http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
Shu Zhang,Mei-qing Qiu,Hui-jun Wang,Ya-fei Ju,Zhen Liu,Tao Wang,Shi-feng Kan,Zhen Yang,Ya-yun Cui,You-qiang Ke,Hong-min He,Li Sun 대한위암학회 2023 Journal of gastric cancer Vol.23 No.2
Purpose: Gastric cancer (GC) is the second most lethal cancer globally and is associated with poor prognosis. Fatty acid-binding proteins (FABPs) can regulate biological properties of carcinoma cells. FABP5 is overexpressed in many types of cancers; however, the role and mechanisms of action of FABP5 in GC remain unclear. In this study, we aimed to evaluate the clinical and biological functions of FABP5 in GC. Materials and Methods: We assessed FABP5 expression using immunohistochemical analysis in 79 patients with GC and evaluated its biological functions following in vitro and in vivo ectopic expression. FABP5 targets relevant to GC progression were determined using RNA sequencing (RNA-seq). Results: Elevated FABP5 expression was closely associated with poor outcomes, and ectopic expression of FABP5 promoted proliferation, invasion, migration, and carcinogenicity of GC cells, thus suggesting its potential tumor-promoting role in GC. Additionally, RNA-seq analysis indicated that FABP5 activates immune-related pathways, including cytokine-cytokine receptor interaction pathways, interleukin-17 signaling, and tumor necrosis factor signaling, suggesting an important rationale for the possible development of therapies that combine FABP5-targeted drugs with immunotherapeutics. Conclusions: These findings highlight the biological mechanisms and clinical implications of FABP5 in GC and suggest its potential as an adverse prognostic factor and/or therapeutic target.
Genetic Diversity of Gekko japonicus Across Korea, Japan, and China
Jong-Sun Kim,Dae-In Kim,Il-Kook Park,Woo-Jin Choi,Il-Hoon Kim,Hidetoshi Ota,Yong Pu Zhang,Shu Ran Li,Mi-Sook Min,Daesik Park 강원대학교 산림과학연구소 2018 강원대학교 산림과학연구소 학술대회 Vol.2018 No.09
Gekko japonicus are distributed at most regions of Japan, inland and the middle east regions of China and southern coastal cities of Korea. Although various studies have been conducted, no research was done on population genetics across the three countries. To verify the genetic diversity and population structure of G. japonicus across Korea, Japan and China, we collected total 416 geckos from thirteen populations, and obtained sequence data on mitochondrial DNA (ND2 and Cytb) and nuclear DNA (RAG-1). Overall, levels of intrapopulation genetic diversity were low, indicating moderate haplotype and low nucleotide diversity. Total 18 haplotypes appeared in mtDNA analysis. The haplotype and nucleotide diversity were 0.607±0.016, 0.00058±0.00002, respectively and for nDNA, we identified 27 haplotypes having 0.755±0.008 haplotype diversity, and 0.00516±0.00007 nucleotide diversity. In phylogenetic analyses, China had more older ancestors than Korea and Japan. Overall, our data suggest that the first introduction (or dispersal) might occur from China to Korea and Japan and the secondary introductions might occur among the three countries while occurring independent local genetic diversification in each country.
