰되었고, 일부 간소엽에서는 간세포 손상으로 인한 간세포판 소실이 나타났다. 또한 간세포내 지방축척도 증가하여 전체 간소엽의 간세포에서 지방의 과출현을 확인 할 수 있었고, 지방의 크기도 대조군에 비해 증가된 것으로 관찰되었다. 그러나 긴볼레기말 추출물 주사군에서는 그물구조의 세포질을 가진 간세포의 수가 TX 주사군에 비해 감소되었고, 대부분의 간소엽에서 정상적인 간세포판의 배열을 확인할 수 있었다. 간세포내의 지방 축적과 크기도 감소된 경향으로 관찰되었다. 이상의 결과로 볼 때 해조류 긴볼레기말 추출물은 고지혈증이 유발된 생쥐 간세포 내에서의 과도한 지방축적을 감소시키는 항고지혈증 효과를 하는 것으로 사료된다. Hepatic tissues of ICR mouse were intraperitoneally injeced with Colpomenia bullosa(CB) Extract after Triton WR-1339(TX) injection were observed to investigate the antihyperlipermic effect of CB extract for hyperlipidemic hepatic tissue caused by destruction of lipid metabolism. The hepatic tissues were obtained at hour-24, 48, and 72 after TX injection with CB extract treatment. And then these specimen were fixed in 10% neutral buffer solution and were cryocut. The tissue stained by H&E for general morphology and sudan black B for lipid distribution. The increase of hepatocyte having rneshlike cytoplasm were shown in all hepatic lobules after TX injection and the hepatic plates were disappeared in the region of meshlike hepatocyte aggregation, But the hepatocyte having meshlike cytoplasm were disappeared and hapatic plate were rearranged in CB extract injected mouse. The number of blue black colored lipid drop in hepatic cytoplasm of mouse injected with TX were increased and the size of lipid drop were enlarged. But the number of lipid drop in hepatic cytoplasm of mouse treated CB extract were decreased and the size of lipid drop were diminished. As results indicated that the accumulation of lipid drop caused by TX injection were mitigated by the antihyperlipidermic effect of CB extract.

PLD 박막의 물리적 성질

한용진,조봉균,정재훈,이수빈,박해윤,이태기,채희백,홍진수 순천향대학교 기초과학연구소 1998 순천향자연과학연구 논문집 Vol.4 No.2

Thin amorphous carbon films were deposited by a Q-switched Nd;YAG 532nm with beam power density of ?? on the high purity graphite (99.7%). The pressure of vacuum chamber was ?? Torr. In order to estimate the quality of the Pulsed Laser Deposition films one of the most important optical properties, bandgap energy, was characterized by transmission and reflection in the range of the visible, and an optical direct bandgap energy of 2.45eV and indirect bandgap energy 0.36eV were obtained. Surface morphology of amorphous film was investigated by AFM (Atomic Force Microscopy). Its surface roughness is 70nm. Comparing our results with the published values in the literature we have confidence that our films show the good quality for optical properties.

放射線이 생쥐生殖細胞에 미치는 影響에 關한 硏究

千基貞,柳炳善,鄭圭會,鄭海元,李鉦浩 대한방사선 방어학회 1985 방사선방어학회지 Vol.10 No.1

The objectives of present study is to investigate genetic damage of radiation in mammalian male germ cell and to establish available screening method for determining genetic hazard by radiation. Several methods were employed to measure the genetic damage of radiation as follows: Sperm head counts, frequency occurrence of sperm with abnormal head shape, fertility, activity of LDH-X, and the induction of unscheduled DNA synthesis (U.D.S.) in male mouse were performed with the passing of time after irradiation by making use of the sequence of event that occurs during spermatogenesis. Sperm head counts and activity of LDH-X in testes were gradually reduced by increased radiation dose and with the passing of the time after irradiation. Frequency occurrence of sperm with abnormal head shape, sterile period, and the induction of unscheduled DNA synthesis were increased by increased radiation dose. It is suggested that since germ cell is a direct reflection of genetic complement, the use of male germ cell is rapid and convenient method for measuring genetic damage by radiation.

Lipopolysaccharide 로 유발된 생쥐 무릎관절낭 염증에 관한 형태학적 연구 : 윤활관절막과 섬유관절막의 변화를 중심으로 Based on the Morphological Changes of Synovial Membrane and Fibrous Membrane

