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Lee Jian,Hwang Insun,Park Ye-Seul,Lee Do Yup 한국응용생명화학회 2023 Applied Biological Chemistry (Appl Biol Chem) Vol.66 No.-
Although various fruits are consumed as fresh produce in South Korea, information on the concentrations of heavy metals in such fruits remains lacking despite the known toxic efects of the metals. Moreover, the health risks posed by seven potentially toxic metals (As, Ba, Cd, Cr, Ni, Pb, and Sb) ingested through fruit consumption have not been assessed using recent dietary data and occurrence data. Inductively coupled plasma-mass spectrometry was used to quantify these metals in 207 samples of fresh fruits mainly consumed in South Korea. The mean concentra‑ tions (mg kg−1 fresh weight) of the metals in all fruit samples were as follows: As<0.0021, Ba 0.3675, Cd<0.0022, Cr 0.0307, Ni 0.0815, Pb 0.0236, and Sb<0.0021. Only Ba showed a signifcant negative correlation with Pb (ρ= −0.5385) in the studied fruits at the 95% confdence level. The non-carcinogenic risk of the seven metals in terms of hazard quotients was Pb (0.0149)>As (0.0086)>Ni (0.0081)>Sb (0.0080)>Ba (0.0031)>Cd (0.0027)>Cr (0.0001), and the haz‑ ard index, which is the sum of the hazard quotients, was 0.0275 (less than 1). The carcinogenic risks of As and Pb were 4.62E−07 and 5.05E−07, respectively (below 1E−04). The hazard index of seven metals and carcinogenic risks of As and Pb indicated that no health risks were associated with fruit consumption in the Korean population. However, the hazard quotient and carcinogenic risk of Pb in apples were the highest for children aged 1–2 years, indicating that continuous targeted risk monitoring in this age group is required.
황종민 ( Jong Min Hwang ),김광하 ( Gwang Ha Kim ),김원진 ( Won Jin Kim ),이희선 ( Hee Sun Lee ),이혜원 ( Hye Won Lee ),류동엽 ( Dong Yup Ryu ),송근암 ( Geun Am Song ),박도윤 ( Do Yun Park ) 대한소화기학회 2011 대한소화기학회지 Vol.57 No.3
Menetrier`s disease is a rare entity characterized by large, tortuous gastric mucosal folds. The mucosal folds in Menetrier`s disease are often most prominent in the body and fundus. Histologically, massive foveolar hyperplasia (hyperplasia of surface and glandular mucous cells) is noted, which replaces most of the chief and parietal cells. Profuse mucus is usually observed during the endoscopy but there have been few cases that show interesting endoscopic findings such as mucus bridge or water pearl. Herein, we report a case of Menetrier`s disease showing mucus bridge by excessive mucus observed during the endoscopy. (Korean J Gastroenterol 2011;57:184-188)
한국인 정신지체 환자에 있어서 취약 X증후군의 빈도 : 세포유전학적 및 분자유전학적 분석
최영민(Young Min Choi),황도영(Do Yeong Hwang),전종관(Jong Kwan Jun),최진(Jin Choe),박성효(Sung Hyo Park),노미경(Mee Kyung Noh),오선경(Sun Kyung Oh),구승엽(Seung Yup Ku),서창석(Chang Suk Suh),김석현(Seok Hyun Kim),양세원(Se Won Yang) 대한산부인과학회 1999 Obstetrics & Gynecology Science Vol.42 No.11
Fragile X syndrome is the most common cause of inherited mental retardation. It accounts for 0.2% - 2.7% of patients with mental retardation, based upon the molecular genetic diagnosis. However, the exact prevalence of fragile X syndrome in Korean patients with mental retardation is unknown. We have performed cytogenetic and molecular analysis for fragile X syndrome in 212 Korean patients with mental retardation. Among them, six patients (2.8%) was identified as carrying fragile X syndrome by both cytogenetic and molecular analysis. The results by cytogenetic analysis was identical to those by molecular analysis. Cytogenetic analysis of 6 carriers (mothers of patients with proven fragile X syndrome) showed a fragile X chromosome in one patients (16.7%) while molecular analysis revealed premutation in all patients. PCR method using Klentaq1과 Pfu polymerase showed the same results as those by PCR method using Exo(-) Pfu polymerase, but the former method is recommended because of its simplicity in technical aspect. These data suggest that the prevalence of fragile X syndrome in Korean patients with mental retardation is 2.8%, not significantly different from those in Caucasians.
