Discovery of novel dual inhibitors of receptor tyrosine kinases EGFR and PDGFR-β related to anticancer drug resistance

With ongoing resistance problems against the marketed EGFR inhibitors having a quinazoline core scaffold there is a need for the development of novel inhibitors having a modified scaffold and, thus, expected lower EGFR resistance problems. An additional problem concerning EGFR inhibitor resistance i...

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Bibliographic Details
Main Authors: Tim Fischer (Author), Abdulkarim Najjar (Author), Frank Totzke (Author), Christoph Schächtele (Author), Wolfgang Sippl (Author), Christoph Ritter (Author), Andreas Hilgeroth (Author)
Format: Book
Published: Taylor & Francis Group, 2018-01-01T00:00:00Z.
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Summary:With ongoing resistance problems against the marketed EGFR inhibitors having a quinazoline core scaffold there is a need for the development of novel inhibitors having a modified scaffold and, thus, expected lower EGFR resistance problems. An additional problem concerning EGFR inhibitor resistance is an observed heterodimerization of EGFR with PDGFR-β that neutralises the sole inhibitor activity towards EGFR. We developed novel pyrimido[4,5-b]indoles with varied substitution patterns at the 4-anilino residue to evaluate their EGFR and PDGFR-β inhibiting properties. We identified dual inhibitors of both EGFR and PDGFR-β in the nanomolar range which have been initially screened in cancer cell lines to prove a benefit of both EGFR and PDGFR-β inhibition.
Item Description:1475-6366
1475-6374
10.1080/14756366.2017.1370583