The Potential of Utilizing Mid-Energy X-Rays for In-Line Phase Sensitive Breast Cancer Imaging [0.03%]
利用中能X射线进行乳腺癌在线相位敏感成像的潜力
F H Omoumi,M U Ghani,M D Wong et al.
F H Omoumi et al.
Objective: The objective of this study is to demonstrate the potential of utilizing mid-energy x-rays for in-line phase-sensitive breast cancer imaging by phantom studies. ...
Cancer detection in excised breast tumors using terahertz imaging and spectroscopy [0.03%]
应用太赫兹影像和光谱技术检测切除乳腺肿瘤中的癌症
Magda El-Shenawee,Nagma Vohra,Tyler Bowman et al.
Magda El-Shenawee et al.
Terahertz imaging and spectroscopy has demonstrated a potential for differentiating tissue types of excised breast cancer tumors. Pulsed terahertz technology provides a broadband frequency range from 0.1 THz to 4 THz for detecting cancerous...
Impact of a single distance phase retrieval algorithm on spatial resolution in X-ray inline phase sensitive imaging [0.03%]
单步相移算法对X射线平行束相位对比成像空间分辨力的影响研究
Muhammad U Ghani,Bradley Gregory,Farid Omoumi et al.
Muhammad U Ghani et al.
A single-projection based phase retrieval method based on the phase attenuation duality principle (PAD) was used to compare the spatial resolution of the acquired phase sensitive and PAD processed phase retrieved images. An inline phase sen...
Determining T2 relaxation time and stroke onset relationship in ischaemic stroke within apparent diffusion coefficient-defined lesions. A user-independent method for quantifying the impact of stroke in the human brain [0.03%]
基于表观扩散系数界定病灶内的缺血性卒中T2弛豫时间与发病时间关系的研究：一种无需人工干预的量化卒中对人脑影响的方法
Michael J Knight,Robin A Damion,Bryony L McGarry et al.
Michael J Knight et al.
Background and objective: In hyperacute ischaemic stroke, T2 of cerebral water increases with time. Quantifying this change may be informative of the extent of tissue damage and onset time. Our objective was to develop a ...
Observation of Angular Dependence of T1 in the Human White Matter at 3T [0.03%]
人脑白质组织T1弛豫角依赖性的三维梯度回波观察研究（3T）
Michael J Knight,Robin A Damion,Risto A Kauppinen
Michael J Knight
Background and objective: Multiple factors including chemical composition and microstructure influence relaxivity of tissue water in vivo. We have quantified T1 in the human white mater (WM) together with diffusion tensor...
Phase-encoded single-voxel magnetic resonance spectroscopy for suppressing outer volume signals at 7 Tesla [0.03%]
相位编码单体素磁共振波谱法在7特斯拉磁场中抑制外体积信号的影响
Ningzhi Li,Li An,Christopher Johnson et al.
Ningzhi Li et al.
Background: Due to imperfect slice profiles, unwanted signals from outside the selected voxel may significantly contaminate metabolite signals acquired using in vivo magnetic resonance spectroscopy (MRS). The use of outer...
Stroke Onset Time Determination Using MRI Relaxation Times without Non-Ischaemic Reference in A Rat Stroke Model [0.03%]
无需非缺血参考的大鼠卒中模型中的MRI弛豫时间确定卒中发病时间
Terence J T Norton,Marcelo Pereyra,Michael J Knight et al.
Terence J T Norton et al.
Background: Objective timing of stroke in emergency departments is expected to improve patient stratification. Magnetic resonance imaging (MRI) relaxations times, T2 and T1ρ , in abnormal diffusion delineated ischaemic t...
Synchrotron infrared imaging of advanced glycation endproducts (AGEs) in cardiac tissue from mice fed high glycemic diets [0.03%]
同步加速器红外成像检测高血糖饮食小鼠心脏组织中的晚期糖基化终末产物(ages)分布
Giovanni Birarda,Elizabeth A Holman,Shang Fu et al.
Giovanni Birarda et al.
Recent research findings correlate an increased risk for dieases such as diabetes, macular degeneration and cardiovascular disease (CVD) with diets that rapidly raise the blood sugar levels; these diets are known as high glycemic index (GI)...
Stanley J Opella
Stanley J Opella
Most biological functions are carried out in supramolecular assemblies. As a result of their slow reorientation in solution, these assemblies have been resistant to the widely employed solution NMR approaches. The development of solid-state...
Elevated copper in the amyloid plaques and iron in the cortex are observed in mouse models of Alzheimer's disease that exhibit neurodegeneration [0.03%]
阿尔茨海默病小鼠模型中淀粉样斑块的铜和皮层的铁在神经退行性病变时升高
Megan W Bourassa,Andreana C Leskovjan,Ryan V Tappero et al.
Megan W Bourassa et al.
Background: In Alzheimer's disease (AD), alterations in metal homeostasis, including the accumulation of metal ions in the plaques and an increase of iron in the cortex, have been well documented but the mechanisms involv...