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Chen, Ying-Lan,Lee, Chi-Ying,Cheng, Kai-Tan,Chang, Wei-Hung,Huang, Rong-Nan,Nam, Hong Gil,Chen, Yet-Ran American Society of Plant Biologists 2014 The Plant cell Vol.26 No.10
<P>CAPE1, a conserved peptide elicitor derived from tomato PR-1, was induced by wounding and found to regulate immune responses against biological threats. As PR-1 is highly conserved across many organisms and the putative peptide from AtPR1 was also found to be bioactive in <I>Arabidopsis</I>, the results suggest that this peptide may be useful for enhancing resistance to stress in other plant species.</P><P>Many important cell-to-cell communication events in multicellular organisms are mediated by peptides, but only a few peptides have been identified in plants. In an attempt to address the difficulties in identifying plant signaling peptides, we developed a novel peptidomics approach and used this approach to discover defense signaling peptides in plants. In addition to the canonical peptide systemin, several novel peptides were confidently identified in tomato (<I>Solanum lycopersicum</I>) and quantified to be induced by both wounding and methyl jasmonate (MeJA). A wounding or wounding plus MeJA-induced peptide derived from the pathogenesis-related protein 1 (PR-1) family was found to induce significant antipathogen and minor antiherbivore responses in tomato. This study highlights a role for PR-1 in immune signaling and suggests the potential application of plant endogenous peptides in efforts to defeat biological threats in crop production. As PR-1 is highly conserved across many organisms and the putative peptide from At-PR1 was also found to be bioactive in <I>Arabidopsis thaliana</I>, our results suggest that this peptide may be useful for enhancing resistance to stress in other plant species.</P>
Po-Wei Lee,Tzu-Yun Wang,Yun-Hsuan Chang,Sheng-Yu Lee,Shiou-Lan Chen,Ze-Cheng Wang,Po See Chen,Chun-Hsien Chu,San-Yuan Huang,Nian-Sheng Tzeng,I Hui Lee,Kao Chin Chen,Yen Kuang Yang,Jau-Shyong Hong,Ru-B 대한정신약물학회 2020 CLINICAL PSYCHOPHARMACOLOGY AND NEUROSCIENCE Vol.18 No.1
Objective: Patients with opioid use disorder (OUD) have impaired attention, inhibition control, and memory function. The aldehyde dehydrogenase 2 (ALDH2 ) gene has been associated with OUD and ALDH2 gene polymorphisms may affect aldehyde metabolism and cognitive function in other substance use disorder. Therefore, we aimed to investigate whether ALDH2 genotypes have significant effects on neuropsychological functions in OUD patients undergoing methadone maintenance therapy (MMT). Methods: OUD patients undergoing MMT were investigated and followed-up for 12 weeks. ALDH2 gene polymorphisms were genotyped. Connors’ Continuous Performance Test (CPT) and the Wechsler Memory Scale-Revised (WMS-R) were administered at baseline and after 12 weeks of MMT. Multivariate linear regressions and generalized estimating equations (GEEs) were used to examine the correlation between the ALDH2 genotypes and performance on the CPTs and WMS-R. Results: We enrolled 86 patients at baseline; 61 patients completed the end-of-study assessments. The GEE analysis showed that, after the 12 weeks of MMT, OUD patients with the ALDH2 *1/*2+*2/*2 (ALDH2 inactive) genotypes had significantly higher commission error T-scores (p = 0.03), significantly lower hit reaction time T-scores (p = 0.04), and significantly lower WMS-R visual memory index scores (p = 0.03) than did patients with the ALDH2 1 */*1 (ALDH2 active) genotype. Conclusion: OUD patients with the ALDH2 inactive genotypes performed worse in cognitive domains of attention, impulse control, and memory than did those with the ALDH2 active genotype. We conclude that the ALDH2 gene is important in OUD and is associated with neuropsychological performance after MMT.
Chen Haisheng,Zhou Wei,Liang Mingxia,Lan Hailin 인하대학교 정석물류통상연구원 2009 인하대학교 정석물류통상연구원 학술대회 Vol.2009 No.10
Whether a company"s ownership structure is good or not is often justified by corporate performance and technical efficiency. Statistics in this article finds that among listed companies after technology mergers and acquisitions (M&A), above half of them have short-term benefits decline significantly. Considering the Strong reliance of knowledge transfer on the environment, while taking the restraining level of benefit decline after technology M&A as a short-term evaluation standard for ownership structure choice, this paper researches the critical role of ownership structures in curbing the decrease of benefits after technology M&A. And the empirical data of listed companies indicates that in listed companies with high ownership concentration, the "supporting effect" of majority shareholders" behavior can exert more influence to curb the benefit decline after technology M&A than the "tunneling effect". Moreover, the ownership balance in large degree will confine the majority stockholders" will and behaviro, which therefore can weaken their "support effect"and aggravate the benefit edcline after technology M&A.
