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    • 3. 发明授权
    • Modified Chimeric superantigens and their use
    • 改性嵌合超级抗原及其用途
    • US07226595B2
    • 2007-06-05
    • US10283838
    • 2002-10-30
    • Per AntonssonPer BjorkMikael DohlstenTerje KallandLars AbrahmsenJohan HanssonGöran Forsberg
    • Per AntonssonPer BjorkMikael DohlstenTerje KallandLars AbrahmsenJohan HanssonGöran Forsberg
    • A61K39/00
    • C07K16/3023A61K38/00A61K47/68C07K14/31C07K16/3046C07K19/00C07K2317/732C07K2319/00
    • A conjugate between a target-seeking moiety and a modified superantigen, characterized in that the superantigen is a wild-type superantigen (SA I) in which an amino acid residue in a superantigen region (region I) determining binding to TCR, preferably TCRVβ, and T cell activation have been replaced by another amino acid residue while retaining the ability to activate a subset of T cells.In preferred embodiment the modified superantigen is a chimer between at least two wild-type superantigens (SA I, SA II etc) characterized in that one or more amino acid residues in a region determining binding to TCR and T cell activation have been interchanged between various wild-type superantigens.A therapeutic method making use of modified/chimeric superantigens as defined in the preceding paragraphs.An antibody preparation in which the cysteine residues that provide for interchain disulfide bonds have been mutated so as to forbid interchain disulfide bridges, preferably to serine residues, for use as pharmaceutical.
    • 目标寻找部分和修饰的超抗原之间的缀合物,其特征在于超抗原是野生型超抗原(SAI),其中超抗原区(区域I)中的氨基酸残基确定结合TCR,优选TCRVβ, 并且T细胞激活已被另一个氨基酸残基替代,同时保留激活T细胞亚群的能力。 在优选实施方案中,修饰的超抗原是至少两种野生型超级抗原(SA I,SA II等)之间的嵌合体,其特征在于确定结合TCR和T细胞活化的区域中的一个或多个氨基酸残基已经在各种 野生型超抗原。 使用前面段落中定义的修饰/嵌合超级抗原的治疗方法。 其中提供链间二硫键的半胱氨酸残基已被突变以防止链间二硫键,优选丝氨酸残基用作药物的抗体制剂。
    • 5. 发明授权
    • Cytolysis of target cells by superantigen conjugates inducing T-cell activation
    • 通过诱导T细胞活化的超抗原共轭物对靶细胞进行细胞溶解
    • US06962694B1
    • 2005-11-08
    • US09463470
    • 1998-07-21
    • Morten SoegaardLars AbrahmsenPeter LandoGoran ForsbergTerje KallandMikael Dohlsten
    • Morten SoegaardLars AbrahmsenPeter LandoGoran ForsbergTerje KallandMikael Dohlsten
    • C12N15/09A61K38/00A61K39/00A61K39/085A61K39/385A61K39/395A61K45/00A61K47/48A61P35/00A61P37/00C07K14/31C07K14/47C07K14/715C07K16/00C07K19/00C12N5/10
    • C07K14/47A61K47/642A61K47/6801A61K47/6813A61K47/6829A61K47/6863C07K2319/035
    • A method for inactivating target cells in the presence of T cells by bringing the two types of cells in contact with a superantigen (SAG) in the presence of an immune modulator, characterized in that at least one of the superantigen and the immune modulator is in the form of a conjugate between a “free” superantigen (Sag) and a moiety targeting the conjugate to the target cells. A superantigen conjugate complying with the formula (1) (T)x(Sag)y(IM)z; a) T is a targeting moiety, Sag corresponds to a free superantigen, IM is an immune modulator that is not a superantigen and T, Sag and IM are linked together via organic linkers B; b) x, y and z are integers that typically are selected among 0-10 and represent the number of moieties T, Sag and IM, respectively, in a given conjugate molecule, with the provision that y>0 and also one or both of x and z>0. The superantigen conjugate is preferably a triple fusion protein. A targeted immune modulator, characterized in that it is a conjugate between a targeting moiety (T″′) and a modified immune modulator (IM″′). The conjugate complies with a formula analogous to formula (1) except for the imperative presence of the modified immune modulator. A superantigen moiety may be present. A DNA molecule encoding a superantigen and an immune modulator.
