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Jiang, Nan,Zhao, Jin-Zhi,Chen, Xiao-Cen,Li, Li-Ya,Zhang, Li-Juan,Zhao, Yue Asian Pacific Journal of Cancer Prevention 2014 Asian Pacific journal of cancer prevention Vol.15 No.5
Purpose: The prevalence of weight loss in esophageal carcinoma patients is high and associated with impairment of physical function, increased psychological distress and low quality of life. It is not known which factors may contribute to weight loss in patients with esophageal carcinoma during radiotherapy in China. The objective of this study was to identify the associated demographic and clinical factors influencing weight loss. Methods: We evaluated 159 esophageal carcinoma patients between August 2010 and August 2013 in a crosssectional, descriptive study. Patient characteristics, tumor and treatment details, psychological status, adverse effects, and dietary intake were evaluated at baseline and during radiotherapy. A multivariate logistic regression analyss was performed to identify the potential factors leading to weight loss. Results: 64 (40.3%) patients had weight loss ${\geq}5%$ during radiotherapy. According to logistic regression analysis, depression, esophagitis, and loss of appetite were adverse factors linked to weight loss. Dietary counseling, early stage disease and total energy intake ${\geq}1441.3$ (kcal/d) were protective factors. Conclusions It was found that dietary counseling, TNM stage, total energy intake, depression, esophagitis, and loss of appetite were the most important factors for weight loss. The results underline the importance of maintaining energy intake and providing dietary advice in EC patients during RT. At the same time, by identifying associated factors, medical staff can provide appropriate medical care to reduce weight loss. Further studies should determine the effect of these factors on weight loss and propose a predictive model.
Jiang, Nan,Lee, Sungyoung,Park, Taesung Korea Genome Organization 2020 Genomics & informatics Vol.18 No.1
In genome-wide association studies, pathway-based analysis has been widely performed to enhance interpretation of single-nucleotide polymorphism association results. We proposed a novel method of hierarchical structural component model (HisCoM) for pathway analysis of common variants (HisCoM for pathway analysis of common variants [HisCoM-PCA]) which was used to identify pathways associated with traits. HisCoM-PCA is based on principal component analysis (PCA) for dimensional reduction of single nucleotide polymorphisms in each gene, and the HisCoM for pathway analysis. In this study, we developed a HisCoM-PCA software for the hierarchical pathway analysis of common variants. HisCoM-PCA software has several features. Various principle component scores selection criteria in PCA step can be specified by users who want to summarize common variants at each gene-level by different threshold values. In addition, multiple public pathway databases and customized pathway information can be used to perform pathway analysis. We expect that HisCoM-PCA software will be useful for users to perform powerful pathway analysis.
( Nan Jiang ),( Kai Wei ),( Lijun Chen ),( Rui Chen ) 한국미생물 · 생명공학회 2016 Journal of microbiology and biotechnology Vol.26 No.5
Archaea substantially contribute to global geochemical cycling and energy cycling and are impacted by land-use change. However, the response of archaeal communities to a change from upland field to paddy field has been poorly characterized. Here, soil samples were collected at two depths (0-20 cm and 20-40 cm) from one upland field and six paddy fields that were established on former upland fields at different times (1, 5, 10, 20, 30, and 40 years before the study). Barcoded pyrosequencing was employed to assess the archaeal communities from the samples at taxonomic resolutions from phylum to genus levels. The total archaeal operational taxonomic unit (OTU) richness showed a significant positive correlation with the land-use change duration. Two phyla, Euryarchaeota and Crenarchaeota, were recorded throughout the study. Both the relative abundance and OTU richness of Euryarchaeota increased at both depths but increased more steadily at the subsurface rather than at the surface. However, these data of Crenarchaeota were the opposite. Additionally, the archaeal composition exhibited a significant relationship with C/N ratios, total phosphorus, soil pH, Olsen phosphorus, and the land-use change duration at several taxonomic resolutions. Our results emphasize that after a change from upland fields to paddy fields, the archaeal diversity and composition changed, and the duration is an important factor in addition to the soil chemical properties.
