Phase II Study of Single Agent Lenvatinib

Summary

The Investigators hypothesize that single agent lenvatinib has biological activity in estrogen receptor positive breast cancer, and that the effects are more pronounced in patients with positive RET expression in the tumor.

Timeline

Start

2017-03-28

Primary completion

2021-03-28

Completion

2021-03-28

Publications

• Background Boulay A, Breuleux M, Stephan C, Fux C, Brisken C, Fiche M, Wartmann M, Stumm M, Lane HA, Hynes NE. The Ret receptor tyrosine kinase pathway functionally interacts with the ERalpha pathway in breast cancer. Cancer Res. 2008 May 15;68(10):3743-51. doi: 10.1158/0008-5472.CAN-07-5100.
• Background Plaza-Menacho I, Morandi A, Robertson D, Pancholi S, Drury S, Dowsett M, Martin LA, Isacke CM. Targeting the receptor tyrosine kinase RET sensitizes breast cancer cells to tamoxifen treatment and reveals a role for RET in endocrine resistance. Oncogene. 2010 Aug 19;29(33):4648-57. doi: 10.1038/onc.2010.209. Epub 2010 Jun 7.
• Background Morandi A, Martin LA, Gao Q, Pancholi S, Mackay A, Robertson D, Zvelebil M, Dowsett M, Plaza-Menacho I, Isacke CM. GDNF-RET signaling in ER-positive breast cancers is a key determinant of response and resistance to aromatase inhibitors. Cancer Res. 2013 Jun 15;73(12):3783-95. doi: 10.1158/0008-5472.CAN-12-4265. Epub 2013 May 6.

Drugs

Indications