http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
윤철호(Chul-Ho Yoon),김윤정(Yun-Jeong Kim) 대한방사선과학회(구 대한방사선기술학회) 2009 방사선기술과학 Vol.32 No.2
소아 요로 감염의 초음파 검사 유용성검토에 대한 연구결과 다음과 같은 결론을 얻었다. 1. 요로 감염으로 진단된 환·아 122명 중 1세 미만이 100명으로 82%였고 남여 성비는 1.7 : 1로 남아가 높았으며 122명 중 신장초음파 검사(Kidney sonography), 배뇨성방광요도조영술(Voiding cystourethrography), 신주사검사(99mTC DMSA-scan), 3가지 영상의학적 검사를 시행한 환·아는 77명이였으며, 3가지 영상의학적검사중 진단율은 신장초음파검사(Kidney Sonography) 51%, 신주사 검사(99mTC DMSA-scan) 42% 배뇨성방광요도 조영술 (VCUG) 22%의 순으로 나타났다. 2. 신장초음파검사기술(Kidney Sonography)과 배뇨성 방광요도 조영술(VCUG)의 상관관계 비교에서 민감도(sensitivity) 82% 특이도(specificity)는 58%였으며, 신장초음파검사(Kidney Sonography)와 신주사검사 99mTC(DMSA-scan) 상관관계 비교에서는 민감도(sensitivity) 66%, 특이도(specificity)는 67%로 나타났다. 3. 소아 요로 감염 검사에서 환 ․ 아의 고통과 불쾌감, 수치심, 정신적인 스트레스유발, 검사 후 조영제에 대한 부작용, 방사선 피폭 등 검사와 관련된 합병증을 고려할 때 신장초음파검사(Kidney Sonography)의 유용성이 가장 높은 것으로 나타났다. In this study, we investigated utility of ultrasonography for urinary tract infections of infants. The results of the research is as follows : 1. The number of infants under one year old was 100 out of 122 infants who were diagnosed as a unitary infection. The ratio of males to females was 1.7 : 1. Seventy-seven infants who underwent three kinds of radiologic examinations such as kidney sonography (51%), 99mTC DMSA-scan (42%), and VCUG (22%). 2. In comparison of correlation between kidney sonography and VCUG, the sensitivity of kidney sonography was 82% while the specificity of kidney sonography was 58%. In comparison of correlation between kidney sonography and 99mTC DMSA-scan, the sensitivity of kidney sonography was 66% while the specificity of kidney sonography was 67%. 3. Utility of kidney sonography showed the highest efficiency when we considered pain, discomfort, a sense of shame, psychological stress when infants may undergo at the examination, side-effect of a contrast agent after the examination, and complication of exposure to radiation.
경남 지역 농업인의 상지 근골격계 질환 유병률과 위험인자
서영선 ( Young Sun Suh ),천윤홍 ( Yun Hong Cheon ),김현옥 ( Hyun Ok Kim ),김록범 ( Rock Bum Kim ),박기수 ( Ki Soo Park ),양현수 ( Hyun Su Yang ),박형빈 ( Hyung Bin Park ),나재범 ( Jae Bum Na ),윤철호 ( Chul Ho Yoon ),이상일 ( Sang 대한류마티스학회 2015 대한류마티스학회지 Vol.22 No.6
Objective. To evaluate the prevalence and risk factors of upper extremity musculoskeletal diseases (MSDs) among Korean farmers. Methods. The study was carried out from June 2013 to August 2015 on 850 farmers and 203 non-farmers (controls) in Gyeongnam Province. Physical examinations were performed by rheumatologists, orthopedists, and rehabilitation specialists. Plain radiography, a nerve conduction examination, and magnetic resonance imaging were performed, and the Disabilities of the Arm, Shoulder, and Hand (DASH) questionnaire was used to assess upper extremity function. Results. Thirty-four different types of upper extremity MSDs were detected in the 1,053 study subjects. The prevalence of any MSD in farmers was 8.96-fold higher than in control (p<0.001). The most obvious difference in prevalence between farmers and non-farmers was hand osteoarthritis (48.2% vs. 4.9%). Mean total DASH score was higher for farmers than non-farmers (14.29±13.66 vs. 10.03±10.85, p<0.001). Among farmers, myofascial pain syndrome, rotator cuff tear, and epicondylitis were more prevalent among overhead workers (growing persimmons, pears, and grapes) than in non-overhead workers (growing rice and upland crops). The following factors were associated with a rotator cuff tear; older age, overhead