    • 一种通过在免疫调节剂存在下使两种类型的细胞与超抗原(SAG)接触而在T细胞存在下灭活靶细胞的方法,其特征在于,超抗原和免疫调节剂中的至少一种在 “自由”超抗原(Sag)与靶向靶细胞靶向缀合物的部分之间的缀合物的形式。 符合公式(1)(T)的超抗原缀合物(S)(S))(IM)z a)T是靶向部分,Sag对应于游离超抗原,IM是不是超抗原的免疫调节剂,T,Sag和IM通过有机接头B连接在一起; b)x,y和z是通常在0-10中选择并且分别代表给定共轭分子中部分T,Sag和IM的数目的整数,其规定y> 0,并且还包括一个或两个 x和z> 0。 超抗原缀合物优选为三重融合蛋白。 靶向免疫调节剂,其特征在于它是靶向部分(T“'”和修饰的免疫调节剂(IM“)之间的缀合物。 该缀合物符合类似于式(1)的式,除了修饰的免疫调节剂的命令性存在。 可能存在超抗原部分。 编码超抗原和免疫调节剂的DNA分子。
    • 6. 发明申请
    • Cytolysis of target cells by superantigen conjugates inducing T-cell activation
    • 通过诱导T细胞活化的超抗原共轭物对靶细胞进行细胞溶解
    • US20050226885A1
    • 2005-10-13
    • US11023086
    • 2004-12-27
    • Morten SoegaardLars AbrahmsenPeter LandoGoran ForsbergTerje KallandMikael Dohlsten
    • Morten SoegaardLars AbrahmsenPeter LandoGoran ForsbergTerje KallandMikael Dohlsten
    • C12N15/09A61K38/00A61K39/00A61K39/085A61K39/385A61K39/395A61K45/00A61K47/48A61P35/00A61P37/00C07K14/31C07K14/47C07K14/715C07K16/00C07K19/00C12N5/10
    • C07K14/47A61K47/642A61K47/6801A61K47/6813A61K47/6829A61K47/6863C07K2319/035
    • A method for inactivating target cells in the presence of T cells by bringing the two types of cells in contact with a superantigen (SAG) in the presence of an immune modulator, characterized in that at least one of the superantigen and the immune modulator is in the form of a conjugate between a “free” superantigen (Sag) and a moiety targeting the conjugate to the target cells. A superantigen conjugate complying with the formula (1): (T)x(Sag)y(IM)z; a) T is a targeting moiety, Sag corresponds to a free superantigen, IM is an immune modulator that is not a superantigen and T, Sag and IM are linked together via organic linkers B; b) x, y and z are integers that typically are selected among 0-10 and represent the number of moieties T, Sag and IM, respetively, in a given conjugate molecule, with the provision that y>0 and also one or both of x and z>0. The superantigen conjugate is preferably a triple fusion protein. A targeted immune modulator, characterized in that it is a conjugate between a targeting moiety (T′″) and a modified immune modulator (IM′″). The conjugate complies with a formula analogous to formula (I) except for the imperative presence of the modified immune modulator. A superantigen moiety may be present. A DNA molecule encoding a superantigen and an immune modulator.
    • 一种通过在免疫调节剂存在下使两种类型的细胞与超抗原(SAG)接触而在T细胞存在下灭活靶细胞的方法,其特征在于,超抗原和免疫调节剂中的至少一种在 “自由”超抗原(Sag)与靶向靶细胞靶向缀合物的部分之间的缀合物的形式。 符合式(1)的超抗原共轭:(T)X(Sag)Y(IM)z a)T是靶向部分,Sag对应于游离超抗原,IM是不是超抗原的免疫调节剂,T,Sag和IM通过有机接头B连接在一起; b)x,y和z是通常在0-10中选择的整数,并且在给定的共轭分子中分别表示部分T,Sag和IM的数目,其规定y> 0,并且还包括一个或两个 x和z> 0。 超抗原缀合物优选为三重融合蛋白。 靶向免疫调节剂,其特征在于它是靶向部分(T“'”和修饰的免疫调节剂(IM“)之间的缀合物。 除了修饰的免疫调节剂的命令存在之外,缀合物符合类似于式(I)的式。 可能存在超抗原部分。 编码超抗原和免疫调节剂的DNA分子。