http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
Ick Hyun Jo,Young Chang Kim,Dong Hwi Kim,Kee Hong Kim,Tae Kyung Hyun,Hojin Ryu,Kyong Hwan Bang 고려인삼학회 2017 Journal of Ginseng Research Vol.41 No.4
The development of molecular markers is one of the most useful methods for molecular breeding and marker-based molecular associated selections. Even though there is less information on the reference genome, molecular markers are indispensable tools for determination of genetic variation and identification of species with high levels of accuracy and reproducibility. The demand for molecular approaches for marker-based breeding and genetic discriminations in Panax species has greatly increased in recent times and has been successfully applied for various purposes. However, owing to the existence of diverse molecular techniques and differences in their principles and applications, there should be careful consideration while selecting appropriate marker types. In this review, we outline the recent status of different molecular marker applications in ginseng research and industrial fields. In addition, we discuss the basic principles, requirements, and advantages and disadvantages of the most widely used molecular markers, including restriction fragment length polymorphism, random amplified polymorphic DNA, sequence tag sites, simple sequence repeats, and single nucleotide polymorphisms.
Jo, Ick-Hyun,Bang, Kyong-Hwan,Hong, Chi Eun,Kim, Jang-Uk,Lee, Jung-Woo,Kim, Dong-Hwi,Hyun, Dong-Yun,Ryu, Hojin,Kim, Young-Chang The Korean Society of Plant Biotechnology 2016 식물생명공학회지 Vol.43 No.4
The complete chloroplast genome sequence of Panax ginseng breeding line 'G07006', showing higher salt tolerance, was confirmed by de novo assembly using whole genome next-generation sequences. The complete chloroplast (CP) genome size is 156,356 bp, including two inverted repeats (IRs) of 52,060 bp, separated by the large single-copy (LSC 86,174 bp) and the small single-copy (SSC 18,122 bp) regions. One hundred fourteen genes were annotated, including 80 protein-coding genes, 30 tRNA genes, and 4 rRNA genes. Among them, 18 sites were duplicated in the inverted repeat regions. By comparative analyses of the previously identified CP genome sequences of nine cultivars of P. ginseng and that of G07006, five useful SNPs were defined in this study. Since three of the five SNPs were cultivar-specific to Chunpoong and Sunhyang, they could be easily used for distinguishing from other ginseng accessions. However, on arranging SNPs according to their gene location, the G07006 genotype was 'GTGGA', which was distinct from other accessions. This complete chloroplast DNA sequence could be conducive to discrimination of the line G07006 (salt-tolerant) and further enhancement of the genetic improvement program for this important medicinal plant.
Jo, Ick Hyun,Kim, Young Chang,Kim, Dong Hwi,Kim, Kee Hong,Hyun, Tae Kyung,Ryu, Hojin,Bang, Kyong Hwan The Korean Society of Ginseng 2017 Journal of Ginseng Research Vol.41 No.4
The development of molecular markers is one of the most useful methods for molecular breeding and marker-based molecular associated selections. Even though there is less information on the reference genome, molecular markers are indispensable tools for determination of genetic variation and identification of species with high levels of accuracy and reproducibility. The demand for molecular approaches for marker-based breeding and genetic discriminations in Panax species has greatly increased in recent times and has been successfully applied for various purposes. However, owing to the existence of diverse molecular techniques and differences in their principles and applications, there should be careful consideration while selecting appropriate marker types. In this review, we outline the recent status of different molecular marker applications in ginseng research and industrial fields. In addition, we discuss the basic principles, requirements, and advantages and disadvantages of the most widely used molecular markers, including restriction fragment length polymorphism, random amplified polymorphic DNA, sequence tag sites, simple sequence repeats, and single nucleotide polymorphisms.
해상시험 결과를 활용한 수중 운동체의 롤 댐핑 계수 튜닝
현철(Chul Hyun),김현승(Hyun Seung Kim),이성균(Sungkyun Lee),이호진(Hojin Lee) 한국해군과학기술학회 2023 Journal of the KNST Vol.6 No.2
This paper describes the process of modifying the coefficients of the equation of rolling motion using the results of sea trials of a high speed small underwater vehicle. The errors of the hydrodynamic coefficients in the underwater vehicle control motion equation, which are estimated using the results of VPMM tests, are compared with the results of the sea trials and simulation of a nonlinear model to estimate a more accurate value. By modifying the control law to match the modified dynamic equation, it was possible to obtain more stable roll control performance than the existing sea trial, which had vibration problems.
