journal article·2025-10-12Open access

Lapatinib-Based Radioagents for Application in Nuclear Medicine

Przemysław Koźmiński, Ewa Gniazdowska

Applied Sciences· Volume 15· Issue 20

Abstract

Lapatinib is an approved therapeutic agent for the treatment of HER2-positive breast cancer. It has a high affinity for the non-receptor cytoplasmic tyrosine kinases of the EGFR and HER2 receptors. It is a type II inhibitor, with Kiapp values of 3 nM and 13 nM, respectively. The dissociation rate of the lapatinib–receptor complex is notably slow compared with many other kinase inhibitors. Although the literature contains numerous reports on radiolabelled ligands for HER-family receptors, studies on radiolabelled tyrosine kinase inhibitors are far fewer, and only few focus specifically on radiolabelled lapatinib. The aim of this review is to compile and discuss the chemical and biological data on lapatinib-based radiopharmaceuticals with potential applications in the diagnosis and treatment of HER2-positive tumours.
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Research context

OpenAlex topics: HER2/EGFR in Cancer Research · Radiopharmaceutical Chemistry and Applications · Lung Cancer Treatments and Mutations

SciVX discovery tags are terminology-based. OpenAlex topics are source-provided classifications.

Affiliations

Centre of Radiochemistry and Nuclear Chemistry, Institute of Nuclear Chemistry and Technology, 03-195 Warsaw, Poland

Funding

International Atomic Energy Agency

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