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2-bromopropane이 Sprague-Dawley 랫트의 blood-testis barrier에 미치는 영향
손화영,강부현,조성환,윤원기 충남대학교 수의과대학 동물의과학연구소 1997 動物醫科學硏究誌 Vol.5 No.-
This study was carried out to investigate the effect of 2-bromopropane, which recently caused occupational intoxication in Korea, on blood-testis barrier of Sprague-Dawley rats. 10 weeks old male Sprague-Dawley rats were treated with 3.5g/㎏ of 2-bromopropane for 3 consecutive days orally. 2-bromopropane treatment induced degeneration of spermatogonia but spermatocytes, spermatids, Sertoli cells and interstitial cells showed normal appearance. There was no effect observed on the Blood-testis barrier examination by hypertonic fluid or lanthanum was normal.
손정화,손현식,조영란,권혁민,김만배 강원대학교 정보통신연구소 2003 정보통신논문지 Vol.7 No.-
1990년대 후반부터 다양한 디지털 통신망을 이용하여 멀티미디어 컨텐츠 서비스가 가능하게 되었다. 하지만, 멀티미디어 컨텐츠의 전달 및 이용을 위한 기반 구조들의 독자적 발전 및 다양한 통합적 관리 체계 시스템으로 인해, 멀티미디어 컨텐츠 표현 방식의 호환성 문제, 혼재하는 네트워크 전달 방식과 단말 방식의 호환성 문제 등의 잠재적인 문제점이 발생한다. 이런 문제의 대안으로 현재 존재하는 기술 및 기반 구조들 사이의 연동을 통한 큰 프레임워크인 MPEG-21이 진행 중이다. 본 논문에서는 현재 표준화 작업이 진행 중인 MPEG-21을 기반으로 하는 Testbed를 제안한다. Testbed는 server, client, DIA(Digital Item Adaptation)의 세 모듈로 구성된다. Server의 역할은 멀티미디어 컨텐츠를 Digital Item(DI)으로 생성하고, client가 DI를 요구할 경우 DIA 모듈을 통해서 변환된 DI를 client에게 제공한다. DIA 모듈은 server에서 동작되며 client로부터 요청된 DI를 분석하고 client로부터 전송된 환경 정보를 이용하여 client 환경에 적합하게 변환된(adapted) DI를 생성하는 것이 주 기능이다. Client는 server에 저장되어 있는 DI를 선택하고 user preference, terminal capability 등의 필요한 정보를 server로 전송한다. Testbed에서는 스포츠 경기의 동영상, 정지 영상, 경기 내용, 역사를 기록한 파일 등의 DI를 이용한다. 표현 언어는 XML이며, HTTP 기반의 Web 환경에서 구동되도록 설계된다.
문지영,손화영,류시윤,조성환 忠南大學校 獸醫科大學 動物醫科學硏究所 2005 動物醫科學硏究誌 Vol.13 No.-
6 pigs suddenly died of severe dyspnea at the piggery in Chungbuk and Daejeon, Korea. Authors diagnosed it as porcine pleuropneumonia resulting in A. pleuropneumoniae on the ground of pathological findings and bacteriological isolation. The clinical signs were high fever, depression, dyspnea, blood-tinged discharge through the mouth and nostrils, cough, sialism. In grossly, congestion and hemorrhage were showed in the acute pleuropneumonia in 4 pigs. In 2 pigs, the chronic pleuropnuemonia characterized by adhesion between visceral pleura and parietal pleura resulting in fibrous exudate was observed. The histopathologic changes were characterized by congestion, hemorrhage, neutrophil infiltration, edema, vascular thrombosis, macrophage activation, and fibrinous exudate in the acute pleuropneumonia. In the chronic stages of this disease, fibrous pleuritis, macrophage infiltration, lymphocyte infiltration, and marked fibrosis around areas of necrosis were observed. Also there were oat cells, the characters of porcine pleuropneumonia. Actinobacillus pleuropneumonia was isolated from pneumonic lesions and biochemical identification was carried out. A. pleuropneumoniae was particularly susceptible in vitro to Amoxicillin/clavulanic acid, Ampicillin, Ciprofloxacin. Norfloxacin, Gentamycin, Tiamulin, Cefazolin, Ceftiofur, and Colistin.