时尚网红的特性对时尚风格接受度和外貌管理行为的影响 -以中国00后一代为例-
Jiang Nan,이영숙 인문사회 21 2023 인문사회 21 Vol.14 No.3
This paper investigated the impact of characteristics of fashion influencers on fashion style acceptance and appearance management behavior. For research purposes, from Mar. 28 to Apr. 10, 2023, the 00th Generation female college students in Dalian,China,were selected as a survey sample by answering questionnaire online. The collected results were analyzed using SPSS 25 and AMOS 25 programs. The analysis results are as follows. Except for the insignificant impact of professionalism on fashion style acceptance and appearance management behavior,the characteristics of fashion influencers had a positive (+) impact on fashion style acceptance and appearance management behavior. Through the conclusion of this study, it can provide a theoretical basis for the development of the fashion influencers industry.
A Provably-Correct Micro-Dalvik Bytecode Verifier
Jiang Nan,He Yanxiang,Zhang Xiaotong,Liu Rui,Shen Yunfei 보안공학연구지원센터 2016 International Journal of Security and Its Applicat Vol.10 No.9
In this paper we propose and implement a provably-correct bytecode verifier for Micro-Dalvik which is a significant subset of Dalvik. We take the approach of a data flow analysis on semilattice to solve the bytecode verification. The operational semantics of Micro-Dalvik is developed. The semilattice structure is constructed and transfer functions are defined. Based on the semilattice and transfer functions the well-typing is described. The bytecode verifier is realized to compute a method type to see whether each instruction is assigned a well-typing. By giving conforming relations between the machine state and the well-typing, the correctness of the verifier is proved that the verifier guarantees safe execution and well-typed Micro-Dalvik programs do not produce type errors.
Engineering of Bacteria for the Visualization of Targeted Delivery of a Cytolytic Anticancer Agent
Jiang, Sheng-Nan,Park, Seung-Hwan,Lee, Hee Jung,Zheng, Jin Hai,Kim, Hyung-Seok,Bom, Hee-Seung,Hong, Yeongjin,Szardenings, Michael,Shin, Myung Geun,Kim, Sun-Chang,Ntziachristos, Vasilis,Choy, Hyon E,Mi Elsevier 2013 Molecular therapy Vol.21 No.11
Increase of isoflavones in soybean callus by Agrobacterium-mediated transformation
Jiang, Nan,Jeon, Eun-Hee,Pak, Jung-Hun,Ha, Tae-Joung,Baek, In-Youl,Jung, Woo-Suk,Lee, Jai-Heon,Kim, Doh-Hoon,Choi, Hong-Kyu,Cui, Zheng,Chung, Young-Soo The Korean Society of Plant Biotechnology 2010 Plant biotechnology reports Vol.4 No.4
Plant secondary metabolites have always been a focus of study due to their important roles in human medicine and nutrition. We transferred the isoflavone synthase (IFS) gene into soybean [Glycine max (L.) Merr.] using the Agrobacterium-mediated transformation method in an attempt to produce transformed soybean plants which produced increased levels of the secondary metabolite, isoflavone. Although the trial to produce transgenic plant failed due to unestablished hygromycin selection, transformed callus cell lines were obtained. The induction rate and degree of callus were similar among the three cultivars tested, but light illumination positively influenced the frequency of callus formation, resulting in a callus induction rate of 74% for Kwangan, 67% for Sojin, and 73% for Duyou. Following seven to eight subcultures on selection media, the isoflavone content of the transformed callus lines were analyzed by high-performance liquid chromatography. The total amount of isoflavone in the transformed callus cell lines was three- to sixfold higher than that in control callus or seeds. Given the many positive effects of isoflavone on human health, it may be possible to adapt our transformed callus lines for industrialization through an alternative cell culture system to produce high concentrations of isoflavones.