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    • 7. 发明授权
    • Liquid chromatography column adapted for in situ chemical sterilization
    • 液相色谱柱适用于原位化学灭菌
    • US5423982A
    • 1995-06-13
    • US251847
    • 1994-05-31
    • Alois JungbauerHans P. Lettner
    • Alois JungbauerHans P. Lettner
    • G01N30/50B01D15/08G01N30/60
    • G01N30/603B01D15/14B01D15/22G01N30/6017
    • A liquid chromatography column well-suited for in situ sterilization effected by washing with a sterilization solution. In a preferred embodiment, the column comprises a liquid chromatography tube packed with a liquid chromatography resin. A piston assembly is mounted within the liquid chromatography tube towards the upper end thereof, the piston assembly including an upper portion and a lower portion, the lower portion being shaped to include a fluid distribution channel and a downwardly-extending collar, the downwardly-extending collar including an annular slot and defining an orifice in fluid communication with the fluid distribution channel. The column further includes a distributor for distributing fluid conducted through the fluid distribution channel over the entirety of the orifice, the distributor being positioned over the liquid chromatography resin and a corrugated expanding ring for mounting the distributor within the orifice, the corrugated expanding ring being mounted in the annular slot and serving to support the distributor. Preferably, the distributor is a metal plate, either in the form of a multilayer sintered metal filter, a perforated plate with a hole diameter less than the lower grain diameter of the resin particles, or a woven and/or sintered stainless steel monolayer welded onto a metal ring.
    • 液体色谱柱非常适合用灭菌溶液洗涤进行的原位灭菌。 在优选的实施方案中,柱包括装有液相色谱树脂的液相色谱管。 活塞组件朝向其上端安装在液相色谱管内,活塞组件包括上部和下部,下部形成为包括流体分配通道和向下延伸的套环,向下延伸的套环 轴环包括环形槽并且限定与流体分配通道流体连通的孔口。 柱子还包括一个分配器,用于分配在整个孔口上通过流体分配通道传导的流体,分配器位于液相色谱树脂上方,波纹膨胀环用于将分配器安装在孔内,波纹膨胀环被安装 在环形槽中并用于支撑分配器。 优选地,分配器是金属板,其形式为多层烧结金属过滤器,孔直径小于树脂颗粒的较低颗粒直径的多孔板,或焊接到 金属环。
    • 9. 发明授权
    • Affinity ligands
    • 亲和配体
    • US08058410B2
    • 2011-11-15
    • US11919258
    • 2006-04-25
    • Alois JungbauerRainer HahnWaltraud KaarMichael SeifertBernhard AuerClemens AchmüllerPhilipp Wechner
    • Alois JungbauerRainer HahnWaltraud KaarMichael SeifertBernhard AuerClemens AchmüllerPhilipp Wechner
    • A23J1/00C07K1/00C07K14/00C07K16/00C07K17/00C07K5/00C07K7/00A61K38/04
    • C12P21/02C07K1/22C07K17/06C12N9/506C12N15/62
    • Disclosed is an affinity matrix comprising a solid phase and an affinity ligand comprising peptide bonds coupled to this solid phase, wherein the affinity ligand comprising peptide bond is selected from the following group of ligands: a) peptides comprising the formula X1X2X3X4, wherein X1 to X4 are amino acid residues and at least two of X1 to X4 is W, Y or F; b) peptides comprising the formula X5X6X7X8, wherein X5 to X8 are amino acid residues, at least one of X5 to X8 is W, and at least one of X5 to X8 is E or D; and c) poly-amino acids consisting of an amino acid monomer of the group consisting of R, K, E and D and an amino acid monomer of the group consisting of Y, F and W, preferably poly-KY, poly-KF, poly-KW, poly-RY, poly-RF, poly-RW, poly-EY, poly-DY, poly-EF, poly-EW, poly-DF and poly-DW, with the proviso that the peptides according to a) and b) have a maximum length of 35 amino acid residues and that the poly-amino acids according to c) have a minimum length of 20 amino acid residues.
    • 公开了包含固相和包含与该固相偶联的肽键的亲和配体的亲和基质,其中包含肽键的亲和配体选自以下配体组:a)包含式X1X2X3X4的肽,其中X1至X4 是氨基酸残基,X1至X4中的至少两个为W,Y或F; b)包含式X5X6X7X8的肽,其中X5至X8为氨基酸残基,X5至X8中的至少一个为W,X5至X8中的至少一个为E或D; 和c)由R,K,E和D组成的组的氨基酸单体和由Y,F和W组成的组的氨基酸单体组成的聚氨基酸,优选聚KY,聚-KF, poly-KW,poly-RY,poly-RF,poly-RW,poly-EY,poly-DY,poly-EF,poly-EW,poly-DF和poly-DW,条件是根据a) 和b)具有35个氨基酸残基的最大长度,并且根据c)的多氨基酸具有20个氨基酸残基的最小长度。