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Calix[6]arene 유도체를 이용한 물속에 녹아있는 중금속 이온의 제거 효율성 연구
한승완,박유미,성대동,김상열 동아대학교 환경문제연구소 1992 硏究報告 Vol.15 No.1
The removal effectiveness of various heavy metal ions in aqueous solutions has been studied by means of spectroscopic and pH method. Treatment of calix[6]arene-p-hexa-sulfonate and O-n-hexa[6]arene-p-sulfonate to heavy metal ion solutions showed a good result to remove the big size atomic radii of the heavy metal. Stability constants were depended on the variation of pH likely to show the absorbance is higher at pH 8~10 region.
3-N-Chloroethylnitrosocarbamoy1-2,2,5,5-tetramethy1-pyrroline-1-oxyl의 합성
崔舜圭,朴유미,李時雨 東亞大學校 大學院 1994 大學院論文集 Vol.19 No.-
Nitrosourea derivatives(18) containing nitroxyl radicals as a carriers of alkylating agents were synthesized by a conventional route via carbamoylation of isocyanate and nitrosation, respectively. The intermediate isocyanate(16) required for the synthesis of carbamoylated derivatives was obtained through Curtius rearrangement reaction of carbonylazide. Thin layer chromatography, determination of melting point, lnfrared spectroscopy and Nudeas Magnetic Resonomce spectroscopy were used in idchtifying the suructure of those compounds.
성대동,박유미 동아대학교 환경문제연구소 1993 硏究報告 Vol.16 No.1
The reaction mechanism and molecular carcinogenetic property for the reaction of Seyferth's reagents such as phenyl(bromodichloromethyl)mercury and phenyl(tribromomethyl) mercury with food additives as dehydroacetic acid and coumarin has been studied under the conditions fo UV/vis photolysis and laser flash photolysis. 1. The reaction reactivities of Seyferth's regents as phenyl(bromodichloromethy1)mercury and phenyl(tribromomethyl) mercury are compared in all reaction conditions. The reactivity of phenyl(bromodichloromethy1) mercury is higher than the reactivity of phenyl(tribomomethy1) mercury at any reaction conditions in this research. This means that the leaving effect of : CCl₂carbene is higher than that of CBr₂carbene from mercury atom in Seyferth's reagent. 2. The yield of a highly toxic carcinogenetic carbene intermediate in the condition of UV/vis photolysis is less than those of laser flash photolysis. It is explainable that the reactions of Seyferth's reagent with the food additives are inhibited compared with the dimerization reaction of dihalogen carbenes each other. 3. The reactions of Seyferth' s reagents with dehydroacetic acid and coumarin are accelerated increasing with the negative(-) values of the bond energy of HgCCX₂and σ MO energy.
3-N-Choroethylnitrosocarbamoyl-2,2,5,5-tetramethylpyrroline-1-oxyl의 합성
崔舜圭,朴유미,李時雨 東亞大學校 附設 基礎科學硏究所 1994 基礎科學硏究論文集 Vol.11 No.1
Nitrosourea derivatives(18) containing nitroxyl radicals as a carriers of alkylating agents were synthesized by a conventional route via carbamoylation of isocyanate and nitrosation, respectively. The intermediate isocyanate(16) required for the synthesis of carbamoylated derivatives was obtained through Curtius rearrangement reaction of carbonylazide. Thin layer chromatography, determination of melting point, lnfrared spectroscopy and Nudeas Magnetic Resonomce spectroscopy were used in idchtifying the structure of those compounds.
청소년을 위한 교육 프로그램 개발·실시 및 평가에 관한 연구
계선자,이정우,김명자,박미석,송말희,유을용,김경아,정진희 대한가정학회 2003 Human Ecology Research(HER) Vol.41 No.8
The main goal of this program is to build a healthy adolescent culture by broadening the understanding of adolescents and recognition of the environment as well through the development of educational programs centering on the domains of peer relationships, intimacy in dating relationships and sex, leisure activities, and consumption life of adolescents. The program was carried out to 10 young boys and girls for two days/one night and the major findings of the effects of the program through a qualitative evaluation were as follows: First, the program provided adolescents with a proper opportunity to promote a sense of self-confidence through the self-reevaluation process. Secondly, the program provided adolescents with a chance to firmly recognize to become good friends with others though the enhancement of self-esteem, which helped them to build a healthy peer relationship. Thirdly, adolescents were able to promote their views on sex and sexual decision-making by acquiring a proper knowledge of intimacy in dating relationships and of sex, and by candidly expressing their own opinions on sex with instructors. Fourthly, the program provided adolescents with an opportunity to look back on their leisure life with family members which had been neglected thus far and to renew their recognition of active leisure activities. Fifthly, the program provided adolescents with a chance to reflect on their unplanned consumption life and to be firmly determined to refrain from impulsive purchasing and extravagance.
