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    • 3. 发明申请
    • Method for separation and purification of nucleic acid and unit for separation and purification of nucleic acid
    • 核酸分离纯化方法和核酸分离纯化单元
    • US20050277152A1
    • 2005-12-15
    • US11155469
    • 2005-06-20
    • Yoshihiko MakinoToshihiro Mori
    • Yoshihiko MakinoToshihiro Mori
    • G01N30/00C07H21/00C12M1/00C12N15/09C12N15/10C12Q1/68C12M1/34
    • C12N15/1006C12Q1/6806C12Q2565/137
    • An object of the present invention is to provide a method for separation and purification of nucleic acid, which has excellent separating properties, high washing efficiency, and easy processability, which uses mass-producible solid phases with substantially uniform separating capacities, and wherein procedures can be automated, and a unit for separation and purification of nucleic acid suitable for implementing this method. The object of the present invention was attained by a method for separation and purification of nucleic acid comprising the steps of adsorbing nucleic acid onto a solid phase and desorbing the nucleic acid from the solid phase, wherein the solid phase comprises a base material in which a graft polymer chain having a hydrophilic group is bonded onto the surface; and a unit for separation and purification of nucleic acid which comprises, in a container having at least two openings, a solid phase of a base material in which a graft polymer chain having a hydrophilic group is bonded onto its surface.
    • 本发明的目的是提供一种分离和纯化核酸的方法,其具有优异的分离性能,高洗涤效率和易加工性,其使用具有基本上均匀分离能力的大量生产的固相,并且其中程序可以 自动化,以及用于分离和纯化适用于实施该方法的核酸的单元。 本发明的目的是通过核酸的分离和纯化方法来实现的,其包括将核酸吸附到固相上并从固相中解吸核酸的步骤,其中固相包括基质材料,其中 具有亲水基团的接枝聚合物链被结合到表面上; 以及用于分离和纯化核酸的单元,其在具有至少两个开口的容器中包含其中具有亲水基团的接枝聚合物链键合到其表面上的基材的固相。
    • 4. 发明授权
    • Method and apparatus of automatically isolating and purifying nucleic acid
    • 自动分离和纯化核酸的方法和装置
    • US07811758B2
    • 2010-10-12
    • US11547093
    • 2005-03-28
    • Toshihiro MoriYoshihiko Makino
    • Toshihiro MoriYoshihiko Makino
    • C12Q1/68C12M1/34C07H21/00
    • C12N15/1006B01D15/14B01D15/163B01J20/26B01J20/262B01J20/265B01J20/28014B01J20/28033B01J20/28054C12N15/1017G01N30/32
    • A method of automatically isolating and purifying nucleic acid from a nucleic acid-containing specimen is provided, the method comprising: injecting a liquid into a cartridge for isolation and purification of a nucleic acid including at least two openings from one opening of the at least two openings, in which the cartridge includes a container having the at least two openings and containing a nucleic acid-adsorbent solid phase; passing the liquid through the nucleic acid-adsorbent solid phase by a pressure difference generated by a pressure generation means for generating a pressure difference between the inside and outside of the container; and discharging the liquid from the other opening of the container to the outside of the container by a pressure difference generated by the pressure generation means, wherein a pressure generated in the inside of the container by the pressure generation means is measured, a pressure change velocity and a pressure change acceleration are calculated on the basis of the value of the measured pressure, and the timing of completion of discharge of the liquid from the container is determined by use of a temporal change pattern of at least one of the measured pressure, the pressure change velocity and the pressure change acceleration.