Holistic Consideration of Patients with Schizophrenia to Improve Medication Adherence and Outcomes
Lan-Ting Lee,Kao Chin Chen,Wei Hung Chang,Po See Chen,I Hui Lee,Yen Kuang Yang 대한정신약물학회 2015 CLINICAL PSYCHOPHARMACOLOGY AND NEUROSCIENCE Vol.13 No.2
Although several algorithms have been applied to treat patients with schizophrenia, their clinical use remains still limited, because most emphasize the prescription of antipsychotics. A new algorithm with a more holistic approach to treating patients with schizophrenia, to be used before applying traditional prescribing guidelines, was thus proposed by an expert team of Taiwanese psychiatrists. In this algorithm, several important treatment tasks/modalities are proposed, including long-acting injection antipsychotics, shared decision-making, a case management system, compulsory treatment by law, community rehabilitation programs, the patients’ feeling about their health care professionals (patients’ behaviors) and their attitude/knowledge of their conditions/ illness. This study proposes that evaluating the medication adherence of patients can be determined by two key domains, namely patients’ behaviors and attitudes. Based on different levels of their behaviors (X-axis) and attitude/knowledge (Y-axis), it is possible to categorize patients with schizophrenia into six subgroups, for which various different interventions, including the use of antipsychotics, could be applied and integrated. Further research is needed to assess the applicability of this treatment algorithm in clinical settings.
Li Lan,Jinfeng Wang,Shanhu Chen,Dacheng Li,Hongmei Li,Dayu Liu,Wei Wang,Yaoqiang Chen 한국공업화학회 2019 Journal of Industrial and Engineering Chemistry Vol.71 No.-
In this work, an advanced Rh/CeO2–ZrO2 (Rh/CZ) three-way catalyst was synthesized with the assistanceof monoethanolamine. Compared with conventional Rh/CZ, the dispersion and oxidation state of Rhspecies, as well as the hydrothermal aging resistance are remarkably modified. That is, upon agingtreatment, conventional Rh/CZ undergoes severe agglomeration of Rh species and formation of largeamount of reduction-resistive RhO2, resulting in serious catalyst deactivation. Fortunately, after theintroduction of monoethanolamine, the sintering of Rh species and transformation into inactive RhO2upon aging are effectively suppressed. Consequently, improved reducibility and advanced three-waycatalytic activity are achieved for the modified catalyst.
Expression of the Pokemon Proto-oncogene in Nasopharyngeal Carcinoma Cell Lines and Tissues
Jiao, Wei,Liu, Fei,Tang, Feng-Zhu,Lan, Jiao,Xiao, Rui-Ping,Chen, Xing-Zhou,Ye, Hui-Lan,Cai, Yong-Lin Asian Pacific Journal of Cancer Prevention 2013 Asian Pacific journal of cancer prevention Vol.14 No.11
To study the differentiated expression of the proto-oncogene Pokemon in nasopharyngeal carcinoma (NPC) cell lines and tissues, mRNA and protein expression levels of CNE1, CNE2, CNE3 and C666-1 were detected separately by reverse transcription polymerase chain reaction (RT-PCR), real-time PCR and Western-blotting. The immortalized nasopharyngeal epithelial cell line NP69 was used as a control. The Pokemon protein expression level in biopsy specimens from chronic rhinitis patients and undifferentiated non keratinizing NPC patients was determined by Western-blotting and arranged from high to low: C666-1>CNE1>CNE2> CNE3>NP69. The Pokemon mRNA expression level was also arranged from high to low: CNE1>CNE2>NP69>C666-1>CNE3. Pokemon expression of NP69 and C666-1 obviously varied from mRNA to protein. The Pokemon protein level of NPC biopsy specimens was obviously higher than in chronic rhinitis. The data suggest that high Pokemon protein expression is closely associated with undifferentiated non-keratinizing NPC and may provide useful information for NPC molecular target therapy.
Yuanyun Wei,Yaqi Gong,Shuang Wei,Yonglin Chen,Jian Cui,Xiang Lin,Yueqiu Yu,Hongxia Yan,Hui Qin,Lan Yi 대한약학회 2022 Archives of Pharmacal Research Vol.45 No.8
Sometimes, people can be exposed to moderateor high doses of radiation accidentally or through the environment. Radiation can cause great harm to several systemswithin organisms, especially the hematopoietic system. Severaltypes of drugs protect the hematopoietic system againstradiation damage in diff erent ways. They can be classifi edas “synthetic drugs” and “natural compounds.” Their cellularmechanisms to protect organisms from radiation damageinclude free radical-scavenging, anti-oxidation, reducinggenotoxicity and apoptosis, and alleviating suppression ofthe bone marrow. These topics have been reviewed to providenew ideas for the development and research of drugsalleviating radiation-induced damage to the hematopoieticsystem.
Yan Lan,Le-Gen Nong,Chuan-Dong Wei,Wen-Cheng Chen,Jun-Li Wang,Chun-Fang Wang,Guo-Gang Pan,Ye-Sheng Wei 연세대학교의과대학 2015 Yonsei medical journal Vol.56 No.2
Purpose: Although the polymorphisms of erythrocyte complement receptor type 1 (CR1) in patients with malaria have been extensively studied, a question of whether the polymorphisms of CR1 are associated with severe malaria remains controversial. Furthermore, no study has examined the association of CR1 polymorphisms with malaria in Chinese population. Therefore, we investigated the relationship of CR1 gene polymorphism and malaria in Chinese population. Materials and Methods:We analyzed polymorphisms of CR1 gene rs2274567 G/A, rs4844600 G/A, and rs2296160 C/T in 509 patients with malaria and 503 controls, using the Taqmangenotyping assay and PCR-direct sequencing. Results: There were no significantdifferences in the genotype, allele and haplotype frequencies of CR1 gene rs2274567 G/A, rs4844600 G/A, and rs2296160 C/T polymorphisms between patientswith malaria and controls. Furthermore, there was no association of polymorphismsin the CR1 gene with the severity of malaria in Chinese population. Conclusion:These findings suggest that CR1 gene rs2274567 G/A, rs4844600 G/A, and rs2296160 C/T polymorphisms may not be involved in susceptibility to malariain Chinese population.