Electromagnetic interference shielding(EMI SE)modules are the core com-ponent of modern electronics.However,the tra-ditional metal-based SE modules always take up indispensable three-dimensional space inside electroni...Electromagnetic interference shielding(EMI SE)modules are the core com-ponent of modern electronics.However,the tra-ditional metal-based SE modules always take up indispensable three-dimensional space inside electronics,posing a major obstacle to the integra-tion of electronics.The innovation of integrating 3D-printed conformal shielding(c-SE)modules with packaging materials onto core electronics offers infinite possibilities to satisfy ideal SE func-tion without occupying additional space.Herein,the 3D printable carbon-based inks with various proportions of graphene and carbon nanotube nanoparticles are well-formulated by manipulating their rheological peculiarity.Accordingly,the free-constructed architectures with arbitrarily-customized structure and multifunctionality are created via 3D printing.In particular,the SE performance of 3D-printed frame is up to 61.4 dB,simultaneously accompanied with an ultralight architecture of 0.076 g cm^(-3) and a superhigh specific shielding of 802.4 dB cm3 g^(-1).Moreover,as a proof-of-concept,the 3D-printed c-SE module is in situ integrated into core electronics,successfully replacing the traditional metal-based module to afford multiple functions for electromagnetic compatibility and thermal dissipa-tion.Thus,this scientific innovation completely makes up the blank for assembling carbon-based c-SE modules and sheds a brilliant light on developing the next generation of high-performance shielding materials with arbitrarily-customized structure for integrated electronics.展开更多
目的 探讨微核糖核酸-525-5p(mi R-525-5p)、围脂滴蛋白3(PLIN3)的表达与胶质瘤预后的关系。方法选取2018年2月至2020年7月青岛市市立医院收治的102例胶质瘤患者,收集术中部分瘤组织和瘤旁组织采用实时荧光定量聚合酶链式反应检测mi R-5...目的 探讨微核糖核酸-525-5p(mi R-525-5p)、围脂滴蛋白3(PLIN3)的表达与胶质瘤预后的关系。方法选取2018年2月至2020年7月青岛市市立医院收治的102例胶质瘤患者,收集术中部分瘤组织和瘤旁组织采用实时荧光定量聚合酶链式反应检测mi R-525-5p、PLIN3 m RNA表达,免疫组织化学染色法检测PLIN3表达。通过Target Scan数据库预测mi R-525-5p与PLIN3的结合位点,分析二者在胶质瘤组织中表达的相关性。根据胶质瘤组织中PLIN3 m RNA表达均值分为高表达组和低表达组,采用Kaplan-Meier法绘制高/低PLIN3 m RNA表达胶质瘤患者生存曲线,多因素Cox回归分析胶质瘤患者预后影响因素。结果 与瘤旁组织比较,胶质瘤组织中mi R-525-5p表达降低,PLIN3 m RNA表达升高(P<0.05)。与瘤旁组织比较,胶质瘤组织中PLIN3阳性率升高(P<0.05)。mi R-525-5p与PLIN3存在结合位点。mi R-525-5p与PLIN3 m RNA表达在胶质瘤组织中呈负相关(P<0.05)。PLIN3 m RNA高表达组3年总生存率低于低表达组(P<0.05)。多因素Cox回归分析显示,低分化、世界卫生组织中枢神经系统肿瘤分级Ⅲ~Ⅳ级、PLIN3 m RNA≥1.86为胶质瘤患者死亡的独立危险因素(HR>1,P<0.05)。结论 胶质瘤组织中mi R-525-5p低表达和PLIN3 m RNA高表达,二者表达呈负相关,PLIN3 m RNA高表达与胶质瘤患者预后不良有关。展开更多
基金This work is financially supported by the National Natural Science Foundation of China(52303036)the Natural Science Foundation of Guangxi Province(2020GXNSFAA297028)+4 种基金the Guangxi Science and Technology Base and Talent Special Project(GUIKE AD23026179)the International Science&Technology Cooperation Project of Chengdu(2021-GH03-00009-HZ)the Program of Innovative Research Team for Young Scientists of Sichuan Province(22CXTD0019)the Natural Science Foundation of Sichuan Province(2023NSFSC0986)the Opening Project of State Key Laboratory of Polymer Materials Engineering(Sichuan University)(Sklpme2023-3-18).
文摘Electromagnetic interference shielding(EMI SE)modules are the core com-ponent of modern electronics.However,the tra-ditional metal-based SE modules always take up indispensable three-dimensional space inside electronics,posing a major obstacle to the integra-tion of electronics.The innovation of integrating 3D-printed conformal shielding(c-SE)modules with packaging materials onto core electronics offers infinite possibilities to satisfy ideal SE func-tion without occupying additional space.Herein,the 3D printable carbon-based inks with various proportions of graphene and carbon nanotube nanoparticles are well-formulated by manipulating their rheological peculiarity.Accordingly,the free-constructed architectures with arbitrarily-customized structure and multifunctionality are created via 3D printing.In particular,the SE performance of 3D-printed frame is up to 61.4 dB,simultaneously accompanied with an ultralight architecture of 0.076 g cm^(-3) and a superhigh specific shielding of 802.4 dB cm3 g^(-1).Moreover,as a proof-of-concept,the 3D-printed c-SE module is in situ integrated into core electronics,successfully replacing the traditional metal-based module to afford multiple functions for electromagnetic compatibility and thermal dissipa-tion.Thus,this scientific innovation completely makes up the blank for assembling carbon-based c-SE modules and sheds a brilliant light on developing the next generation of high-performance shielding materials with arbitrarily-customized structure for integrated electronics.
文摘目的 探讨微核糖核酸-525-5p(mi R-525-5p)、围脂滴蛋白3(PLIN3)的表达与胶质瘤预后的关系。方法选取2018年2月至2020年7月青岛市市立医院收治的102例胶质瘤患者,收集术中部分瘤组织和瘤旁组织采用实时荧光定量聚合酶链式反应检测mi R-525-5p、PLIN3 m RNA表达,免疫组织化学染色法检测PLIN3表达。通过Target Scan数据库预测mi R-525-5p与PLIN3的结合位点,分析二者在胶质瘤组织中表达的相关性。根据胶质瘤组织中PLIN3 m RNA表达均值分为高表达组和低表达组,采用Kaplan-Meier法绘制高/低PLIN3 m RNA表达胶质瘤患者生存曲线,多因素Cox回归分析胶质瘤患者预后影响因素。结果 与瘤旁组织比较,胶质瘤组织中mi R-525-5p表达降低,PLIN3 m RNA表达升高(P<0.05)。与瘤旁组织比较,胶质瘤组织中PLIN3阳性率升高(P<0.05)。mi R-525-5p与PLIN3存在结合位点。mi R-525-5p与PLIN3 m RNA表达在胶质瘤组织中呈负相关(P<0.05)。PLIN3 m RNA高表达组3年总生存率低于低表达组(P<0.05)。多因素Cox回归分析显示,低分化、世界卫生组织中枢神经系统肿瘤分级Ⅲ~Ⅳ级、PLIN3 m RNA≥1.86为胶质瘤患者死亡的独立危险因素(HR>1,P<0.05)。结论 胶质瘤组织中mi R-525-5p低表达和PLIN3 m RNA高表达,二者表达呈负相关,PLIN3 m RNA高表达与胶质瘤患者预后不良有关。