청소년자녀와 어머니를 위한 세대간 이해증진 프로그램 개발 및 실시
김명자,이정우,계선자,박미선,송말희,김경아,박수선,유을용,정진희 대한가정학회 2003 Human Ecology Research(HER) Vol.41 No.1
The relationship between adolescent children and parents has a profound effect on not only the adolescents development into healthy adults but also the psychological welfare of the parent. A program focused to improve adolescents relationship with parents has not been developed until now. To achieve the educational goals enhancing mutual understanding, it is more effective to educate both the parents and adolescent childern. Thus, this study developed and carried out a program in which adolescent children and mothers, being fully in charge of raising children, participated. The study analyzed the program effects after implementing on 6 pairs of adolescent children and mothers. The results are as follows: 1) adolescent children and mothers placed high values on the fact that they can understand each other well, 2) both parties accepted each other by recognizing the inevitability of the generation gap, and 3) the program gave them a chance to admit that they should try to communicate openly. Most of all, adolescent children could find self-confidence while mothers could collect valuable data essential to raise children and build a new mother's role model adapting to social changes.
Diagnostic Usefulness of the Janus Kinase 2 Mutation in non BCR/ABL Myeloproliferative Disorders
( Soo Mee Bang ),( Jeong Yeal Ahn ),( Ji Yoon Park ),( Soo Jin Yoo ),( Se Hoon Park ),( Eun Mi Nam ),( Pil Whan Park ),( Yiel Hea Seo ),( Eun Kyung Cho ),( Dong Bok Shin ),( Jae Hoon Lee ) 대한내과학회 2006 The Korean Journal of Internal Medicine Vol.21 No.4
Background: We investigated the Janus kinase 2 (JAK2) mutation and its diagnostic value in patients suffering with non BCR/ABL myeloproliferative diseases (nMPD) or other reactive conditions. Methods: We reviewed the clinical records of 83 patients who underwent bone marrow (BM) examinations with suspect of nMPD. The diagnoses of nMPD were made based on the WHO criteria since 2001 and the PVSG criteria before 2001. The JAK2 mutation was examined by PCR in 54 patients whose BM samples were available. Results: The JAK2 mutation was detected in 25 patients (46%); 12 of 26 patients with essential thrombocythemia (ET), 9 of 12 patients with polycyhtemia vera (PV), one of 7 patients with chronic idiopathic myelofibrosis (CIM) and one patient with unclassifiable MPD. Additionally, JAK2 mutation was detected in each one patient with secondary polycythemia and reactive thrombocytosis. These two patients and two other patients among the JAK2 mutated ET did not meet the WHO PV criteria due to their initial low hemoglobin levels. These patients had liver cirrhosis and hypersplenism due to Budd-Chiari syndrome (1), gastrointestinal bleeding (1) or the initial hemoglobin level was slightly below the level as provided by the criteria, but the level showed a rising pattern despite cytoreductive therapy (2). With the results of the JAK2 mutation available, 4 patients` disease could be re-diagnosed as PV. Finally, the positive rate of the JAK2 mutation was 81% in PV, 48% in ET and 14% in CIM. The presence of JAK2 mutation closely correlated with PV (p=0.001), leukocytosis (p=0.001) and an increased cellularity of BM (p=0.024). Conclusions: The JAK2 mutation may help differentiate nMPD from secondary cytosis. Therefore, it should be incorporated into the guidelines for the nMPD work-up for making a more accurate diagnosis and administering proper treatment.
박정엽(Jeong Youp Park),김유미(Yoo Mee Kim),강이화(Ea Wha Kang),김용수(Yong Soo Kim),심광용(Kwang Yong Shim),유내춘(Nae choon Yoo),강혜윤(Hae Youn Kang),박영년(Young Nyun Park),박찬일(Chan Il Park),노재경(Jae Kyung Roh) 대한내과학회 2001 대한내과학회지 Vol.61 No.2
Mucoepidermoid carcinoma is a common malignant tumor of the salivary glands, but rare in other sites. Only 10 cases of mucoepidermoid carcinoma of liver have been reported, and there was 1 case of double primary cancer of hepatocellular carcinoma and mucoepidermoid carcinoma. The definite diagnosis and pathogenesis are still controversial. However, hepatocellular carcinoma is the second most common cancer in Korea. Its etiology is better known compared to mucoepidermoid carcinoma. We report a rare case of double primary cancer of mucoepidermoid carcinoma and hepatocellular carcinoma in liver.(Korean J Med 61:162-167, 2001)