A series of CeO_2-Co_3O_4 mixed oxide catalysts with different Co/(Co+Ce) atomic ratios were synthesized by citric acid ......

Hierarchically macro-/mesoporous structured Al2O3 and TiO2-Al2O3 materials were used as supports to prepare novel Co-Mo-......

In laser beam scanning manufacturing(LSM)system the PLT file was adopted as design file.The data of de- sign file were p......

This work presents a new voltage programmed pixel circuit for an active-matrix organic light-emitting diode(AMOLED) disp......

A series of M-substituted hexaaluminates LaMAl11O19-δ(M=Fe, Co, Ni, Mn, and Cu) were prepared and characterized by XRD,......

Advanced integrated gasification combined cycle (IGCC) power generation systems require the development of high-temperat......

To improve the automation level of the vehicle drive axle test and better simulate a vehicle′s actual operation, an adv......

This paper focuses on the problem of low efficiency and limited non-geometric information handling ability in the proces......

Robots， becoming increasingly prevalent in factories and industrial plants throughout the developed world， are programmed ......

MicroRNA-21(miR-21) is frequently up-regulated in cancer and the majority of its reported targets are tumor suppressors.......

In this letter,we develope a control and image processing system for Streak Tube Imaging Lidar(STIL).In the system,the d......

免疫检查点是一类免疫抑制性分子,通过调节免疫反应的强度和广度,从而避免正常组织的损伤和破坏。近年来研究发现肿瘤细胞可通过激......

细胞程序性死亡(programmed cell death,PCD)是一种由基因控制的、主动的细胞死亡过程,它对植物正常生长发育起重要作用。本实验用......

目的 研究慢性HBV感染者程序性死亡因子1(PD-1)基因的拷贝数和mRNA表达水平，以及在不同临床表现患者间的差异。 方法 实时荧光定量P......

目的 探讨HBV感染相关性原发性肝癌(PHC)患者外周血与肝组织中T细胞亚群变化及其表面程序性死亡受体1 (PD-1)表达、自然杀伤(NK)细......

阐述医学研究生素质教育活动程序化运作的必要性,介绍素质教育活动“多中选优、科学组合、统筹安排、责任到人、明确程序、传承发......

目的探讨PDCD4、CDKN1A/p21在喉鳞状细胞癌组织中的表达与相关病理参数间的关系及二者间的相关性。方法使用免疫组化法检测PDCD4及......