팔체질침을 이용한 반월판 관절경부분절제술 환자의 치험례
강영화,김성욱,손인석,서정철,윤현민,장경전 동의대학교 한의학연구소 2001 동의한의연구 Vol.5 No.-
슬관절은 지속적인 압력을 받거나 충격때문에 동작범위의 한계에 이를 때 손상받기 쉽다. 반월판 파열 환자는 일상생활에 지장을 주는 동통, 정복되지 않는 잠김, locking이나 giving way가 자주 일어나는 경우, 지속적인 신전제한이 있을 때 수술의 적응증이 된다. 반월판 파열 환자의 재활에 있어서 관건은 대퇴사두근의 근력과 ROM의 회복이다. 팔체질침 시술후 반월판 부분절제술을 시행한 환자가 동통의 강도와 동통 재발의 감소, ROM의 개선, 전반적 상태면에서 체침이나 MPS 시술 때보다 더 나은 경과를 얻었다. Knee joints are apt to be injured when they are over the limit of ROM by continuous pressure or impact. The patient of meniscus tear has to be operated in case that he has the symptom of knee pain obstructive to daily life, unreducable locking, frequent locking or giving way, continuous extention limit. In the rehabilitation of the patient of meniscus tear, the key is the progress of musculi quadratus femori's power and ROM. After 8 constitutional acupucture therapies, partial menisectomy patient has the better process about decrease of pain intensity and relapsing pain frequence, development of ROM, general condition more than general acupucture or MPS medical treatment.
박희서,손화영,정성목,송근호,조종기,이영원,신상태,김명철,김덕환,박성준 충남대학교 수의과대학 동물의과학연구소 2004 動物醫科學硏究誌 Vol.12 No.-
An eleven year old castrated male Maltese was presented to the Veterinary Medical Teaching Hospital of Chungnam National University. In physical examination, approximately 0.5 cm round mass was observed on tail base. This small elevated mass has also shown alopecic and firm configuration. It was differentially diagnosed as sebaceous adenoma and hyperplasia by fine needle aspiration. After surgical removal, the sample was diagnosed as sebaceous hyperplasia by histopathological examination. It has not yet shown any signs of recurrence and prognosis has teen good.
곰팡이 오염된 사료를 섭취한 개에서 신부전과 calcium oxalate-like crystal
육현정,손화영,류시윤,조성환 충남대학교 수의과대학 동물의과학연구소 2004 動物醫科學硏究誌 Vol.12 No.-
In March and July 2004, 2-year-old female Yorkshire Terrier and 7-year-old female Shih-Tzu were referred to the College of Veterinary Medicine, Chungnam National University. Clinically, two dogs showed anorexia, vomiting and emaciation. The signs had occurred after the dogs were fed diets infected with oxalate-producing fungi. At necropsy, Shih Tzu had severe renal damage with the green-yellowish colored uroliths in the renal pelvis and the both kidneys were extremely reduced in sizes. Microscopically, Yorkshire Terrier had acute nephritis contained necrotized and degenerated tubular epithelial cells in cortex. Numerous calcium oxalate-like crystals were infiltrated into most tubules, especially the proximal convoluted tubules. Shih Tzu showed chronic nephritis with nephrosclerosis displaced by fibrous connective tissue in most areas. The glomeruli had undergone all stages of variation such as degeneration and fibrosis.
최종윤,손화영,전무형,조성환,김혜성,류시윤,박배근,이영원,윤원기 충남대학교 수의과대학 동물의과학연구소 2001 動物醫科學硏究誌 Vol.9 No.-
Two farmed young ostrich chicks were applied to pathology laboratory at Chungnam National University. Grossly, one ostrich showed rotated tibiotarsus, the other showed rolled toes. Case 1 ostrich was hypertrophy of fibualis longus and tibial cranialis tendon and gastrocnemius tendon in crus, inflammation of flexor digitorum longus. In histopathological views, myocytes of fiburalis longus were showed hypertrophy and hyperplasia. It is not found any specific feature in X-ray of the case 2 ostrich. Limb deformities were detected frequently in farmed ostrich chicks in 2- to 3 weeks old. Limb deformities were an important cause of mortality in farmed ostrich chicks during the first 10weeks after hatch. Cause of limb deformities were considered a nutrition problem.