    • 提供了一种从含核酸样品自动分离和纯化核酸的方法,所述方法包括:将液体注入用于分离和纯化核酸的液体,所述核酸包括至少两个开口的至少两个开口 开口,其中所述盒包括具有所述至少两个开口并且包含核酸 - 吸附剂固相的容器; 通过由压力产生装置产生的压力差使液体通过核酸 - 吸附剂固相,用于产生容器内部和外部之间的压力差; 并且通过由压力产生装置产生的压力差将液体从容器的另一个开口排出到容器的外部,其中测量由压力产生装置在容器内部产生的压力,压力变化速度 并且基于测量的压力的值来计算压力变化加速度,并且通过使用测量压力中的至少一个的时间变化模式来确定来自容器的液体的排出的完成时间, 压力变化速度和压力变化加速度。
    • 8. 发明申请
    • Method and Apparatus of Automatically Isolating and Purifying Nucleic Acid
    • 自动分离和纯化核酸的方法和装置
    • US20080275228A1
    • 2008-11-06
    • US11547093
    • 2005-03-28
    • Toshihiro MoriYoshihiko Makino
    • Toshihiro MoriYoshihiko Makino
    • C07H21/00C12M1/00
    • C12N15/1006B01D15/14B01D15/163B01J20/26B01J20/262B01J20/265B01J20/28014B01J20/28033B01J20/28054C12N15/1017G01N30/32
    • A method of automatically isolating and purifying nucleic acid from a nucleic acid-containing specimen is provided, the method comprising: injecting a liquid into a cartridge for isolation and purification of a nucleic acid including at least two openings from one opening of the at least two openings, in which the cartridge includes a container having the at least two openings and containing a nucleic acid-adsorbent solid phase; passing the liquid through the nucleic acid-adsorbent solid phase by a pressure difference generated by a pressure generation means for generating a pressure difference between the inside and outside of the container; and discharging the liquid from the other opening of the container to the outside of the container by a pressure difference generated by the pressure generation means, wherein a pressure generated in the inside of the container by the pressure generation means is measured, a pressure change velocity and a pressure change acceleration are calculated on the basis of the value of the measured pressure, and the timing of completion of discharge of the liquid from the container is determined by use of a temporal change pattern of at least one of the measured pressure, the pressure change velocity and the pressure change acceleration.
    • 提供了一种从含核酸样品自动分离和纯化核酸的方法,所述方法包括:将液体注入用于分离和纯化核酸的液体,所述核酸包括至少两个开口的至少两个开口 开口,其中所述盒包括具有所述至少两个开口并且包含核酸 - 吸附剂固相的容器; 通过由压力产生装置产生的压力差使液体通过核酸 - 吸附剂固相,用于产生容器内部和外部之间的压力差; 并且通过由压力产生装置产生的压力差将液体从容器的另一个开口排出到容器的外部,其中测量由压力产生装置在容器内部产生的压力,压力变化速度 并且基于测量的压力的值来计算压力变化加速度,并且通过使用测量压力中的至少一个的时间变化模式来确定来自容器的液体的排出的完成时间, 压力变化速度和压力变化加速度。
    • 9. 发明申请
    • Nucleic Acid-Adsorbing Porous Membrane for Separating and Purifying Nucleic Acid and Apparatus for Separating and Purifying Nucleic Acid
    • 用于分离和纯化核酸的核酸吸附多孔膜和用于分离和纯化核酸的装置
    • US20070221563A1
    • 2007-09-27
    • US10576418
    • 2004-10-20
    • Yoshiki SakainoYoshihiko MakinoToshihiro Mori
    • Yoshiki SakainoYoshihiko MakinoToshihiro Mori
    • B01D63/00
    • C12N15/1017B01L3/502B01L9/06B01L2200/0631B01L2300/0681B01L2400/0487G01N1/34G01N1/405
    • To provide a nucleic acid-adsorbing porous membrane which has an excellent separating ability, which provides a good washing efficiency, which permits convenient and expeditious procedures, which is adapted for automation and reduction in size, which can be mass produced with substantially identical separating capability, and which is adapted for a method of separating and purifying nucleic acids and to provide an apparatus using the same, a nucleic acid-adsorbing porous membrane for separating and purifying a nucleic acid, comprises a nucleic acid-adsorbing solid phase for use in a method for separating and purifying the nucleic acid, the solid phase adsorbing the nucleic acid, the method comprising the steps of: (1) adsorbing the nucleic acid to the solid phase by allowing a sample solution containing the nucleic acid to come into contact with the nucleic acid-adsorbing solid phase; (2) washing the solid phase by allowing a washing solution to come into contact with the solid phase, while the nucleic acid is adsorbed to the solid phase; and (3) desorbing the nucleic acid from the solid phase by allowing a recovering solution to come into contact with the solid phase.
    • 为了提供具有优异的分离能力的核酸吸附多孔膜,其提供了良好的洗涤效率,其允许方便和快速的程序,其适于自动化和尺寸减小,其可以基本相同的分离能力大量生产 并且其适用于分离和纯化核酸的方法,并提供使用该方法的装置,用于分离和纯化核酸的核酸吸附多孔膜包括用于在核酸中的核酸吸附固相 用于分离和纯化核酸的方法,所述固相吸附核酸,所述方法包括以下步骤:(1)通过使含有所述核酸的样品溶液与所述核酸接触来吸附所述核酸至所述固相 核酸吸附固相; (2)通过使洗涤液与固相接触来洗涤固相,同时核酸被吸附到固相上; 和(3)通过使回收溶液与固相接触从固相中解吸核酸。