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Reviews

An overview of tyrosine kinase inhibitors for the treatment of epithelial ovarian cancer

& , MD, PhD

Bibliography

  • Papers of special note have been highlighted as either of interest (•) or of considerable interest (••) to readers.
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•• A Phase II study confirmed that a small-molecule TKI against VEGF receptors had promising antitumor activity as a single agent.

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•• An important Phase II study demonstrated survival benefits by the use of pazopanib in combination with paclitaxel.

•• A Phase III study showed survival benefit with maintenance pazopanib.

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• The first study showed that a small-molecule TKI had limited antitumor activity.

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•• The first Phase II study showed that a small-molecule TKI against VEGF receptors had promising antitumor activity as a single agent.

  • Ledermann JA, Perren TJ, Raja FA, et al. Randomised double-blind Phase III trial of cediranib (AZD 2171) in relapsed platinum sensitive ovarian cancer: results of the ICON6 trial. Eur J Cancer. 2013;49(Suppl 3):LBA10.
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  • Azad NS, Posadas EM, Kwitkowski VE, et al. Combination targeted therapy with sorafenib and bevacizumab results in enhanced toxicity and antitumor activity. J Clin Oncol. 2008;26:3709–3714.

• The first study demonstrated synergistic antitumor activity through the complementary inhibition of a single signaling pathway.

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  • Raja FA, Griffin CL, Qian W, et al. Initial toxicity assessment of ICON6: a randomised trial of cediranib plus chemotherapy in platinum-sensitive relapsed ovarian cancer. Br J Cancer. 2011;105:884–889.
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  • Buckanovich RJ, Berger R, Sella A, et al. Activity of cabozantinib (XL184) in advanced ovarian cancer patients (pts): results from a Phase II randomized discontinuation trial (RDT). J Clin Oncol. 2011;29(suppl):abstr 5008.
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• An important article to delineate molecular aberrations of ovarian cancer.

  • Fong PC, Boss DS, Yap TA, et al. Inhibition of poly(ADP-ribose) polymerase in tumors from BRCA mutation carriers. N Engl J Med. 2009;361:123–134.

•• This trial showed antitumor activity of olaparib in cancer associated with the BRCA1/2 mutation, leading to the first approval in the PARP inhibitor class.

  • Ang JE, Gourley C, Powell CB, et al. Efficacy of chemotherapy in BRCA1/2 mutation carrier ovarian cancer in the setting of PARP inhibitor resistance: a multi-institutional study. Clin Cancer Res. 2013;19:5485–5493.
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• This study confirmed the antitumor activity of olaprib across different tumor types associated with germline BRCA1/2 mutations.

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•• This trial revealed synergistic antitumor effect and survival benefit between VEGF and PARP inhibition in recurrent platinum-sensitive ovarian cancer.

  • Kristeleit RS, Burris HA, LoRusso P, et al. Phase 1/2 study of oral rucaparib: final Phase 1 results. J Clin Oncol. 2014;32(5s suppl):abstr 2573.
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  • Kummar S, Ji J, Morgan R, et al. A Phase I study of veliparib in combination with metronomic cyclophosphamide in adults with refractory solid tumors and lymphomas. Clin Cancer Res. 2012;18:1726–1734.
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• This trial showed the importance of MEK1/2 inhibition in low-grade serous ovarian cancer.

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•• This trial provided preliminary evidence on the role of a Wee1 kinase inhibitor across different tumor types associated with germline BRCA1/2 mutations.

  • Leijen S, Van Geel R, Sonke GS, et al. Phase II study with Wee1 inhibitor AZD1775 plus carboplatin in patients with p53 mutated ovarian cancer refractory or resistant (<3 months) to standard first line therapy. J Clin Oncol. 2015;33(suppl):abstr 2507.
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