RECOVERED ANTIBODY (VERSIONS), A METHOD FOR PRODUCING THE ANTIBODY, AN ISOLATED NUCLEIC ACID, AN EXPRESSION CASSETTE (VERSIONS), A PLASMID (VERSIONS), A HOST CELL, A PHARMACEUTICAL PREPARATION, A KIT, A METHOD OF TREATING A PATIENT, AT RISK OF OR SUFFERING FROM ESCHERICHIA COLI INFECTION, AND A DIAGNOSTIC TECHNIQUE FOR DETERMINING ESCHERICHIA COLI INFECTIONS Russian patent published in 2020 - IPC C07K16/12 A61K39/395 G01N33/569 C12N15/13 C12N15/63 C12N5/10 A61P31/04 

FIELD: immunology.

SUBSTANCE: disclosed is an antibody which specifically binds to the E. coli strains antigen O25b. Disclosed is use of such an antibody for treating a patient at risk or suffering from an infection caused by O25b-positive E. coli strains, a pharmaceutical preparation, kit and method for infection diagnosis. Besides, there is presented a nucleic acid coding antibody, expression cassettes, plasmids, a host cell and a method for producing the antibody.

EFFECT: present invention can find further application in the diagnosis and therapy of O25b-positive Escherichia coli strains.

19 cl, 10 dwg, 4 ex