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Peng Zhao,Chang-feng Fang,Yi-ming Wang,Ya-xi Zhai,De-sheng Liu 한국물리학회 2009 Current Applied Physics Vol.9 No.6
We have studied the switching characteristics of an optical molecular switch based on the 15,16-dinitrile dihydropyrene/cyclophanediene (DDP/CPD) molecule with two single-walled carbon nanotube (SWCNT) electrodes using first-principles transport calculations. It is shown that the DDP shows an overall higher conductance than the CPD at low bias which is independently of the SWCNT chirality. Meantime, the conductance of the molecular switch can be tuned by the chirality of the SWCNT. We have studied the switching characteristics of an optical molecular switch based on the 15,16-dinitrile dihydropyrene/cyclophanediene (DDP/CPD) molecule with two single-walled carbon nanotube (SWCNT) electrodes using first-principles transport calculations. It is shown that the DDP shows an overall higher conductance than the CPD at low bias which is independently of the SWCNT chirality. Meantime, the conductance of the molecular switch can be tuned by the chirality of the SWCNT.
Meta-analysis of the Efficacy of Sorafenib for Hepatocellular Carcinoma
Wang, Zhao,Wu, Xiao-Ling,Zeng, Wei-Zheng,Xu, Gui-Sen,Xu, Hui,Weng, Min,Hou, Juan-Ni,Jiang, Ming-De Asian Pacific Journal of Cancer Prevention 2013 Asian Pacific journal of cancer prevention Vol.14 No.2
Purpose: By carrying out a meta-analysis of randomized controlled trials that compared sorafenib or combined chemotherapy with placebo or combined chemotherapy, the effectiveness of sorafenib in hepatocellular carcinoma was evaluated in the present study, which also provided clinical practice guidelines of evidence-based-medicine. Methods: We reviewed PubMed citations concerning sorafenib treating hepatocellular carcinoma in randomized controlled trials from Jan 2000 to July 2012. All the literature was extracted by Cochrane systematic reviews and underwent meta-analysis with RewMan 5.0 software. Results: Finally, four papers documenting randomized controlled studies were included. Compared with controls, sorafenib was shown to significantly increase overall survival (OS), time to progression (TTP), and disease control rates (DCR), but not the time to symptom progression (TTSP) in hepatocellular carcinoma patients. The incidence of grade-III/IV adverse reactions, including hand-foot-skin reactions, diarrhea, hypertension and skin rash or desquamation, in sorafenib treatment group was higher than that in controls. However, there was no significant difference in the incidence of hypodynamia between the two groups. Conclusions: Sorafenib exerts significant curative effects in hepatocellular carcinoma.
Zhang, Zhi-Ming,Zhang, Yu-Mei,Gao, Sheng,Yuan, Wei-Ping,Zhao, Yin-Nong,Xiang, Bang-De,Wu, Fei-Xiang,Wu, Guo-Bin,Liu, Jian-Yong Asian Pacific Journal of Cancer Prevention 2014 Asian Pacific journal of cancer prevention Vol.15 No.20
Objective: To explore the most appropriate treatment for patients with hepatocellular cancer (HCC) >10 cm by using the Barcelona Clinic Liver Cancer (BCLC) classification. Materials and Methods: A total of 124 HCC patients undergoing surgery were selected. Disease-free survival (DFS), overall survival (OS) and prognostic factors were respectively assessed. Results: This study showed that the cumulative 1-, 3-, 5-year survival rates were 79.7%, 59.8% and 41.6% in BCLC-A patients, 76.2%, 9.5% and 0% in BCLC-B patients and 44.9%, 0% and 0% in BCLC-C patients, respectively. The 1-, 3-, 5-year DFS rates were 49%, 24.5% and 9.1% in BCLC-A patients, 7.5%, 0% and 0% in BCLC-B patients, respectively. No BCLC-C patients survived 1 year after surgery. Multivariate analysis indicated that hepatitis B surface antigen (HBsAg), vascular invasion, intra-hepatic metastasis, curative resection, tumor rupture and pathologic differentiation were independent prognostic factors. Conclusions: Surgery is effective and safe for patients with HCC >10 cm with sufficient hepatic reserve.
A Thermal Runaway Early Warning Method for Electric Vehicles Based on Hybrid Neural Network Model
Cheng Yuan-Ming,Gao De-Xin,Zhao Feng-Ming,Yang Qing 대한전기학회 2024 Journal of Electrical Engineering & Technology Vol.19 No.6
New energy vehicle has gradually become a new trend in global transportation development due to the renewable and environmentally friendly fuel they consume. At the same time, the charging safety issue of lithium-ion batteries for the electric vehicle limits the development of the industry. From the perspective of the electric vehicle charging data and based on the timing characteristics that lithium-ion battery charging has, this paper proposes a hybrid neural network electric vehicle thermal runaway temperature warning model, which combines an attention mechanism (AT), a temporal convolutional network (TCN), and a long- and short-term memory network (LSTM). Firstly, the charging temperature of the electric vehicle is predicted by establishing hybrid neural networks model, then comparing the real-time charging data with the predicted data, calculating the residual diff erence between the two. Analyzing the residual diff erence by using the sliding window method and then calculating the pre-warning threshold. Finally, realizing the thermal out-of-control early warning based on the residual diff erence to complete the monitoring of the charging status of the electric vehicle. The experimental results show that the AT-TCN-LSTM charging early warning model has higher accuracy and faster speed than other models, so that the method can accurately and quickly respond to charging accidents and achieve the early warning eff ect. At the same time, in order to verify the generalization ability of the model, transfer learning is used to transfer the trained AT-TCN-LSTM model to the charging data of diff erent charging times and diff erent vehicle types, and the results show that the model after transfer learning still has more accurate prediction accuracy.