최영민(Young Min Choi),최진(Jin Choe),황도영(Do Yeong Hwang),박성효(Sung Hyo Park),전종관(Jong Kwan Jun),구승엽(Seung Yup Ku),서창석(Chang Suk Suh),김석현(Seok Hyun Kim),김정구(Jeong Koo Kim),문신용(Shin Yong Moon),이진용(Jin Yong L 대한산부인과학회 2000 Obstetrics & Gynecology Science Vol.43 No.5
We have undertaken this study to identify the usefulness of two variable dinucleotide tandem repeats within the factor Ⅷ gene for carrier detection and prenatal diagnosis of hemophilia A in the Korean population. We have analyzed these polymorphisms in 50 unrelated Korean mothers of patients with severe hemophilia A, using polymerase chain reaction. The expected heterozygosity rates of the intron 13 and intron 22 dinucleotide repeats were 56% and 40%, respectively. Analysis of the intron 13 and intron 22 dinucleotide repeats revealed heterozygous patterns in 29(58%) and 17(34%) of 50 mothers studied, respectively. The combined overall informativity of the intron 13 and intron 22 dinucleotide repeats was 68%. Using linkage analysis with the intron 13 dinucleotide repeats, we have attempted three cases of carrier detection and two cases of prenatal diagnosis in two families of patients with severe hemophilia A. Two pregnant women were diagnosed as carriers, and the other patients as non-carrier Prenatal diagnosis revealed an unaffected male in one fetus, and an unaffected female in another fetus. This data demonstrated that the analysis of the intron 13 and intron 22 dinucleotide repeats very useful in the carrier detection and prenatal diagnosis of hemophilia A in the Korean population.
PCR을 이용한 factor 8 유전자의 XbaI/intron 22 다형성 분석에 의한 혈우병 A의 분자유전학적 진단
최영민 ( Young Min Choi ),박성효 ( Sung Hyo Park ),백고은 ( Ko Eun Back ),최진 ( Jin Choe ),황도영 ( Do Yeong Hwang ),전종관,구승엽 ( Seung Yup Ku ),서창석 ( Chang Suk Suh ),김석현 ( Seok Hyun Kim ),김정구 ( Jung Gu Kim ),문신용,이미란 대한산부인과학회 2003 Obstetrics & Gynecology Science Vol.46 No.4
Objective : To set up the methodology for PCR analysis of XbaI/intron 22 polymorphism of the factor Ⅷ gene, and to identify the usefulness of XbaI/intron 22 polymorphism analysis for carrier detection and prenatal diagnosis of hemophilia A in the Korean p
서부 경남지역 딸기 농장에서의 Staphylococcus aureus의 분리와 Staphylococcal enterotoxin a, b, c gene 검색
김세리(Se-Ri Kim),심원보(Won-Bo Shim),김지훈(Ji-Hun Kim),황승재(Seung-Jae Hwang),박선자(Seon-Ja Park),하상도(Sang-Do Ha),김근성(Keun-Sung Kim),이규호(Kyu-Ho Lee),김민곤(Min-Gon Kim),김광엽(Kwang-Yup Kim),김철호(Cheol-Ho Lim),정덕화(Duck 한국식품과학회 2005 한국식품과학회지 Vol.37 No.2
최영민 ( Young Min Choi ),김은주 ( Eun Joo Kim ),이미란 ( Mi Ran Lee ),손영수 ( Young Soo Son ),최진 ( Jin Choe ),황도영 ( Do Yeong Hwang ),전종관 ( Jong Kwan Jun ),지병철 ( Byung Chul Jee ),구승엽 ( Seung Yup Ku ),서창석 ( Chang 대한산부인과학회 2004 Obstetrics & Gynecology Science Vol.47 No.10
Objective : To identify mutations within the factor Ⅷ gene in Korean patients with severe hemophilia A. Design : A laboratory analysis. Methods : We systematically sequenced the promoter, all exons and splice junctions of factor Ⅷ gene in 23 unrelated Kor