Synergistic anticancer activity of sorafenib, paclitaxel, and radiation therapy on anaplastic thyroid cancer in vitro and in vivo

Soo Young Kim, Seok Mo Kim, Hojin Chang, Hang Seok Chang, Cheong Soo Park, Yong Sang Lee

Research output: Contribution to journalArticlepeer-review

1 Citation (Scopus)

Abstract

Background: This study aimed to investigate the antitumor activity of paclitaxel with radiation and sorafenib in anaplastic thyroid cancer (ATC) cells in vitro and in vivo. Methods: The 8505C ATC cell line was exposed to radiation, sorafenib, and paclitaxel each or in combination. The effects of combined treatment on the cell cycle and intracellular signaling pathways were assessed using flow cytometry and western blot analysis. An ATC cell line xenograft model was used to examine antitumor activity in vivo. Results: Radiation, paclitaxel plus sorafenib synergistically decreased cell viability in ATC cells and significantly increased apoptotic cell death. The combination of paclitaxel, sorafenib with radiation reduced the antiapoptotic factor in ATC. This combination therapy significantly reduced the tumor volume and increased survival in the ATC xenograft model. Conclusions: These results suggest that the combination of radiation and paclitaxel plus sorafenib has significant anticancer activity in preclinical models.

Original languageEnglish
Pages (from-to)3678-3684
Number of pages7
JournalHead and Neck
Volume42
Issue number12
DOIs
Publication statusPublished - 2020 Dec

Bibliographical note

Funding Information:
The authors thank Dr Seung Won Kim, Dr Ki Chung Park for critical brainstorming and Dr Kyung Hwa Choi for assistance with tumor cell isolation from patient specimen. This work was supported by a faculty research grant from Yonsei University College of Medicine for 6-2016-0123 and the Brain Korea 21 Project for Medical Science, Yonsei University.

Funding Information:
The authors thank Dr Seung Won Kim, Dr Ki Chung Park for critical brainstorming and Dr Kyung Hwa Choi for assistance with tumor cell isolation from patient specimen. This work was supported by a faculty research grant from Yonsei University College of Medicine for 6‐2016‐0123 and the Brain Korea 21 Project for Medical Science, Yonsei University.

Publisher Copyright:
© 2020 Wiley Periodicals LLC

All Science Journal Classification (ASJC) codes

  • Otorhinolaryngology

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