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C_3 및 C_7위치에 치환된 새로운 세파로스포린 化合物의 合成과 抗菌活性(Ⅰ)
황화영,하재천,김영수,고옥현,강형룡 조선대학교 약학연구소 1994 藥學硏究誌 Vol.16 No.1
The synthesis and antimicrobial activity of cephalosporin having (Z)-2-(2-aminothiazol-4-yl)-2-trityloxyiminoacetamido group and 5-(2-chlorophenyl)-4-phenyl-4H-1, 2, 4-triazol-3-thiomethyl group on the C_3 and C_7 position of the cephem ring, respectively are descrived. This compound was tested for antimicrobial activity in vitro against Candida albicans ATCC 10231, Bacillus subtilis ATCC 6633, Micrococcus luteus ATCC 9341, Staphylococcus aureus ATCC 6538P, Mycobacterium phlei IIP-IPH, Escherichia coli KCTC 1039, Escherichia coli ESS, Klebisiella pneumoniae KCTC 1560, Salmonella typhymurium TV-119, Pseudomonas aeruginosa IFO 13130. The antimicrobial activity of synthetic compound was better as compare with cefotaxime and cefazoline against Micrococcus luteus ATCC 9341 & Escherichia coli KCTC ESS.
Hwang, Jong Ha,Seok, Oye Sun,Song, Hae-Ryong,Jo, Jung Youn,Lee, Jae Kwan Mary Ann Liebert, Inc 2009 Cloning & stem cells Vol.11 No.2
<P>The HOX family of genes plays a fundamental role in the morphogenesis of vertebrate embryonic cells. HOX genes are thought to be important for the regulation of stem cells. We investigated HOX gene expression in mesenchymal stem cells (MSCs) from human placentas. We isolated MSCs from human placentas and confirmed stemness by fluorescence-activated cell sorting (FACS) analysis and differentiation studies. Using reverse transcription PCR, mRNA expression of 39 Class I HOX genes was measured in the MSCs. The expression of HOXB6, C4, C8, C10, D3, D4, and D10 were measured by Western blot analysis. HOXC10 was expressed in 10 of 10 amnion-derived MSCs but in only 2 of 10 decidua-derived MSCs. HOXC4 and D10 were expressed in 100% of both amnion-derived MSCs and deciduas-derived MSCs. HOXD4 was silent in all amnion-derived MSCs and deciduas-derived MSCs (n = 10). HOX gene activation patterns might be a useful indicator for the detection of MSCs of different tissue origins. We demonstrated that HOXC10 is a gene that may discriminate between amnion-derived MSCs and decidua-derived MSCs.</P>
Hwang, Jong Ha,Shim, Soung Shin,Seok, Oye Sun,Lee, Hang Young,Woo, Sang Kyu,Kim, Bong Hui,Song, Hae Ryong,Lee, Jae Kwan,Park, Yong Kyun The Korean Academy of Medical Sciences 2009 JOURNAL OF KOREAN MEDICAL SCIENCE Vol.24 No.4
<P>Mesenchymal stem cells (MSCs) are capable of self-renewal and differentiation into lineages of mesenchymal tissues that are currently under investigation for a variety of therapeutic applications. The purpose of this study was to compare cytokine gene expression in MSCs from human placenta, cord blood (CB) and bone marrow (BM). The cytokine expression profiles of MSCs from BM, CB and placenta (amnion, decidua) were compared by proteome profiler array analysis. The cytokines that were expressed differently, in each type of MSC, were analyzed by real-time PCR. We evaluated 36 cytokines. Most types of MSCs had a common expression pattern including MIF (GIF, DER6), IL-8 (CXCL8), Serpin E1 (PAI-1), GROα(CXCL1), and IL-6. MCP-1, however, was expressed in both the MSCs from the BM and the amnion. sICAM-1 was expressed in both the amnion and decidua MSCs. SDF-1 was expressed only in the BM MSCs. Real-time PCR demonstrated the expression of the cytokines in each of the MSCs. The MSCs from bone marrow, placenta (amnion and decidua) and cord blood expressed the cytokines differently. These results suggest that cytokine induction and signal transduction are different in MSCs from different tissues.</P>
( Kwang Ha Yoo ),( Wou Young Chung ),( Joo Hun Park ),( Sung Chul Hwang ),( Tae-eun Kim ),( Min Jung Oh ),( Dae Ryong Kang ),( Chin Kook Rhee ),( Hyoung Kyu Yoon ),( Tae-hyung Kim ),( Deog Kyeom Kim ) 대한결핵 및 호흡기학회 2017 Tuberculosis and Respiratory Diseases Vol.80 No.4
Background: Proper education regarding inhaler usage and optimal management of chronic obstructive pulmonary disease (COPD) is essential for effectively treating patients with COPD. This study was conducted to evaluate the effects of a comprehensive education program including inhaler training and COPD management. Methods: We enlisted 127 patients with COPD on an outpatient basis at 43 private clinics in Korea. The patients were educated on inhaler usage and disease management for three visits across 2 weeks. Physicians and patients were administered a COPD assessment test (CAT) and questionnaires about the correct usage of inhalers and management of COPD before commencement of this program and after their third visit. Results: The outcomes of 127 COPD patients were analyzed. CAT scores (19.6±12.5 vs. 15.1±12.3) improved significantly after this program (p<0.05). Patients with improved CAT scores of 4 points or more had a better understanding of COPD management and the correct technique for using inhalers than those who did not have improved CAT scores (p<0.05). Conclusion: A comprehensive education program including inhaler training and COPD management at a primary care setting improved CAT scores and led to patientsc better understanding of COPD management.
