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    • 9. 发明申请
    • NEUTRAL ZWITTERIONIC DISPLACER MOLECULES FOR HYDROPHOBIC DISPLACEMENT CHROMATOGRAPHY
    • 用于疏水性位移色谱法的中性ZWITTERIONIC位移分子
    • WO2013052087A1
    • 2013-04-11
    • PCT/US2012/000433
    • 2012-10-03
    • SACHEM, INC.
    • HAYMORE, Barry, L.
    • B01D15/32B01D15/42
    • C07K1/20B01D15/325B01D15/422
    • A process for separating organic compounds from a mixture by reverse- phase displacement chromatography, including providing a hydrophobic stationary phase; applying to the hydrophobic stationary phase a mixture comprising organic compounds to be separated; displacing the organic compounds from the hydrophobic stationary phase by applying thereto an aqueous composition comprising a non-surface active hydrophobic neutral zwitterionic displacer molecule and optionally an organic solvent; and collecting a plurality of fractions eluted from the hydrophobic stationary phase containing the separated organic compounds; in which the non-surface active hydrophobic neutral zwitterionic displacer molecule comprises a hydrophobic zwitterion having the general formula, as defined in the disclosure: [CM-R*-CM'].
    • 通过反相置换色谱从混合物中分离有机化合物的方法,包括提供疏水性固定相; 向疏水性固定相施加包含要分离的有机化合物的混合物; 通过向其施加包含非表面活性的疏水性中性两性离子置换剂分子和任选的有机溶剂的水性组合物来从疏水性固定相中移出有机化合物; 并收集从含有分离的有机化合物的疏水性固定相洗脱的多个级分; 其中非表面活性疏水性中性两性离子置换剂分子包含如本公开所定义的具有通式的疏水性两性离子:[CM-R * -CM']。
    • 10. 发明申请
    • ENRICHMENT AND CONCENTRATION OF SELECT PRODUCT ISOFORMS BY OVERLOADED BIND AND ELUTE CHROMATOGRAPHY
    • 通过超载和ELVTE色谱法选择产品ISOFORMS的增强和浓缩
    • WO2012068134A1
    • 2012-05-24
    • PCT/US2011/060821
    • 2011-11-15
    • BIOGEN IDEC INC.LADIWALA, AsifPIERACCI, John
    • LADIWALA, AsifPIERACCI, John
    • B01D15/42
    • C07K1/22B01D15/361B01D15/3804B01D15/3847B01D15/422
    • Disclosed is a method for enhancing or increasing the concentration of biological product in a final mixture, wherein said biological product has one or more selected characteristics, wherein said method comprises: (a) allowing an initial mixture of biological products with and without said selected characteristics to contact a chromatography medium wherein the quantity of biological products in said initial mixture exceeds the binding capacity or the dynamic binding capacity of said chromatography medium; (b) allowing biological product not having said one or more selected characteristics to be separated by said chromatography medium; and (c) recovering a final mixture of biological products from said chromatography medium wherein said final mixture comprises an enhanced or increased concentration of biological product with one or more selected characteristics, compared to the concentration of biological product in said initial mixture.
    • 公开了一种用于增强或增加最终混合物中生物产物浓度的方法,其中所述生物产物具有一个或多个所选择的特征,其中所述方法包括:(a)允许具有和不具有所述选定特征的生物产物的初始混合 接触色谱介质,其中所述初始混合物中生物产物的量超过所述色谱介质的结合能力或动态结合能力; (b)允许不具有所述一种或多种所选特征的生物制品通过所述色谱介质分离; 和(c)从所述色谱介质中回收生物产物的最终混合物,其中与所述初始混合物中生物产物的浓度相比,所述最终混合物包含具有一种或多种所选特征的增强或增加浓度的生物产物。