http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
Jaeku Kang,Yu Kyung Ko,Hye Kyung Lee,Kyung Hee Kang,Year Hur,Keum Ho Lee 한국간호과학회 정신간호학회 2013 정신간호학회지 Vol.22 No.1
Purpose: The purposes of this study were to identify factors affecting depression in college students and the corre-lation of depression with self-esteem and academic stress, and to identify differences among student self-esteem, academic stress, and general characteristics and the relation ship of these variables to depression. Methods: The study was done in April 2011 with 852 students in health-related majors (medicine, nursing science, and dental hygiene) of a medical college in Korea. A self-rating survey containing 10 items from the Rosenberg Self-esteem Scale, 20 items from the Self-rating Depression Scale, and 22 items on academic stress was used. Data were analyzed using descriptive statistics, t-tests, one0way ANOVA, and logistic regression. Results: Medical students‘ scores for self-esteem were significantly higher than dental hygiene students, but for academic stress scores, the result was the opposite. Logistic regression showed that self-esteem, academic stress, academic major and satisfaction with it (positive affect), and home income level (negative affect) significantly affected the level of depression. Conclusion: Designing and implementing realistic programs tailored to students‘ academic majors to enhance their self-esteem and implementing realistic programs tailored to students‘ academic majors to enhance their self-esteem and provide practical knowledge in dealing with academic stress will help these stu-dents obtain a healthier school life emotionally as well as academically.
Kang, Jaeku,Lee, Soo Young,Lee, Sun Young,Kim, Young Jin,Park, Jae Yong,Kwon, Sun Jung,Na, Moon Jun,Lee, Eun Jin,Jeon, Hyo Sung,Son, Ji Woong Spandidos Pub.] 2012 Experimental and therapeutic medicine Vol.3 No.1
<P>microRNAs (miRNAs) play a significant role in cancer development and progression by regulating the expression of proto-oncogenes or tumor suppressor genes. Our previous study using microarrays demonstrated that miR-99b was downregulated in patients with lung cancer. To assess whether or not miR-99b has a functional role in lung cancer, we determined the expression of miR-99b and fibroblast growth factor receptor 3 (FGFR3), which is a predicted target of miR-99b in public algorithms in human lung cancer tissues. miR-99b was downregulated and FGFR3 was upregulated in lung cancer patients. We demonstrated that the overexpression of miR-99b induced a reduction in FGFR3 expression and confirmed the target specificity between miR-99b and the FGFR3 3'-untranslated region by luciferase reporter assay. In addition, the growth rate in miR-99b precursor-treated cells was lower compared to the negative controls. Taken together, these results suggest that miR-99b may be a tumor suppressor through the downregulation of FGFR3. miR-99b may be a potent tumor suppressor and may be a potential therapeutic tool for patients with lung cancer.</P>
AHP 기법을 이용한 풀필먼트 센터의 자동화 설비 도입 요인에 대한 중요도 분석: 유통채널별/기업군별 차이분석 중심으로
이재구 ( Jaeku Lee ),송상화 ( Sang Hwa Song ) 한국로지스틱스학회 2021 로지스틱스연구 Vol.29 No.2
Due to the rapid growth of the online distribution market, the complexity and difficulty of work for fulfillment in the warehouse are continuously increasing. However, there is a lack of research on factors to consider when introducing logistics automation facilities. This paper analyzes the four key factors and 12 sub-factors that should be reviewed for the introduction of automation facilities in the fulfillment center. AHP(Analytic Hierarchy Process) was used to analyze the relative importance difference of the factors. The results of the analysis of the total questionnaires showed that the importance was high in the order of economic efficiency, stability, flexibility, and responsiveness. However, the analysis results by distribution channels showed that flexibility was more important factor in online channels than offline channels. In addition, as a result of analyzing the importance of shippers, logistics companies, and facility companies, shippers and facility companies were the most important factors in economic efficiency, but logistics companies were analyzed as relatively important factors in stability and flexibility. Through this, it was confirmed that it is necessary to review the facilities with high stability and flexibility when introducing logistics automation facilities in the fulfillment center. In addition, it was confirmed that facility companies should propose high economic facilities for ordering shippers and propose flexible facilities for ordering logistics companies.
