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3篇 您的检索式:作者名="Zhuolin Xiang"
    题名 作者 年代 出处 被引量
1A flexible three-dimensional electrode mesh:An enabling technology for wireless brain-computer interface prostheses显示文摘The neural interface is a key component in wireless brain–computer prostheses.In this study,we demonstrate that a unique three-dimensional(3D)microneedle electrode on a flexible mesh substrate,which can be fabricated without complicated micromachining techniques,is conformal to the tissues with minimal invasiveness.Furthermore,we demonstrate that it can be applied to different functional layers in the nervous system without length limitation.The microneedle electrode is fabricated using drawing lithography technology from biocompatible materials.In this approach,the profile of a 3D microneedle electrode array is determined by the design of a two-dimensional(2D)pattern on the mask,which can be used to access different functional layers in different locations of the brain.Due to the sufficient stiffness of the electrode and the excellent flexibility of the mesh substrate,the electrode can penetrate into the tissue with its bottom layer fully conformal to the curved brain surface.Then,the exposed contact at the end of the microneedle electrode can successfully acquire neural signals from the brain.Zhuolin Xiang Jingquan Liu Chengkuo Lee 2016Microsystems & Nanoengineering2016,2,1:8
2Genetic Insights into Glycine’s Protective Role Against CAD—European and East Asia,2015 and 2020显示文摘Introduction:The purpose of this study is to examine the potential causal relationship between levels of circulating glycine and coronary artery disease(CAD)using a two-step Mendelian randomization(MR)analysis.Methods:We analyzed data from genome-wide association studies(GWAS)conducted on European and East Asian populations.To assess the causal effects of circulating glycine levels on the risk of CAD.We used the inverse-variance weighting(IVW),weighted median(WM),MR-Egger,and Mendelian Randomization Pleiotropy RESidual Sum and Outlier(MR-PRESSO)methods.Furthermore,we conducted mediation analysis to investigate the contribution of blood pressure and other cardiovascular disease-related traits.Results:The two-step Mendelian randomization analysis revealed that higher levels of glycine in the blood were associated with a reduced risk of CAD in Europeans[odds ratio(OR)=0.84,95%confidence interval(CI):0.72,−0.98;P=0.029]and East Asians:(OR=0.76,95%CI:0.66,−0.89;P=3.57×10−4).Sensitivity analysis confirmed the robustness of these findings.Additionally,our results suggest that about 6.06%of the observed causal effect is mediated through genetically predicted systolic blood pressure(SBP)in the European population.Discussion:Our results contribute to the current knowledge regarding the involvement of glycine in the progression of CAD,and provide valuable methodological insights for the prevention and treatment of this condition.Jiaying Yu Zhuolin Zhu Ting Wang Yuanhao Wei Lianjie Huang Qianru Zhang Yuting Zhang Yiran Wang Guiyou Liu Xiang Shu Rennan Feng 2024China CDC weekly2024,6,9:0
3Effects of tetrandrine on phenotypic modulation of vascular smooth muscle cells and expression of p38 MAPK as well as MKP-1 after intimal injury of rabbit carotid arteries显示文摘Objective: To study the effects of tetrandrine (Tet) on phenotypic modulation of vascular smooth muscle cells (VSMCs) and expression of p38 mitogen-activated protein kinase (p38MAPK) as well as mitogen-activated protein kinase phosphatase-1 (MKP-1) after vascular intimal injury. Methods: HE staining was used to analyze vascular morphology of sham-injured group, injured group and Tet-treated group at day 28. Immunohistochemistry, Western blot and RT-PCR were respectively used to detect the expression change of smooth muscle α-actin (SMα-actin), proliferation cell nuclear antigen (PCNA), p38MAPK and MKP-1 of injured group and Tet group at days 7, 14 and 28 after balloon injury. Results: ① All layers of vascular wall in sham-injured group were intact at day 28. The neointimal area was significantly increased and the lumen area notably decreased in injured group at day 28. The neointimal proliferation in Tet treated group was less than that in injured group, and the lumen area of Tet group was significantly increased than that of injured group at day 28. ②Compared with the injured group, the expression of SMα-actin, PCNA, p38MAPK and MKP-1 of vascular wall in Tet group was no difference, and the neointimal proliferation condition was also basically as same as injured group at day 7 after injury. The expression of PCNA and p38MAKP in Tet group was obviously lower than that in injured group, and the expression of MKP-1 in Tet group was obviously higher than that in injured group at days 14 and 28 after injury. The expression of SMα-actin in Tet group was slightly higher than that in injured group at days 14 and 28 after injury. Conclusions: Tet could reduce neointimal proliferation by inhibiting VSMCs phenotypic modulation and p38MAPK signaling transduction pathway as well as its down regulation.Xinping Zhang Lihong Xiang Yibai Feng Yongzhi Deng Zhuolin Fu Chtmzhi Shi Xiang Gu 2006Journal of Nanjing Medical University2006,20,1:0
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