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    • 2. 再颁专利
    • Electrophoresis pattern reading system of fluorescence type
    • 荧光型电泳图案读取系统
    • USRE36826E
    • 2000-08-22
    • US160747
    • 1993-12-03
    • Hitoshi FujimiyaShigeo NakajimaHisanori NasuKeigi Koga
    • Hitoshi FujimiyaShigeo NakajimaHisanori NasuKeigi Koga
    • G01N21/64G01N21/17G01N27/447C25B7/00C25B9/00
    • G01N27/44704G01N27/44721
    • An electrophoresis pattern reading system of fluorescent type is comprised of a detachable migration unit comprising a gel functioning as a base for electrophoresis and a gel-supporting body for supporting the gel; an electrophoresis unit, to which the migration unit is mounted, for performing electrophoresis by applying migrating voltage to the gel to which a sample labeled with a fluorescent substance is added; and a reading unit including an instrumentation subunit for reading an electrophoresis pattern, to which the migration unit is mounted after electrophoresis and which receives fluorescence emitted from the fluorescent substance of the sample on the gel upon application of light to the gel. For example, a plurality of the migration units and the electrophoresis units are provided, and each of the plural migration units are mounted to one reading unit in order after electrophoresis has been performed with the respective electrophoresis units for a long period of time, thereby reading the electrophoresis pattern in a short period of time.
    • 荧光型电泳图案读取系统由包含用作电泳基底的凝胶和用于支撑凝胶的凝胶支撑体构成的可拆卸迁移单元构成; 电泳单元,安装有迁移单元的电泳单元,用于通过向添加有荧光物质标记的样品的凝胶施加迁移电压来进行电泳; 以及读取单元,其包括用于读取电泳图案的仪器子单元,电泳后安装迁移单元,并且在向凝胶施加光时接收从凝胶上的样品的荧光物质发出的荧光。 例如,设置多个迁移单元和电泳单元,并且在各电泳单元长时间进行电泳以后,将多个迁移单元中的每一个依次安装到一个读取单元,从而读取 电泳模式在短时间内。
    • 3. 发明授权
    • Method for transcription of a DNA sequence
    • DNA序列的转录方法
    • US5246866A
    • 1993-09-21
    • US849631
    • 1992-03-02
    • Hisanori NasuToshitsugu OkayamaHitoshi Fujimiya
    • Hisanori NasuToshitsugu OkayamaHitoshi Fujimiya
    • G01N27/447
    • G01N27/44721Y10T436/143333
    • A DNA sequence transcribing method involves labeling a DNA fragment with a fluorescent substance, subjecting the labeled fragments to electrophoresis, exposing a gel containing the DNA fragment to light during electrophoresis, and detecting fluorescence generated upon exposure. An image corresponding to a fluorescent image on the gel is transcribed on a recording medium by entering a detecting signal in synchronization with operation of detecting fluorescence on the gel containing the DNA fragment after electrophoresis. This arrangement enables a crude fluorescent image on the gel containing the DNA fragment to be recorded as an intact image of the DNA sequencing on the basis of the fluorescent method, and the image can be retained.
