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326篇 您的检索式:作者名="Shull"
    题名 作者 年代 出处 被引量
1微传感器测量运动状态下的人体躯干倾角显示文摘精确地测量与控制躯干部的姿态对于人体和仿人机器人的运动学研究具有重要意义。先前的研究大多基于泛用算法,实验条件单一。基于陀螺仪和磁力计的数据融合,提出了一种用于估算运动状态下人体躯干倾角的算法。实验结果表明:在不同运动状态下,算法的均方根误差为1.81°±0.77°。该算法可以应用在有关人体和机器人运动平衡性的研究中。于波 夏海生 Shull Peter B 2016传感器与微系统2016,35,11:2
2新加黄龙汤对老年腰椎间盘突出合并椎管狭窄手术预后的影响显示文摘目的:研究新加黄龙汤对老年腰椎间盘突出合并椎管狭窄手术预后的影响。方法:纳入102例老年腰椎间盘突出合并椎管狭窄手术患者进行随机分组研究,对照组患者术后常规治疗,观察组患者在对照组基础上联合新加黄龙汤治疗,比较两组患者手术后效果、术后肠蠕动恢复时间、肛门排气时间、腹胀持续时间、下床活动时间、疼痛评分、住院时间、术后并发症及治疗前后患者血清炎性因子水平变化、SC-ODI评分变化。结果:观察组总有效率高于对照组(P<0.05)。术后肠蠕动恢复时间、肛门排气时间、腹胀持续时间、下床活动时间、住院时间均短于对照组,VAS评分低于对照组,并发症发生率低于对照组(P<0.05)。两组血清炎症因子水平、SC-ODI评分均在治疗后改善,且观察组改善情况优于对照组(P<0.05)。结论:新加黄龙汤可改善老年腰椎间盘突出合并椎管狭窄手术患者预后,患者恢复较好。徐婧 杨洁 2020陕西中医2020,41,9:2
3Critical role of bicarbonate and bicarbonate transporters in cardiac function显示文摘Bicarbonate is one of the major anions in mammalian tissues and extracellular fluids. Along with accompanying H+, HCO3- is generated from CO2 and H2 O, either spontaneously or via the catalytic activity of carbonic anhydrase. It serves as a component of the major buffer system, thereby playing a critical role in pH homeostasis. Bicarbonate can also be utilized by a variety of ion transporters, often working in coupled systems, to transport other ions and organic substrates across cell membranes. The functions of HCO3- and HCO3--transporters in epithelial tissues have been studied extensively, but their functions in heart are less well understood. Here we review studies of the identities and physiological functions of Cl-/HCO3- exchangers and Na+/HCO3-cotransporters of the SLC4 A and SLC26 A families in heart. We also present RNA Seq analysis of their cardiac mRNA expression levels. These studies indicate that slc4a3(AE3) is the major Cl-/HCO3- exchanger and plays a protective role in heart failure, and that Slc4a4(NBCe1) is the major Na+/HCO3- cotransporter and affects action potential duration. In addition, previous studies show that HCO3- has a positive inotropic effect in the perfused heart that is largely independent of effects on intracellular Ca2+. The importance of HCO3- in the regulation of contractility is supported by experiments showing that isolated cardiomyocytes exhibit sharply enhanced contractility, with no change in Ca2+ transients, when switched from Hepes-buffered to HCO3-- buffered solutions. These studies demonstrate that HCO3- and HCO3--handling proteins play important roles in the regulation of cardiac function.Hong-Sheng Wang Yamei Chen Kanimozhi Vairamani Gary E Shull 2014World Journal of Biological Chemistry2014,5,3:2
4Nanocrystalline and Nanocomposite Magnetic Materials and Their Applications显示文摘Nanocrystalline materials can possess bulk properties quite different from those commonly associated with conventional large-grained materials.Nanocomposites,a subset of nanocrystalline materials,in addition have been found to possess magnetic properties which are similar to,but different from,the properties of the individual constituents.New magnetic phenomena,unusual property combinations,and both enhanced and diminished magnetic property values are just some of the changes observed in magnetic nanocomposites from conventional magnetic materials.Here,a description will be presented of some of the exciting new properties discovered in nanomaterials and the magnetic applications envisioned for them.Robert D Shull 2007Journal of Iron and Steel Research(International)2007,14,4:2
5The composition of field maize显示文摘Shull G H 1908Report of theAmerican Breeders Association1908,,4:1
6A polymerase chain rea- ction (PCR) assay specific for Streptococcus Suis based on the gene encoding the glutamate dehydrogenase显示文摘OKWUMABUA O O' CONNOR M SHULL E 2003FEMS Microbiol Lett2003,11,218:1
7Nature显示文摘Provenzano V Shapiro A J Shull R D 2004429(6994): 8532004,429,6994:1
8A comparison of nickel titanium versus stainless steel spreaders in curved canals显示文摘Shull CC Loushine RJ West LA 1997Endod1997,23,4:1
9The composition of a field of maize显示文摘Shull G H 1908Journal of Heredity1908,,1:1
10Targeted disruption of the mouse transforming growth factor-β1 gene results in multifocal inflammatory disease 显示文摘Shull MM Ormsby I Kier AB 1992Nature1992,359,6397:1
11Eggshell thinning in ring doves exposed to p, p'-dicofol 显示文摘SCHWARZBACH S E SHULL L GRAU C R 1988Ar- chive Environmental Contamination Toxicology1988,17,:1
12A polymerase chain reaction (PCR) assay specific for Streptococcus suis based on the gene encoding the glutamate dehydrogenase显示文摘Okwumabua O O?Connor M Shull E 2003FEMS Microbiol Lett2003,218,1:1
13Chemical preparation and phase stability of Ca2SiO4 and Sr2SiO4 powders显示文摘NETTLESHIP I SHULL J L KRIVEN W M 1993J Eur Ceram Soc1993,11,:1
14A polymerase chain reaction (PCR) assay specific for Streptococcus suis based on the gene encoding the glutamate dehydrogenase显示文摘OKWUMABUA O O'CONNOR M SHULL E 2003FEMS Microbiol Lett2003,218,1:1
15Targeted disruption of the mouse transforming growth factor-beta 1 gene results in multifocal inflammatory disease显示文摘Shull MM Ormsby I Kier AB 1992Nature1992,359,6397:1
16Single -and double -slit diffraction of neutrons显示文摘ZEILINGER A GAEHLER R SHULL C G 1988Rov Mod Phys1988,60,4:1
17The composition of a field of maiz显示文摘Shull G H 1908Am Breeders Assoc Rep1908,,4:1
18Embryonic stem cell model systems for vascular morphogenesis and cardiac disorders 显示文摘Doetschman T Shull M Kier A 1993Hypertension1993,2,4:1
19T Journal of Applied Physics显示文摘Shull R D Provenzano V Shapiro A J 200699(8): 08K9082006,99,08:1
20A polymerase chain reaction(PCR) assay specific for Streptococcus suis based on the gene encoding the glutamate dehydrogenase显示文摘 O'Connor M Shull E 2003FEMS Microbiol Lett2003,218,1:1
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