김진택,안상현,최난희,정재만,박인식,강윤호,김호현,이해풍 동국대학교 한의학연구소 1999 東國韓醫學硏究所論文集 Vol.7 No.2

본 연구는 관절염 유발시 일어나는 관절낭의 형태학적 변화를 조사하기위해 ljpopolysaccharide(LPS)주사로 인위적 관절낭 염증을 유발시킨 후 시간경과에 따른 윤활관절막과 섬유관절막의 형태 변화를 관찰하였다. BALB/C 암컷 생쥐 오른쪽 무릎관절낭에 LPS 300㎍/㎏를 주사한 후 3, 7 그리고 14일에 무릎관절을 얻었다. 무릎관절은 4주동안 EDTA용액에 탈회한 후 통상적 방법으로 paraffin에 포매하였다. 또한 윤활관절막의 미세구조변화는 embed812로 포매한 후 관찰하였다. LPS 주사후 관절연골 인접부위의 윤활관절막에서 시작된 세포과형성(hyperplasia)은 시간 경과후 전체 윤활관절막으로 확대되었다. 윤활관절막내의 미세구조의 변화로는 윤활포식세포(type 1)가 관절강내로의 많은 돌기(filopodia)를 내었고, 잘 발달된 과립형질내세망을 가지는 type 2 윤활분비세포의 숫적 증가가 보였다. 한편 LPS 주사후 섬유관절막에서 나타나는 형태학적 변화는 collagen fiber 생성에 의한 섬유화가 증가되며, 이러한 섬유화를 주도하는 섬유모세포의 이주증가파 관찰되었다. 또한 혈관 주위에서는 백혈구의 이주 증가가 나타났으며, 탈과립형(degranulated type) 비만세포가 많이 관찰되었다. 이상의 결과로 LPS 주사로 관절낭에서 염증이 유발되어 윤활관전막과 섬유관절막에서 형태학적 변화가 나타났다. 이러한 일련의 형태학적 변화는 발병초기 류마티스성 관절염에서 나타나는 병리학적 소건과 동일한 결과로서, 앞으로 진행될 치료제 개발과 유발기전에 관한 해석을 위한 in vivo 실험의 적절한 모델로 기여한 것으로 기대된다. Synovial joint of BALB/C mice were injeced with Lipopolysaccharide(LPS) were observed to investigate the morphological changes of synovial capsule caused by rheumatoid arthritis(RA). The RA on female Balb/c mice were induced by LPS injection, as dose of 300㎍/㎏, into synovial cavity of knee joint. And then these specimen were fixed in 10% neutral buffered formalin and were decalcificated in EDTA solution for 4 weeks. The hyperplasia of synovium were appeared in synovial membrane. The filopodia of phagocytic like synoviocyte(type Ⅰ synoviocyte) projected into synovial cavity and the number of fibroblast like synoviocyte(type Ⅱ synoviocyte) with well-developed endoplasmic reticulum were increased in synovium. In fibrous membrane, the fibrosis induced by synthesis of collagen fiber were enlarged to all fibrous membrane, and the number of fibroblast were increased. A great number of inflammation component cell as Iymphocyte and neutrophil leukocyte were infiltrated around capillary and the degranulate typed mast cell were increased. As results indicated that the hyperplasia of synovium induced by LPS, subsequently to cause the fibrosis, infiltration of imflammation component cell, and increase of degranulated type mast call as same as symptoms of RA.

Interactions between Chicken Salt-soluble Meat Proteins and Makgeolli Lees Fiber in Heat-induced Gels

Yun Sang Choi,Kwoan Sik Park,Hack Youn Kim,Hyun Wook Kim,Dong Heon Song,Hai Jung Chung,Ju Woon Lee,Cheon Jei Kim 한국축산식품학회 2011 한국축산식품학회지 Vol.31 No.6

The technological effects of Makgeolli lees fiber (0, 0.5, 1.0, 2.0, and 4.0%) on chicken salt-soluble breast meat proteins in a model system on proximate composition, physicochemical properties, and textural properties were investigated. Makgeolli lees fiber was obtained from Makgeolli brew processing, and the by-products showed good dietary fiber. The moisture and ash contents, water holding capacity, redness, yellowness, hardness, and apparent viscosity of chicken salt-soluble meat protein heat-induced gel systems with Makgeolli lees fiber were all higher than the control without Makgeolli lees fiber. However, protein solubility and electrophoretic patterns did not differ among the control and treatments with Makgeolli lees fiber samples. The chicken salt-soluble protein heat-induced gel systems incorporating Makgeolli lees fiber had improved water holding capacity, textural properties, and viscosity due to Makgeolli lees fiber addition. These results suggest that the addition of 4.0% Makgeolli lees fiber to gel is helpful to improve the physical properties of heat-induced gels.

Interactions between Chicken Salt-soluble Meat Proteins and Makgeolli Lees Fiber in Heat-induced Gels

Choi, Yun-Sang,Park, Kwoan-Sik,Kim, Hack-Youn,Kim, Hyun-Wook,Song, Dong-Heon,Chung, Hai-Jung,Lee, Ju-Woon,Kim, Cheon-Jei Korean Society for Food Science of Animal Resource 2011 한국축산식품학회지 Vol.31 No.6

The technological effects of Makgeolli lees fiber (0, 0.5, 1.0, 2.0, and 4.0%) on chicken salt-soluble breast meat proteins in a model system on proximate composition, physicochemical properties, and textural properties were investigated. Makgeolli lees fiber was obtained from Makgeolli brew processing, and the by-products showed good dietary fiber. The moisture and ash contents, water holding capacity, redness, yellowness, hardness, and apparent viscosity of chicken salt-soluble meat protein heat-induced gel systems with Makgeolli lees fiber were all higher than the control without Makgeolli lees fiber. However, protein solubility and electrophoretic patterns did not differ among the control and treatments with Makgeolli lees fiber samples. The chicken salt-soluble protein heat-induced gel systems incorporating Makgeolli lees fiber had improved water holding capacity, textural properties, and viscosity due to Makgeolli lees fiber addition. These results suggest that the addition of 4.0% Makgeolli lees fiber to gel is helpful to improve the physical properties of heat-induced gels.