Antibodies and methods for PTK7 detection

By providing PTK7 binding agents with specific amino acid sequences, the problem of slow antibody construction in existing technologies has been solved, enabling efficient detection of PTK7-positive cells and cancer diagnosis, and providing reliable IHC kits to support early diagnosis and treatment of diseases.

CN122270485APending Publication Date: 2026-06-23GENMAB AS
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Patent Information

Application Number
CN202480074945.X
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Priority Date
2023-11-27
Filing Date
2024-11-27
Publication Date
2026-06-23

AI Technical Summary

Technical Problem

The construction of effective PTK7 antibodies in existing technologies is slow and difficult to use for the detection of PTK7-positive cells and cancer diagnosis, and there is a lack of reliable IHC kits.

Method used

Protein tyrosine kinase 7 (PTK7) binders, including antibodies comprising heavy chain variable regions and light chain variable regions of specific amino acid sequences, are provided for the detection of PTK7-positive cells. The binders may contain heavy chain constant regions and light chain constant regions, and PTK7 expression in cells and tissues is analyzed by detecting the formation of the binding complex.

Benefits of technology

This technology enables efficient detection of PTK7-positive cells, improves the specificity and sensitivity of cancer diagnosis, provides a reliable IHC kit for cancer detection, and supports early diagnosis and treatment decisions.

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Abstract

The present disclosure provides antibodies that specifically bind to protein tyrosine kinase 7 (PTK7), and methods of using such antibodies. In some cases, the PTK7 antibody is used in an immunohistochemical (IHC) assay that can detect the presence of PTK7-expressing cells in tissue from a patient.
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