Abstract: A gene coding for Protein H, which is capable of binding specifically to human IgG of all subclasses, was isolated from Streptococcus sp. AP1 and expressed in host cells, E. coli to produce the Protein H.
Type:
Grant
Filed:
October 15, 1992
Date of Patent:
January 11, 1994
Assignees:
Sumitomo Pharmaceuticals Company, Ltd., HighTech Receptor AB
Abstract: This invention relates to a new prote in subfragments thereof with affinity for immunoglobulin A, a process for cloning and expression of the protein, the corresponding vectors and hosts, a process for preparing the organism, a method for preparing the protein, a reagent kit and a pharmaceutical composition comprising the protein or fragments thereof.
Type:
Grant
Filed:
November 14, 1988
Date of Patent:
May 11, 1993
Assignee:
HighTech Receptor AB
Inventors:
Gunnar Lindahl, Elisabet Frithz, Lars-Olof Heden
Abstract: A gene coding for Protein H, which is capable of binding specifically to human IgG of all subclasses, was isolated from Streptococcus sp. APl and expressed in host cells, E. coli to produce the Protein H.
Type:
Grant
Filed:
July 7, 1989
Date of Patent:
January 19, 1993
Assignees:
Sumitomo Chemical Co., Limited, HighTech Receptor AB
Abstract: This invention relates to a new protein L and subfragments thereof with binding activity for all classes of immunoglobulins from different species, a process for preparing the same, a reagent kit, a pharmaceutical composition and strain 312 of P. magnus. The process for preparing the protein and subfragments thereof is characterized in that the microorganism P. magnus 312 is treated with proteolytic enzymes or mutanolysin.
Type:
Grant
Filed:
July 22, 1986
Date of Patent:
October 24, 1989
Assignee:
Hightech Receptor AB
Inventors:
Lars Bjorck, Mats Erntell, Erling Myhre