Tai-Min Cheng,Yan-Ming Ma,Chong-Yuan Ge,Shu-Sheng Sun,Wei-Ye Jia,Qing-Yun Li,Xiao-Fei Shi,Lin Li,Lin Zhu 한국물리학회 2013 THE JOURNAL OF THE KOREAN PHYSICAL SOCIETY Vol.62 No.1
The elementary excitation spectra of a one-dimensional ferrimagnetic diamond chain in the spin- 1/2 XY model at low temperatures have been calculated by using an invariant eigen-operator (IEO) method, the energies of elementary excitations in different specific cases are discussed, and the analytic solutions of three critical magnetic field intensities (<i>H</i><sub>C1</sub>, <i>H</i><sub>C2</sub>, and <i>H</i><sub>peak</sub>) are given. The magnetization versus external magnetic field curve displays a 1/3 magnetization plateau at low temperatures, in which <i>H</i><sub>C1</sub> is the critical magnetic field intensity from the disappearance of the 1/3 magnetization plateau to spin-flop states, <i>H</i><sub>C2</sub> is the critical magnetic field intensity from spin-flop states to the saturation magnetization, and Hpeak is the critical magnetic field intensity when the temperature magnetization shows a peak in the external magnetic field. The temperature dependences of the magnetic susceptibility and the specific heat show a double peak structure. The entropy and the magnetic susceptibility versus external magnetic field curves also exhibit a double peak structure, and the positions of the two peaks correspond to <i>H</i><sub>C1</sub> and <i>H</i><sub>C2</sub>, respectively. This derives from the competition among different types of energies: the temperature-dependent thermal disorder energy, the potential energy of the spin magnetic moment, the ferromagnetic exchange interaction energy, and the anti-ferromagnetic exchange interaction energy. However at low temperatures, the specific heat as a function of external magnetic field curve exhibits minima at the above two critical points (<i>H</i><sub>C1</sub> and <i>H</i><sub>C2<sub>). The origins of the above phenomena are discussed in detail.
Thirteen-Week Safety Evaluation on Meat Products of Somatic Cell-Cloned Cows in Rats
Young Min Cho,Ji-Soon Sin,Sun-Hee Kim,Hee-Youl Chai,Woon Kwon,Ehn-Kyoung Choi,Hu-Song Zhang,Zai-Zhi Huang,Mei-Shu Zheng,Hyeong-Jin Ji,Yong-Woo Roh,Yun-Bae Kim,Jong-Koo Kang 한국실험동물학회 2003 한국실험동물학회 학술발표대회 논문집 Vol.2003 No.-
Chong-fang Sun,Shu-ting Liang,Xiao-jun Zhu,Hu Li,Jian-min Guo,Gang Li,Ya-min Song,Dong-yue Wu 한국콘크리트학회 2020 International Journal of Concrete Structures and M Vol.14 No.1
This paper reports the results of a seismic performance study of a precast shear wall with a new horizontal connection. The new connection is the rabbet-unbonded horizontal connection, which is composed of rabbets and unbonded rebar segments. The rabbets are used to improve the shear capacity and prevent slippage of the connection, and the unbonded rebar segments are used to improve the ductility and energy dissipation. Three specimens were tested with different parameters under cyclic quasi-static loading. The test results showed that the specimen with a larger unbonded level had a richer hysteresis curve, larger ductility, larger energy dissipation, and slightly smaller bearing capacity. Moreover, in relation to the stiffness degradation, in the initial stage, the specimen with a larger unbonded level had a smaller stiffness, whereas in the last stage, the stiffnesses were similar regardless of the unbonded level. A parameter analysis using a finite element model proved that the ductility and energy dissipation of a shear wall with the rabbet-unbonded horizontal connection increased with the unbonded length and level. In addition, when the axial compression ratio increased, the bearing capacity increased, but the load-displacement curves decreased more rapidly. It was concluded that the unbonded length and unbonded level could effectively improve the ductility and energy dissipation of a shear wall. However, they should not be too large under high pressure, and the design suggestions for the new connection need further research considering other factors.
Model-Deviation Compensation Control for Uncertain Systems with Time Delay
Xiao-Jie Sun,Hua Ye,Shu-Min Fei 제어로봇시스템학회 2010 제어로봇시스템학회 국제학술대회 논문집 Vol.2010 No.10
A novel model-deviation compensation control strategy is developed for a class of uncertain systems with time delay in this paper. Taking an identified second-order plus dead-time (SOPDT) process for example, the whole design methodology is proposed, which integrates the prediction model, the sliding function design, the equivalent control term and the model-deviation compensation control law. Firstly the delay-ahead predictor with the feedback correction is constructed to weaken the affection of time delay in the system. Then by improving the classical sliding mode control, after obtaining the equivalent control term, the model-deviation compensation term is derived from the actual regulated response and the deviation to be eliminated, so that the modeling uncertainties and external disturbances can be restrained. Finally the establishment and feasible solution of LMI guarantee that the system output reaches the desired value. The simulation results verify the effectiveness of the proposed strategy.
