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    • 103. 发明申请
    • ALZHEIMER'S DISEASE THERAPEUTICS BASED ON PIN-1 CATALYZED CONFORMATIONAL CHANGES IN PHOSPHORYLATED AMYLOID PRECURSOR PROTEIN
    • ALZHEIMER的疾病治疗基于PIN-1催化的合成氨基酸前体蛋白的一致性变化
    • US20080058276A1
    • 2008-03-06
    • US11623672
    • 2007-01-16
    • Kun LULinda NICHOLSONLucia PASTORINOXiao ZHOUSoumya DE
    • Kun LULinda NICHOLSONLucia PASTORINOXiao ZHOUSoumya DE
    • A61K31/70A61P25/28C12N5/06C12Q1/02G01N33/00
    • A61K31/70G01N33/6896G01N2800/2821
    • The present invention is directed to inhibiting amyloidogenic processing of amyloid precursor protein, and/or inhibiting production of amyloid beta peptides. These methods can involve accelerating cis/trans isomerization of amyloid precursor protein at a phosphorylated serine/threonine-proline motif and/or contacting a cell with a compound that mimics the cis conformation of a phosphorylated serine/threonine-proline motif of an amyloid precursor protein. The present invention also relates to treating and/or preventing in a subject a degenerative neurological disease characterized by amyloidogenic processing of amyloid precursor protein and/or overproduction of amyloid beta peptide. This method involves administering an agent that accelerates cis/trans isomerization of amyloid precursor protein at a phosphorylated serine/threonine-proline motif and/or inhibits production of amyloid β peptides. Methods of screening for therapeutic agents effective in treating and/or preventing such diseases, methods of screening for biological molecules involved in the amyloidogenic pathway, and compounds that mimic the cis conformation of a phosphorylated serine/threonine-proline motif of an amyloid precursor protein are also disclosed.
    • 本发明涉及抑制淀粉样蛋白前体蛋白的淀粉样蛋白形成加工和/或抑制淀粉样蛋白β肽的产生。 这些方法可以涉及在磷酸化丝氨酸/苏氨酸 - 脯氨酸基序上加速淀粉样蛋白前体蛋白的顺式/反式异构化和/或使细胞与模拟淀粉样蛋白前体蛋白的磷酸化丝氨酸/苏氨酸 - 脯氨酸基序的顺式构象的化合物接触 。 本发明还涉及在受试者中治疗和/或预防退行性神经疾病,其特征在于淀粉样蛋白前体蛋白的淀粉样蛋白生成加工和/或淀粉样蛋白β肽的过量产生。 该方法包括施用在磷酸化丝氨酸/苏氨酸 - 脯氨酸基序上加速淀粉样蛋白前体蛋白的顺式/反式异构化的试剂和/或抑制淀粉状蛋白β肽的产生。 筛选有效治疗和/或预防此类疾病的治疗剂的方法,筛选参与淀粉样蛋白生成途径的生物分子的方法,以及模拟淀粉样蛋白前体蛋白的磷酸化丝氨酸/苏氨酸 - 脯氨酸基序的顺式构象的化合物是: 也披露。
    • 107. 发明授权
    • Tissue-like phantoms
    • 组织样幻影
    • US07288759B2
    • 2007-10-30
    • US11222949
    • 2005-09-09
    • John V. FrangioniAlec M. De Grand
    • John V. FrangioniAlec M. De Grand
    • G01N23/00G01D18/00
    • G01N23/223G01N2223/076
    • The invention is based, in part, on the discovery that by combining certain components one can generate a tissue-like phantom that mimics any desired tissue, is simple and inexpensive to prepare, and is stable over many weeks or months. In addition, new multi-modal imaging objects (e.g., beads) can be inserted into the phantoms to mimic tissue pathologies, such as cancer, or merely to serve as calibration standards. These objects can be imaged using one, two, or more (e.g., four) different imaging modalities (e.g., x-ray computed tomography (CT), positron emission tomography (PET), single photon emission computed tomography (SPECT), and near-infrared (NIR) fluorescence) simultaneously.
    • 本发明部分地基于通过组合某些组分的发现,可以产生模拟任何所需组织的组织样模型,其制备简单且便宜,并且在多个星期或数月内是稳定的。 此外,可以将新的多模态成像对象(例如珠)插入到模体中以模拟诸如癌症的组织病理学,或者仅用作校准标准。 这些物体可以使用一个,两个或更多(例如四个)不同的成像模式(例如,x射线计算机断层摄影(CT),正电子发射断层摄影(PET),单光子发射计算机断层摄影(SPECT)和近距离 - 红外(NIR)荧光)。
    • 108. 发明申请
    • Arterial spin labeling with pulsed radio frequency sequences
    • 用脉冲射频序列进行动脉自旋标记
    • US20070132452A1
    • 2007-06-14
    • US11591308
    • 2006-11-01
    • David Alsop
    • David Alsop
    • G01V3/00
    • G01R33/56366G01R33/4833
    • In one aspect, a method for imaging fluid flow and/or perfusion using spin labeling is provided. The method comprises applying a first magnetic gradient sequence at least to a labeling region, applying a first pulsed radio frequency (RF) sequence to the labeling region to label the fluid, the first pulsed RF sequence comprising a first plurality of pulses wherein an amplitude envelope is non-zero, the first plurality of pulses each separated by a respective first plurality of intervals wherein the amplitude envelope is substantially zero, and acquiring at least one first signal emitted from an imaging region a predetermined delay after applying the first pulsed RF sequence.
    • 在一个方面,提供了一种使用自旋标记来成像流体流动和/或灌注的方法。 该方法包括至少对标记区域施加第一磁梯度序列,向标记区域施加第一脉冲射频(RF)序列以标记流体,第一脉冲RF序列包括第一多个脉冲,其中幅度包络 所述第一多个脉冲各自被相应的第一多个间隔隔开,其中所述振幅包络基本上为零,以及在施加所述第一脉冲RF序列之后获取从成像区域发射的预定延迟的至少一个第一信号。