work, high waist circumference, and lower level of education. Hand osteoarthritis was found to be associated with older age, a female gender, high waist circumference, and longer total work time. Conclusion. The prevalence of upper extremity MSDs is much higher in farmers than non-farmers and greater still for farmers doing overhead work. Various factors contribute to the occurrence of upper extremity MSDs, and thus, the authors suggest an efficient preventive strategy, which involves consideration of type of work and risk factors, be established for farmers to reduce upper extremity MSDs. (J Rheum Dis 2015;22:366-373)
일측성선조체의 6-OHDA손상 후 도파민효능약물 투여로 발현된 회전운동의 특성
이순철,문민선,이수정,유민,윤철호,유관희 충남대학교 약학대학 의약품개발연구소 1997 藥學論文集 Vol.13 No.-
The present study examined the characteristics of behavior induced by dopamine agonists following treatment with 6-hydroxydopamine(6-OHDA) unilaterally into left striatum in rats. 6-OHDA was administered at doses of 8.16 and 24 ㎍/2㎕(in 0.1% ascorbic acid) into dopaminergic neurons in left striatum of 7 weeks old rat under anesthetic. Locomotor activity was significantly decreased at 1 week following 6-OHDA-administration in 7 weeks old rats. The contralateral circling behaviour was inducd by apomorphine(5 ㎎/㎏, I.p.) after 1 week following 6-OHDA(24 ㎍/2㎕) treatment, and was further increased by repeated administration of apomorphine at 2, 3 and 4 weeks. The contralateral circling behavior was also induced by lisuride and 1-dopa in a dose dependent manner, but not by SK & F 82526 in 7 weeks old rats treated with 6-OHDA, The contralteral circling behavior ws significantly higher in 21 weeks old rats but significantly lower in 35 weeks old rats when compared with 7 weeks old rats. The contralateral circling behavior induced by apomorphine did not differ significantly in and 35 weeks old male and female rats. These results suggest that 6-OHDA treatment into left striatum causes remarkable destruction of intrastriatal dopaminergic neurons leading to dopaminergic receptor supersensitivity. Thus, the contralateral circling behavior induced by apomorphine may be used as indicator for neurodegenerative diseases.
Induction of Cytochrome P450 1A and 2B by α-and β-Ionone in Sprague Dawley Rats
Jeong, Hye Gwang,Chun, Young-Jin,Yun, Chul-Ho,Moon, Chang-Kiu,Lee, Hye-Sook,Han, Sang Seop,Lee, Eung-Seok,Jeong, Tae Cheon 영남대학교 약품개발연구소 2002 영남대학교 약품개발연구소 연구업적집 Vol.11 No.-
β-lonone has been reported to induce the cytochrome P450 (P450) 2B1 in rats. In this study, the effects of and an isomer, α-lonone, on liver P450 1A and 2B experssion in Sprague Dawley rats were investigated. Subctaneous administration of α-and β-ionone 72 and 48hr prior to sacrificing the animals induced the liver microsomal P450 1A and 2B proteins. P450 2B1 induction was associated with the accumulation of its corresponding mRNA. Induction by β-ionone was much higher than that by α-ionone in both the mRNA and protein levels. When the route of administration was compared. P450 2B was induced more strongly after oral administration compared to that after subcutaneous injection. A single oral dose of 100, 300 and 600 mg/kg of α- and β-ionone for 24 h induced P450 2B-1selective pantoxyresorufin O-depentylase activity comparably in a dose-dependent manner. In addition, α- and β-ionone might be potent P450 2B1 inducers in rats, and that both ionones may be useful for examining the role of metabolic activation in chemical-induced toxicity where metabolic activation is required.