4주간의 고관절 내전근 운동이 월경전 증후군 여대생의 고관절 내전근 근파워와 생리통증정도에 미치는 효과
황필하(Hwang, Pill-Ha),김수진(Kim, Su-Jin),이석호(Lee, Suk-Ho),장주성(Jang, Ju-Sung),김차룡(Kim, Cha-Ryong),박기덕(Park, Gi-Duck),김창현(Kim, Chang-Hyun) 한국체육과학회 2017 한국체육과학회지 Vol.26 No.1
The purpose of this study is to analyze how 4-week hip adductor muscle exercise influences a degree of adductor muscle power and pain of female students with premenstrual syndrome. The study subjects were 8 female students in their 20s going to K-university in S city of Gyeongsangbuk-do, who had pain caused by premenstrual syndrome. VAS test as a study method was applied to look into a subjective pain degree. Isokinetic test was conducted to look into hip adductor muscle power. The results are summarized as follows : 1. According to the test on hip adductor muscle power, Peak torque weight 60°/sec was significantly different in the right sides(p<.05), and left sides(p<.01). Average power 60°/sec was statistically and significantly different in the right and left sides(p<.01). Total Work 60°/sec was statistically and significantly different in the right and left sides(p<.01). 2. According to VAS test, pain was significantly alleviated(p<.01). It is expected that more research on premenstrual syndrome will be conducted.
Kim, Ha-Ryong,Hwang, Gi-Wook,Naganuma, Akira,Chung, Kyu-Hyuck JAPANESE SOCIETY OF TOXICOOGICAL SCIENCES 2016 JOURNAL OF TOXICOLOGICAL SCIENCES Vol.41 No.6
<P>Exposure to humidifier disinfectants was identified in 2011 as the potential cause of an outbreak of lung disease in Korea. It is estimated that over 8 million people have been exposed to humidifier disinfectants chemicals added to the water used in humidifiers to prevent the growth of microorganisms since their commercial introduction. The primary component of humidifier disinfectant products involved was polyhexamethylene guanidine phosphate (PHMG-P), a guanidine-based antimicrobial agent. Lesions observed in the lungs of patients were similar to those observed in laboratory animals exposed to PHMG-P. In this review, we outline the physicochemical and toxicological properties of PHMG-P, and introduce a putative mechanism for its lung toxicity based in large part on research findings to date.</P>
Yoo, Kwang Ha,Chung, Wou Young,Park, Joo Hun,Hwang, Sung Chul,Kim, Tae-Eun,Oh, Min Jung,Kang, Dae Ryong,Rhee, Chin Kook,Yoon, Hyoung Kyu,Kim, Tae-Hyung,Kim, Deog Kyeom,Park, Yong Bum,Kim, Sang-Ha,Yum, The Korean Academy of Tuberculosis and Respiratory 2017 Tuberculosis and Respiratory Diseases Vol.80 No.4
Background: Proper education regarding inhaler usage and optimal management of chronic obstructive pulmonary disease (COPD) is essential for effectively treating patients with COPD. This study was conducted to evaluate the effects of a comprehensive education program including inhaler training and COPD management. Methods: We enlisted 127 patients with COPD on an outpatient basis at 43 private clinics in Korea. The patients were educated on inhaler usage and disease management for three visits across 2 weeks. Physicians and patients were administered a COPD assessment test (CAT) and questionnaires about the correct usage of inhalers and management of COPD before commencement of this program and after their third visit. Results: The outcomes of 127 COPD patients were analyzed. CAT scores ($19.6{\pm}12.5$ vs. $15.1{\pm}12.3$) improved significantly after this program (p<0.05). Patients with improved CAT scores of 4 points or more had a better understanding of COPD management and the correct technique for using inhalers than those who did not have improved CAT scores (p<0.05). Conclusion: A comprehensive education program including inhaler training and COPD management at a primary care setting improved CAT scores and led to patients' better understanding of COPD management.