http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
Enhanced Performance of Solution‐Processed TESPE‐ADT Thin‐Film Transistors
Chen, Liang‐,Hsiang,Hu, Tarng‐,Shiang,Huang, Peng‐,Yi,Kim, Choongik,Yang, Ching‐,Hao,Wang, Juin‐,Jie,Yan, Jing‐,Yi,Ho, Jia‐,Chong,Lee, Cheng‐,Chung,Chen WILEY‐VCH Verlag 2013 Chemphyschem Vol.14 No.12
<P><B>Abstract</B></P><P>A solution‐processed anthradithiophene derivative, 5,11‐bis(4‐triethylsilylphenylethynyl)anthradithiophene (TESPE‐ADT), is studied for use as the semiconducting material in thin‐film transistors (TFTs). To enhance the electrical performance of the devices, two different kinds of solution processing (spin‐coating and drop‐casting) on various gate dielectrics as well as additional post‐treatment are employed on thin films of TESPE‐ADT, and <I>p</I>‐channel OTFT transport with hole mobilities as high as ∼0.12 cm<SUP>2</SUP> V<SUP>−1</SUP> s<SUP>−1</SUP> are achieved. The film morphologies and formed microstructures of the semiconductor films are characterized in terms of film processing conditions and are correlated with variations in device performance.</P>
Ying-Jie Chen,Jia-Ying Wu,Yu-Yi Deng,Ying Wu,Xiao-Qi Wang,Amy Sze-man Li,Lut Yi Wong,Xiuqiong Fu,Zhi-Ling Yu,Chun Liang 고려인삼학회 2022 Journal of Ginseng Research Vol.46 No.3
Sorafenib is effective in treating hepatoma, but most patients develop resistance to it. STAT3signaling has been implicated in sorafenib resistance. Artesunate (ART) and 20(R)-ginsenoside Rg3 (Rg3)have anti-hepatoma effects and can inhibit STAT3 signaling in cancer cells. This study aimed to evaluatethe effects of Rg3 in combination with ART (Rg3-plus-ART) in overcoming sorafenib resistance, and toexamine the involvement of STAT3 signaling in these effects. Methods: Sorafenib-resistant HepG2 cells (HepG2-SR) were used to evaluate the in vitro anti-hepatomaeffects of Rg3-plus-ART. A HepG2-SR hepatoma-bearing BALB/c-nu/nu mouse model was used to assessthe in vivo anti-hepatoma effects of Rg3-plus-ART. CCK-8 assays and Annexin V-FITC/PI double stainingwere used to examine cell proliferation and apoptosis, respectively. Immunoblotting was employed toexamine protein levels. ROS generation was examined by measuring DCF-DA fluorescence. Results: Rg3-plus-ART synergistically reduced viability of, and evoked apoptosis in HepG2-SR cells, andsuppressed HepG2-SR tumor growth in mice. Mechanistic studies revealed that Rg3-plus-ART inhibitedactivation/phosphorylation of Src and STAT3 in HepG2-SR cultures and tumors. The combination alsodecreased the STAT3 nuclear level and induced ROS production in HepG2-SR cultures. Furthermore, overactivation of STAT3 or removal of ROS diminished the anti-proliferative effects of Rg3-plus-ART, andremoval of ROS diminished Rg3-plus-ART's inhibitory effects on STAT3 activation in HepG2-SR cells. Conclusions: Rg3-plus-ART overcomes sorafenib resistance in experimental models, and inhibition of Src/STAT3 signaling and modulation of ROS/STAT3 signaling contribute to the underlying mechanisms. Thisstudy provides a pharmacological basis for developing Rg3-plus-ART into a novel modality for treatingsorafenib-resistant hepatoma.
Combined Assessment of Serum Alpha-Synuclein and Rab35 is a Better Biomarker for Parkinson’s Disease
Hung-Li Wang,Chin-Song Lu,Tu-Hsueh Yeh,Yu-Ming Shen,Yi-Hsin Weng,Ying-Zu Huang,Rou-Shayn Chen,Yu-Chuan Liu,Yi-Chuan Cheng,Hsiu-Chen Chang,Ying-Ling Chen,Yu-Jie Chen,Yan-Wei Lin,Chia Chen Hsu,Huang-Li 대한신경과학회 2019 Journal of Clinical Neurology Vol.15 No.4
Background and Purpose It is essential to develop a reliable predictive serum biomarker for Parkinson’s disease (PD). Te accumulation of alpha-synuclein (αSyn) and up-regulated expression of Rab35 participate in the etiology of PD. Te purpose of this investigation was to determine whether the combined assessment of serum αSyn and Rab35 is a useful predictive biomarker for PD. Methods Serum levels of αSyn or Rab35 were determined in serum samples from 59 sporadic PD patients, 19 progressive supranuclear palsy (PSP) patients, 20 multiple system atrophy (MSA) patients, and 60 normal controls (NC). Receiver operating characteristics (ROC) curves were calculated to determine the diagnostic accuracy of αSyn or/and Rab35 in discriminating PD patients from NC or atypical parkinsonian patients. Results The levels of αSyn and Rab35 were increased in PD patients. The serum level of Rab35 was positively correlated with that of αSyn in PD patients. Compared to analyzing αSyn or Rab35 alone, the combined analysis of αSyn and Rab35 produced a larger area under the ROC curve and performed better in discriminating PD patients from NC, MSA patients, or PSP patients. When age was dichotomized at 55, 60, 65, or 70 years, the combined assessment of αSyn and Rab35 for classifying PD was better in the group below the cutof age than in the group above the cutof age. Conclusions Combined assessment of serum αSyn and Rab35 is a better biomarker for discriminating PD patients from NC or atypical parkinsonian patients, and is a useful predictive biomarker for younger sporadic PD patients.