Jiahong Han,Min Dai,Yan Zhao,Enbo Cai,Lianxue Zhang,Xiaohuan Jia,Nian Sun,Xuan Fei,Hui Shu 고려인삼학회 2020 Journal of Ginseng Research Vol.44 No.2
Background: Ginseng (G) and Ligustrum lucidum Ait (LLA) are core traditional Chinese medicines intreating myelosuppression formula. The present study was designed to profile effect of G and LLA herbpair (G-LLA) on myelosuppressed mice. Methods: The mice myelosuppression model was established by intraperitoneal (i.p.) injection ofcyclophosphamide (Cy). Hematopoietic function of bone marrow was measured by hemopoietic progenitorcell culture and peripheral blood count, and serum hemopoietic factors were tested by enzymelinkedimmunosorbent assay. Bone marrow cell cycle was performed by flow cytometry. HPLC was usedto measure 20 potential chemical components related to myelosuppression, including ginsenoside Rg1,Re, Rb1, Rc, Rb2, Rb3, Rd, Rk3, Rh4, 20 (S)-Rg3, 20 (R)-Rg3, Rk1, Rg5, salidroside, and so on. Results: G, LLA, and G-LLA improved the amount of peripheral blood cells and bone marrow cellsof myelosuppressed mice (P < 0.01). They significantly increased the colony quantity of colony-formingunitegranulocyte macrophage, burst-forming unit erythroid, colony-forming unit erythroid, and colony-forming unit megakaryocyte and amount of G2/M and S phase cells (P < 0.01). They also significantlydecreased the amount of hematopoiesis-related cytokines (P < 0.01). The content of chemicalcomponents in G-LLA changed, and the change of rare saponin was the most obvious. Conclusion: These results show that G-LLA herb pair might produce synergistic or complementarycompatibility effects on bone marrow suppression after chemotherapy. It suggests that the substancebasis of G-LLA for treating bone marrow suppression may be effective chemical components.
Bin Zhu-Zuo,Min Sun-Shu,Yuan Liu-Yi,Ping Huang-Shao 대한전기학회 2024 Journal of Electrical Engineering & Technology Vol.19 No.4
A large proportion of renewable energy is integrated into power system, resulting in the gradual electrifi cation of the power system and appearing the characteristics of a weak power grid. Under weak grid, current source virtual synchronous generator (VSG) is prone to resonance. To ensure stable and uninterrupted operation of renewable energy through power electronic devices connected to grid, this paper proposes a composite control method based on grid voltage feedforward (GVF) and q-axis impedance reshaping (QAIR) for current source VSG converter resonance suppression. Firstly, sequence impedance modeling (SIM) and stability analysis are conducted on current source VSG converter. Under weak grid, the negative resistance eff ect caused by phase-locked loop (PLL) in the low frequency range makes system unstable in grid connection. To eliminate the negative resistance instability caused by PLL, a current source VSG GVF control resonance suppression method is established. SIM of this method and stability analysis are conducted. Secondly, a QAIR resonance suppression method for current source VSG converter is established. SIM of the method is conducted and stability analyzed. On the basis of above two methods, a composite resonance suppression method based on GVF and QAIR is established, and SIM and stability analysis are conducted. Simulation and experimental tests are conducted on the stability of GVF, QAIR, and GVF + QAIR composite resonance suppression current type VSG systems. The test results showed that the method based on GVF + QAIR resonance suppression is more eff ective, compared to GVF/QAIR resonance suppression method. Under weak grid, it has better ability to eliminate negative resistance eff ects and harmonic suppression caused by PLL, further improving grid-connected stability.
The Visible Human Projects in Korea and China with improved images and diverse applications.
Dai, Jing-Xing,Chung, Min Suk,Qu, Rong-Mei,Yuan, Lin,Liu, Shu-Wei,Shin, Dong Sun Springer International 2012 Surgical and radiologic anatomy Vol.34 No.6
<P>The Visible Human Projects, which were launched in the United States, have also been developed in Korea and China during the past decade. This article includes the new trials to promote a variety of their applications.</P>