Hojin Kim,Jinju Kim,Sungyu Park,Je Hyun Bae The Korean Electrochemical Society 2024 Journal of electrochemical science and technology Vol.15 No.2
To date, methods used to assess the interfacial transition zone (ITZ), which represents the boundary between the aggregate and paste inside concretes, have primarily relied on destructive tests, and non-destructive tests has received little attention until recently. This study assessed the interfaces of concretes with lightweight aggregates based on electrochemical impedance spectroscopy (EIS) for high-strength concretes and examined the possibility of estimating the compressive strength of concretes through non-destructive testing using EIS. The experimental results revealed that the impedance of the hardened cement increased with increasing compressive strength and aggregate density. In particular, when the results of impedance measurement were displayed as a Nyquist plot, the intercept of the x-axis depicting the effective conductivity was proportional to the compressive strength. Furthermore, an equivalent circuit was selected to interpret the correlation between cement aggregates and impedance. Consequently, the compressive strength was found to increase with the value of the resistances of the electrolyte filled in continuous pores in the cement aggregate. And, the pores formed in the ITZ affect this value. The resistance at the ITZ for different aggregates was also obtained, and it was found that the resistance was consistent with the results predicted by SEM images of the ITZ and correlated with the strength of the concretes. The proposed method can be used as a way to easily determine the strength of cement according to differences in aggregate.
Compensation method for respiratory motion in proton treatment planning for mobile liver cancer
Jeong, Hojin,Lee, Se Byeong,Yoo, Seung Hoon,Lim, Young Kyung,Kim, Tae Hyun,Park, Seyjoon,Chai, Gyu Young,Kang, Ki Mun,Shin, Dongho John Wiley and Sons Inc. 2013 Journal of applied clinical medical physics Vol.14 No.2
<P>We evaluated the dosimetric effect of a respiration motion, and sought an effective planning strategy to compensate the motion using four‐dimensional computed tomography (4D CT) dataset of seven selected liver patients. For each patient, we constructed four different proton plans based on: (1) average (AVG) CT, (2) maximum‐intensity projection (MIP) CT, (3) AVG CT with density override of tumor volume (OVR), and (4) AVG CT with field‐specific proton margin which was determined by the range difference between AVG and MIP plans (mAVG). The overall effectiveness of each planning strategy was evaluated by calculating the cumulative dose distribution over an entire breathing cycle. We observed clear differences between AV G and MIP CT‐based plans, with significant underdosages at expiratory and inspiratory phases, respectively. Only the mAVG planning strategy was fully successful as the field‐specific proton margin applied in the planning strategy complemented both the limitations of AVG and MIP CT‐based strategies. These results demonstrated that respiration motion induced significant changes in dose distribution of 3D proton plans for mobile liver cancer and the changes can be effectively compensated by applying field‐specific proton margin to each proton field.</P><P>PACS numbers: 87.55.D; 87.53.Bn; 87.53.Jw; 87.55.dk</P>
서호진(Hojin Seo),김도현(Dohyun Kim),변재현(Jai-Hyun Byun) 대한산업공학회 2023 대한산업공학회지 Vol.49 No.3
Improved manufacturing data acquisition systems such as sensors and fast communication systems have made it possible to collect various types of data that were previously unavailable. However, manufacturing data may be contaminated with errors during the data collection process due to such problems as noise or process environment. Utilization of these error-contained data can waste resources and render analysis results useless. To help data scientists and quality engineers dealing with manufacturing quality data, a guideline is proposed for appropriate pre-processing of manufacturing quality data in six steps. Two case study data are used for illustration. The proposed approach is compared with six other methods and shows advantageous in terms of the F1 score. This paper is expected to help quality practitioners and data scientists applying machine learning methods to manufacturing quality data.