Jie Deng,Yi Zhou,Shanshan Li,Lei Xiong,Jianli Wang,Shandong Yuan,Yaoqiang Chen 한국공업화학회 2018 Journal of Industrial and Engineering Chemistry Vol.64 No.-
Three CeO2–ZrO2–Y2O3–La2O3 (CZ) nanomaterials with controllable crystallite size were prepared by a simple co-precipitation method combined with hydrothermal treatment at different temperatures. The material CZ-180 possesses a high surface area of 43.6 m2 g−1 and a low reduction temperature of 344 °C simultaneously even after aging at 1000 °C for 4 h. Moreover, with improving hydrothermal temperature, the incorporation of rear earth metals was accelerated and surface properties were modified. And higher Pd dispersion and larger proportion of active Pd2+ species were achieved on the modified surface of CZ-180. Consequently, the supported catalyst Pd/CZ-180 shows a superior three-way catalytic performance.
Yi Liang,Hong-Hong Liu,Yi-Jie Chen,Hui Sun 한국식품영양과학회 2014 Journal of medicinal food Vol.17 No.4
A water soluble extract from the medicinal mushroom Agrocybe aegerita has been shown to stimulate splenocyte proliferation, cytotoxic activity, and tumor rejection effect in tumor-bearing mouse models. In the present study, the crude extract was separated into a protein component fraction (Yp), mainly containing lectins and serine proteinase, and a small molecule component fraction (Ys), mainly containing triethylene glycol, a-bisabolol, n-hexadecanoic acid, and so on. The antitumor activity of the fractions was investigated in a tumor-bearing BALB/c mouse model. Repeat administration of Yp and Ys significantly inhibited tumor growth (P < .001), but little toxicity was observed. Moreover, the protein fraction Yp performed better than Ys in both antitumor and lifespan-prolonging activity. The cytokine expression levels in serum and splenocytes from extract-treated mice were selectively screened by enzyme-linked immunosorbent assay and quantitative realtime polymerase chain reaction, and the results showed that Yp upregulated the mRNA level of Th2 cytokine interleukin-10 (P < .01), and Ys increased the mRNA level of granulocyte-macrophage colony-stimulating factor (P < .01) and antiinflammatory cytokine transforming growth factor-b (P < .01). All these data suggest that Yp and Ys can inhibit tumor growth via different mechanisms, which promotes the understanding of antitumor properties of medicinal fungi.
Bismuth-Doped Phosphate Glasses and H+-Implanted Waveguides
Jie Zhang,Jing-Yi Chen,Chun-Xiao Liu,Liao-Lin Zhang,She-Bao Lin 한국물리학회 2020 THE JOURNAL OF THE KOREAN PHYSICAL SOCIETY Vol.76 No.6
The work reports on the preparation and optical characterization of 75P2O5-15B2O3-9Al2O3-Bi2O3 glass by using the melt-quenching method and absorption spectroscopy, respectively. Further, 0.4-MeV proton implantation of a fluence of 8.0 × 10^{16} ions/cm^2 was carried out on this glassy sample and it was tested as a waveguide at a wavelength of 632.8 nm for the first time to our knowledge. The m-line curves of the waveguide were measured before and after successive annealing treatments. The formation theory of the planar waveguides is discussed through simulations of the energy loss distribution and analysis of the reconstructed refractive index profile. The results should be useful in the design and fabrication of bismuth-doped phosphate glass and its use in integrated photonics devices.
Power and Promise of Ubiquitin Carboxyl-terminal Hydrolase 37 as a Target of Cancer Therapy
Chen, Yan-Jie,Ma, Yu-Shui,Fang, Ying,Wang, Yi,Fu, Da,Shen, Xi-Zhong Asian Pacific Journal of Cancer Prevention 2013 Asian Pacific journal of cancer prevention Vol.14 No.4
Ubiquitin carboxyl-terminal hydrolase 37 (UCH37, also called UCHL5), a member of the deubiquitinating enzymes, can suppress protein degradation through disassembling polyubiquitin from the distal subunit of the chain. It has been proved that UCH37 can be activated by proteasome ubiqutin chain receptor Rpn13 and incorporation into the 19S complex. UCH37, which has been reported to assist in the mental development of mice, may play an important role in oncogenesis, tumor invasion and migration. Further studies will allow a better understanding of roles in cell physiology and pathology, embryonic development and tumor formation, hopefully providing support for the idea that UCH37 may constitute a new interesting target for the development of anticancer drugs.
Comparison of Carcass and Meat Quality Traits among Three Rabbit Breeds
Jie Wang,Yuan Su,Mauricio A. Elzo,Xian-Bo Jia,Shi-Yi Chen,Song-Jia Lai 한국축산식품학회 2016 한국축산식품학회지 Vol.36 No.1
The objective of this study was to compare carcass composition and meat quality traits in the longissimus dorsi and biceps femoris muscles in the Hyla, Champagne and Tianfu Black rabbit breeds. Tianfu Black rabbits had the heaviest head, skin, thoracic viscera and commercial carcass percentage (p<0.05). In addition, Tianfu Black had the highest pH0 h value, followed by the Champagne and Hyla breeds (p<0.01) in the longissimus dorsi and biceps femoris muscles. Tianfu Black had a higher a* (0 h and 24 h) than the other two breeds in both longissimus dorsi and biceps femoris muscles (p<0.05). The Hyla, Champagne, and Tianfu Black breeds showed a similar pattern of differences for meat quality traits (pH, L*, a* and b*) measured in fresh meat (0 h) and meat stored for 24 h. Hyla had the highest IMF values of the three breeds (p<0.01). The lower intramuscular fat of Tianfu Black and Champagne rabbits gives them an advantage over Hyla rabbits among most consumers seeking lean rabbit meat.