    • DNA序列转录方法包括用荧光物质标记DNA片段,对标记的片段进行电泳,在电泳期间将含有DNA片段的凝胶暴露于光,并检测在暴露时产生的荧光。 通过在电泳后含有DNA片段的凝胶上检测荧光的操作同步地输入检测信号,将与凝胶上的荧光图像对应的图像记录在记录介质上。 这种布置使得能够基于荧光方法将含有DNA片段的凝胶上的粗荧光图像记录为DNA测序的完整图像,并且可以保留图像。
    • 5. 发明授权
    • Multi-colored electrophoresis pattern reading apparatus
    • 多色电泳模式阅读器
    • US5213673A
    • 1993-05-25
    • US800847
    • 1991-11-29
    • Hitoshi FujimiyaHisanori Nasu
    • Hitoshi FujimiyaHisanori Nasu
    • G01N21/17G01N27/447
    • G01N27/44721
    • A multi-colored electrophoresis pattern reading apparatus is capable of labelling each of plural samples separately with each of plural fluorescent substances having different fluorescence wavelengths, by electrophoresing the plural samples to develop a pattern, exciting the fluorescent substances labelled on the samples to emit fluorescence, and reading a fluorescent pattern emitting the fluorescence. The apparatus contains a source for the light for exciting the fluorescent substances; a light scanning mechanism for scanning the light to irradiate a gel in the direction of its thickness with the light; a light receiving section for receiving fluorescence resulting from the light source separated from the scattered light resulting from a reading surface on the basis of a spatial position relationship of a light receiving path by setting a light receiving surface in a direction different from an optical axis of the irradiating light; an optical filter section for separating the resulting optical signals section into plural wavelengths; an optoelectric conversion section for converting optical signals into electrical signals; and an amplifier for amplifying the electrical signals by an integrating operation corresponding to scanning of the irradiating light, and for generating electrical signals indicative of fluorescence from the pattern one after another.
    • 6. 发明授权
    • Apparatus and method for reading gel electrophoresis pattern
    • 阅读凝胶电泳图案的装置和方法
    • US06576104B1
    • 2003-06-10
    • US08212818
    • 1994-03-15
    • Hisanori NasuYoshitaka NakamuraHitoshi FujimiyaKenji Yamamoto
    • Hisanori NasuYoshitaka NakamuraHitoshi FujimiyaKenji Yamamoto
    • G01N2726
    • G01N27/44721
    • An apparatus and a method for reading a gel electrophoresis pattern can read the gel electrophoresis pattern of a sample, such as a nucleic acid and a protein, with high sensitivity and without requiring the use of an expensive device structure such as a laser light source of unique type. The gel electrophoresis apparatus is structured by a sample supplying section for supplying a sample labeled with a fluorescent substance from an inlet side of an electrophoresis gel unit; an electrophoresis unit for subjecting the sample to electrophoresis by applying an electrophoresis voltage to the electrophoresis gel unit; a carrying section for withdrawing the electrophoresed sample continually from an outlet side of the electrophoresis gel unit into a carrying fluid and carrying the fluid a predetermined distance; a mixing unit for mixing the carrying fluid with a luminous liquid; and a light receiving section for receiving fluorescence emitted from the sample in the luminous liquid at a position to which the carrying fluid has been carried the predetermined distance.
    • 读取凝胶电泳图案的装置和方法可以高灵敏度地读取样品(例如核酸和蛋白质)的凝胶电泳图案,并且不需要使用昂贵的器件结构,例如激光光源 独特的类型。 凝胶电泳装置由用于从电泳凝胶单元的入口侧供给标记有荧光物质的样品的样品供给部构成, 电泳单元,其通过向电泳凝胶单元施加电泳电压使样品进行电泳; 用于将电泳样品从电泳凝胶单元的出口侧连续地抽出到携带流体中并将流体携带预定距离的承载部分; 用于将运载流体与发光液体混合的混合单元; 以及受光部,用于在所述承载流体已经承载了所述预定距离的位置处接收从所述发光液体中的所述样品发射的荧光。
    • 9. 发明授权
    • Scanning apparatus
    • 扫描仪
    • US5953133A
    • 1999-09-14
    • US641424
    • 1996-05-01
    • Hitoshi FujimiyaKenji YamamotoToshiaki ItoHisanori Nasu
    • Hitoshi FujimiyaKenji YamamotoToshiaki ItoHisanori Nasu
    • G01N27/447G02F1/055G06T1/00H04N1/04G01B11/00G01N21/00H01L31/14
    • G01N27/44721
    • A scanning apparatus for scanning and reading a luminescent pattern of a sample in a flat-plate shape, having a placing member for placing the sample as an object for reading; a light condensing member for condensing light emitted from the luminescent pattern of the sample; a movement member for moving the light condensing member relative to the placing member; a light receiving member for dividing the light of the luminescent pattern of the sample condensed by the light condensing member into predetermined segments and receiving the light by scanning the light from the segments in a one-dimensional way; a photoelectrical conversion member for converting optical signals of the light received by the light receiving member into electrical signals; a control member for controlling a scan by the light receiving member in accordance with the electrical signals from the photoelectrical conversion member; and a data processing member for converting the electrical signals from the photoelectrical conversion member into digital signals and reconfiguring an image from the optical signals of the light from the segment received selectively in a one-dimensional way. The scanning apparatus can likewise scan and read a non-luminous or less luminous pattern of a sample by allowing light from a plane light source to transmit through the pattern of the sample.