Experimental and Clinical Study of Korea Red Ginseng Treatment on Hypertension
(En Yuan Jin),(Ming Jin),(Yu Lin Wei),(Lin Hun Huang),(Xiao Ping Yan),(Zai Xiang Shi),(Li Huang),(De Chu Shen),(Ren Jie Fu),(Tian Yu Zhao),(Ki Yeul Kam),(Akira Kumagai) 고려인삼학회 1998 Advances in Ginseng Research - Proceedings of the Vol.- No.-
The SH2 domain is crucial for function of Fyn in neuronal migration and cortical lamination
( Xi Lu ),( Xin De Hu ),( Ling Zhen Song ),( Lei An ),( Ming Hui Duan ),( Shu Lin Chen ),( Shan Ting Zhao ) 생화학분자생물학회(구 한국생화학분자생물학회) 2015 BMB Reports Vol.48 No.2
Neurons in the developing brain form the cortical plate (CP) in an inside-out manner, in which the late-born neurons are located more superficially than the early-born neurons. Fyn, a member of the Src family kinases, plays an important role in neuronal migration by binding to many substrates. However, the role of the Src-homology 2 (SH2) domain in function of Fyn in neuronal migration remains poorly understood. Here, we demonstrate that the SH2 domain is essential for the action of Fyn in neuronal migration and cortical lamination. A point mutation in the Fyn SH2 domain (FynR176A) impaired neuronal migration and their final location in the cerebral cortex, by inducing neuronal aggregation and branching. Thus, we provide the first evidence of the Fyn SH2 domain contributing to neuronal migration and neuronal morphogenesis. [BMB Reports 2015; 48(2): 97-102]
Xu, Jia-Li,Hu, Ling-Min,Huang, Ming-De,Zhao, Wan,Yin, Yong-Mei,Hu, Zhi-Bin,Ma, Hong-Xia,Shen, Hong-Bing,Shu, Yong-Qian Asian Pacific Journal of Cancer Prevention 2012 Asian Pacific journal of cancer prevention Vol.13 No.3
Objective: NBS1 plays a key role in the repair of DNA double-strand break (DSB). We conducted this study to investigate the effect of two critical polymorphisms (rs1805794 and rs13312840) in NBS1 on treatment response and prognosis of advanced non-small cell lung cancer (NSCLC) patients with platinum-based chemotherapy. Methods: Using TaqMan methods, we genotyped the two polymorphisms in 147 NSCLC patients. Odds ratios (ORs) and their 95% confidential intervals (CIs) were calculated as a measure of difference in the response rate of platinum-based chemotherapy using logistic regression analysis. The Kaplan-Meier and log-rank tests were used to assess the differences in progression-free survival (PFS) and overall survival (OS). Cox proportional hazards model was applied to assess the hazard ratios (HRs) for PFS and OS. Results: Neither of the two polymorphisms was significantly associated with treatment response of platinum-based chemotherapy. However, patients carrying the rs1805794 CC variant genotype had a significantly improved PFS compared to those with GG genotype (16.0 vs. 8.0 months, P = 0.040). Multivariable cox regression analysis further showed that rs1805974 was a significantly favorable prognostic factor for PFS [CC/CG vs. GG: Adjusted HR = 0.62, 95% CI: 0.39-0.99; CC vs. CG/GG: Adjusted HR = 0.56, 95% CI: 0.32-0.97). Similarly, rs13312840 with a small sample size also showed a significant association with PFS (CC vs. CT/TT: Adjusted HR = 25.62, 95% CI: 1.53-428.39). Conclusions: Our findings suggest that NBS1 polymorphisms may be genetic biomarkers for NSCLC prognosis especially PFS with platinum-based chemotherapy in the Chinese population.
miR-27a as an Oncogenic microRNA of Hepatitis B Virus-related Hepatocellular Carcinoma
Wu, Xin-Jun,Li, Yan,Liu, Dong,Zhao, Lun-De,Bai, Bin,Xue, Ming-Hui Asian Pacific Journal of Cancer Prevention 2013 Asian Pacific journal of cancer prevention Vol.14 No.2
microRNAs (miRNAs) are small non-coding RNAs that regulate gene expression through post-transcriptional interactions with mRNA. miRNAs have recently emerged as key regulators of various cancers. Although miR-27a has been implicated in several other cancers, its role in hepatitis B virus-related hepatocellular carcinoma (HCC) is unknown. In this study, we showed miR-27a to be frequently up-regulated in HCC tissues and HCC cell lines (HepG2 and Huh7). Overexpression of miR-27a enhanced cell proliferation, promoted migration and invasion, and activated cell cycling in HepG2 and Huh7 cells. In summary, our results suggest that up-regulation of miR-27a may play an oncogenic role in the development of HCC and might thus be a new therapeutic target in HCC patients.