( Minhyeok Lee ),( Ji Woong Son ),( Chang Ryul Park ),( Daeun Kang ),( Su Yel Lee ),( Se Jin Park ),( Wan Jin Hwang ),( Gwan Woo Ku ),( Seong Lan Yu ),( In Beom Jeong ),( Sun Jung Kwon ),( Jaeku Kang 대한결핵 및 호흡기학회 2021 대한결핵 및 호흡기학회 추계학술대회 초록집 Vol.129 No.-
Purpose Cancer stem cells (CSCs) identified in lung cancer exhibit resistance to chemotherapy, radiotherapy, and targeted therapy. Therefore, a technology to control of CSCs is needed to overcome such resistance to cancer therapy. Various evidences about the association between epithelial-mesenchymal transition related transcriptomic alteration and acquisition of CSC phenotype have been proposed recently. In our previous research, down-regulated miR-26a-5p is closely related to mesenchymal-like lung cancer cell lines. These findings suggest that miR-26a-5p might be involved in lung cancer stemness. Methods RNA polymerase III subunit G (POLR3G) was selected as a candidate target of miR-26a-5p related to cancer stemness. its quantitative relationship was investigated by polymerase chain reaction, western blot after transfection of miR-26a-5p. luciferase assay were done for investigating the direct regulation of miR-26a-5p on POLR3G expression. After transfection of miR-26a-5p, colony formation assay and sphere formation assay were performed to evaluate the effect on cancer stemness. By treating cancer cell by miR-26a-5p and paclitaxel, cell viability was checked by 3-(4,5-dimethylthiazol-2-yl)-5-(3- carboxymethoxyphenyl)-2-(4-sulfophenyl)-2H-tetrazolium (MTS) assay and Muse cell analyzer. Expression level of each gene and its impact on survival were revealed by the cancer genome atlas pancancer database. Results miR-26a-5p regulated the expression of POLR3G directly. Overexpression of miR-26a-5p induced down regulation of POLR3G and a marked reduction of colony formation and sphere formation. Co-treatment of miR-26a-5p with paclitaxel decreased cell growth, suggesting that miR-26a-5p might play a role as a chemotherapy sensitizer. In the cancer genome atlas data, downregulated miR-26a-5p and up-regulated POLR3G were shown compared to adjacent normal tissue. High miR-26a-5p and low POLR3G expression were also related to higher survival rate of patients with lung adenocarcinoma. Conclusions Overexpression of miR-26a-5p can suppress lung cancer stemness and make cancer cell become sensitive to chemotherapy. This finding provides a novel insight into a potential lung cancer treatment by regulating stemness.
Enhanced photoconduction of free-standing ZnO nanowire films by L-lysine treatment
Liu, Jinzhang,Park, Jaeku,Park, Kyung Ho,Ahn, Yeonghwan,Park, Ji-Yong,Koh, Ken Ha,Lee, Soonil IOP Pub 2010 Nanotechnology Vol.21 No.48
<P>Flexible paper-like ZnO nanowire films are fabricated and the effect of L-lysine passivation of the nanowire surfaces on improving the UV photoresponse is studied. We prepare three types of nanowires with different defect contents, and find that the L-lysine treatment can suppress the oxygen-vacancy-related photoluminescence as well as enhance the UV photoconduction. The nanowires with fewer defects gain larger enhancement of UV photoconduction after L-lysine treatment. Reproducible UV photoresponse of the devices in humid air is obtained due to L-lysine surface passivation, ruling out the influence of water molecules in degrading the UV photocurrent. </P>