Vinorelbine Improves the Efficacy of Sorafenib against Hepatocellular Carcinoma: A Promising Therapeutic Approach

Hepatocellular carcinoma (HCC) is a leading global cause of cancer-related mortality. Despite the widespread adoption of sorafenib as the standard HCC treatment, its efficacy is constrained, frequently encountering resistance. To augment the effectiveness of sorafenib, this study investigated the sy...

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Main Authors: Wai Har Ng, Khee Chee Soo, Hung Huynh
Format: Article
Language:English
Published: MDPI AG 2024-01-01
Series:International Journal of Molecular Sciences
Subjects:
Online Access:https://www.mdpi.com/1422-0067/25/3/1563
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author Wai Har Ng
Khee Chee Soo
Hung Huynh
author_facet Wai Har Ng
Khee Chee Soo
Hung Huynh
author_sort Wai Har Ng
collection DOAJ
description Hepatocellular carcinoma (HCC) is a leading global cause of cancer-related mortality. Despite the widespread adoption of sorafenib as the standard HCC treatment, its efficacy is constrained, frequently encountering resistance. To augment the effectiveness of sorafenib, this study investigated the synergy of sorafenib and vinorelbine using 22 HCC patient-derived xenograft (PDX) models. In this study, mice bearing HCC tumors were treated with the vehicle, sorafenib (15 mg/kg), vinorelbine (3 mg/kg), and sorafenib–vinorelbine combination (Sora/Vino). Rigorous monitoring of the tumor growth and side effects coupled with comprehensive histological and molecular analyses was conducted. The overall survival (OS) of mice bearing HCC orthotopic tumors was also assessed. Our data showed a notable 86.4% response rate to Sora/Vino, surpassing rates of 31.8% for sorafenib and 9.1% for vinorelbine monotherapies. Sora/Vino significantly inhibited tumor growth, prolonged OS of mice bearing HCC orthotopic tumors (<i>p</i> < 0.01), attenuated tumor cell proliferation and angiogenesis, and enhanced necrosis and apoptosis. The combination therapy effectively suppressed the focal adhesion kinase (FAK) pathway, which is a pivotal player in cell proliferation, tumor angiogenesis, survival, and metastasis. The noteworthy antitumor activity in 22 HCC PDX models positions Sora/Vino as a promising candidate for early-phase clinical trials, leveraging the established use of sorafenib and vinorelbine in HCC and other cancers.
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spelling doaj.art-ccd7831a192a41f1affac576ae3473022024-02-09T15:13:43ZengMDPI AGInternational Journal of Molecular Sciences1661-65961422-00672024-01-01253156310.3390/ijms25031563Vinorelbine Improves the Efficacy of Sorafenib against Hepatocellular Carcinoma: A Promising Therapeutic ApproachWai Har Ng0Khee Chee Soo1Hung Huynh2Laboratory of Molecular Endocrinology, National Cancer Centre Singapore, Singapore 168583, SingaporeDivision of Surgery and Surgical Oncology, National Cancer Centre Singapore, Singapore 168583, SingaporeLaboratory of Molecular Endocrinology, National Cancer Centre Singapore, Singapore 168583, SingaporeHepatocellular carcinoma (HCC) is a leading global cause of cancer-related mortality. Despite the widespread adoption of sorafenib as the standard HCC treatment, its efficacy is constrained, frequently encountering resistance. To augment the effectiveness of sorafenib, this study investigated the synergy of sorafenib and vinorelbine using 22 HCC patient-derived xenograft (PDX) models. In this study, mice bearing HCC tumors were treated with the vehicle, sorafenib (15 mg/kg), vinorelbine (3 mg/kg), and sorafenib–vinorelbine combination (Sora/Vino). Rigorous monitoring of the tumor growth and side effects coupled with comprehensive histological and molecular analyses was conducted. The overall survival (OS) of mice bearing HCC orthotopic tumors was also assessed. Our data showed a notable 86.4% response rate to Sora/Vino, surpassing rates of 31.8% for sorafenib and 9.1% for vinorelbine monotherapies. Sora/Vino significantly inhibited tumor growth, prolonged OS of mice bearing HCC orthotopic tumors (<i>p</i> < 0.01), attenuated tumor cell proliferation and angiogenesis, and enhanced necrosis and apoptosis. The combination therapy effectively suppressed the focal adhesion kinase (FAK) pathway, which is a pivotal player in cell proliferation, tumor angiogenesis, survival, and metastasis. The noteworthy antitumor activity in 22 HCC PDX models positions Sora/Vino as a promising candidate for early-phase clinical trials, leveraging the established use of sorafenib and vinorelbine in HCC and other cancers.https://www.mdpi.com/1422-0067/25/3/1563hepatocellular carcinomasorafenibvinorelbineantitumor growthpatient-derived xenograftfocal adhesion kinase
spellingShingle Wai Har Ng
Khee Chee Soo
Hung Huynh
Vinorelbine Improves the Efficacy of Sorafenib against Hepatocellular Carcinoma: A Promising Therapeutic Approach
International Journal of Molecular Sciences
hepatocellular carcinoma
sorafenib
vinorelbine
antitumor growth
patient-derived xenograft
focal adhesion kinase
title Vinorelbine Improves the Efficacy of Sorafenib against Hepatocellular Carcinoma: A Promising Therapeutic Approach
title_full Vinorelbine Improves the Efficacy of Sorafenib against Hepatocellular Carcinoma: A Promising Therapeutic Approach
title_fullStr Vinorelbine Improves the Efficacy of Sorafenib against Hepatocellular Carcinoma: A Promising Therapeutic Approach
title_full_unstemmed Vinorelbine Improves the Efficacy of Sorafenib against Hepatocellular Carcinoma: A Promising Therapeutic Approach
title_short Vinorelbine Improves the Efficacy of Sorafenib against Hepatocellular Carcinoma: A Promising Therapeutic Approach
title_sort vinorelbine improves the efficacy of sorafenib against hepatocellular carcinoma a promising therapeutic approach
topic hepatocellular carcinoma
sorafenib
vinorelbine
antitumor growth
patient-derived xenograft
focal adhesion kinase
url https://www.mdpi.com/1422-0067/25/3/1563
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AT hunghuynh vinorelbineimprovestheefficacyofsorafenibagainsthepatocellularcarcinomaapromisingtherapeuticapproach