    • 一种用于扫描和读取平板形状的样品的发光图案的扫描装置,具有用于放置样品作为读取对象的放置构件; 用于聚集从样品的发光图案发出的光的聚光部件; 用于使所述聚光部件相对于所述放置部件移动的移动部件; 光接收部件,用于将通过聚光部件冷凝的样品的发光图案的光分成预定的段,并以一维方式扫描来自该段的光; 光电转换构件,用于将由光接收构件接收的光的光信号转换为电信号; 控制构件,用于根据来自光电转换构件的电信号控制受光构件的扫描; 以及数据处理部件,用于将来自光电转换部件的电信号转换成数字信号,并且以一维方式从选择性地接收来自光盘的光的光信号重构图像。 扫描装置同样可以通过允许来自平面光源的光透过样品的图案来扫描和读取样品的非发光或更少的发光图案。
    • 10. 发明授权
    • Capillary electrophoresis apparatus for detecting emitted fluorescence
from a sample without employing an external light source device
    • 用于在不使用外部光源装置的情况下检测来自样品的发射荧光的毛细管电泳装置
    • US5616228A
    • 1997-04-01
    • US535955
    • 1995-09-28
    • Hisanori NasuKenji YamamotoHitoshi Fujimiya
    • Hisanori NasuKenji YamamotoHitoshi Fujimiya
    • G01N21/64G01N27/447G01N33/50G01N27/26
    • G01N27/44721
    • The electrophoresis apparatus has a capillary filled with gel for use in electrophoresis. A first buffer solution container is provided for storing a buffer solution and introducing a sample labelled with a fluorescent substance into an inlet of said capillary for electrophoresis. A second buffer solution container is provided for storing a buffer solution containing a luminous solution, into which said sample is continually introduced from an outlet of said capillary after electrophoresis. Electrophoresis means is provided for subjecting said sample to electrophoresis by applying a predetermined value of voltage to said gel through which said sample is being transferred while being electrophoresed. Light receiving means is disposed underneath the outlet of said capillary to read fluorescence emitted from said sample from bottom in a direction in which said sample is approaching closer. This electrophoresis apparatus has benefits in that it can read an electrophoresis pattern of a sample of a nucleic acid or a protein obtained by subjecting the sample to electrophoresis with a high sensitivity without requiring any expensive device structure such as a laser beam source system. Thus, it is cheaper than conventional systems requiring such a laser beam system and is easier to handle.
    • 电泳装置具有填充有用于电泳的凝胶的毛细管。 提供第一缓冲溶液容器用于储存缓冲溶液,并将标记有荧光物质的样品引入所述毛细管的入口进行电泳。 提供第二缓冲溶液容器,用于储存含有发光溶液的缓冲溶液,所述样品在电泳后从所述毛细管的出口连续地引入其中。 提供电泳装置,用于对所述样品进行电泳,通过在电泳时向所述样品转移所述凝胶施加预定值的电压。 光接收装置设置在所述毛细管的出口下方,以从所述样品靠近的方向从底部读取从所述样品发出的荧光。 该电泳装置的优点在于,可以读取通过使样品以高灵敏度进行电泳而获得的核酸或蛋白样品的电泳图案,而不需要任何昂贵的器件结构,例如激光束源系统。 因此,它比需要这种激光束系统的传统系统便宜,并且更容易处理。