Elkattan Hadeel H, Elsisi Alaa E, El-Lakkany Naglaa M
Department of Pharmacology, Theodor Bilharz Research Institute, Warrak El-Hadar, Imbaba, Giza 12411, Egypt.
Department of Pharmacology and Toxicology, Faculty of Pharmacy, Tanta University, Tanta, Egypt.
Toxicol Rep. 2024 Dec 11;14:101856. doi: 10.1016/j.toxrep.2024.101856. eCollection 2025 Jun.
Despite significant breakthroughs in frontline cancer research and chemotherapy for hepatocellular carcinoma (HCC), many of the suggested drugs have high toxic side effects and resistance, limiting their clinical utility. Exploring potential therapeutic targets or novel combinations with fewer side effects is therefore crucial in combating this dreadful disease. The current study aims to use a novel combination of ponatinib and gossypol against the HepG2 cell line. Cell survival, FGF19/FGFR4, apoptotic and autophagic cell death, and synergistic drug interactions were assessed in response to increasing concentrations of ponatinib and/or gossypol treatment. Research revealed that ponatinib (1.25-40 μM) and gossypol (2.5-80 μM) reduced the viability of HepG2 cells in a way that was dependent on both time and dose. Ponatinib's anti-proliferation effectiveness was improved synergistically by gossypol and was associated with a rise in apoptotic cell death, cell cycle blockage during the G0/G1 phase, and suppression of the FGF19/FGFR4 axis. Furthermore, the ponatinib/gossypol combination lowered Bcl-2 and p-Akt while increasing active caspase-3, Beclin-1, p62, and LC3II. This combination, however, had no harm on normal hepatocytes. Overall, gossypol enhanced ponatinib's anticancer effects in HCC cells. Notably, this new combination appears to be potential adjuvant targeted chemotherapy, a discovery that warrants more clinical investigation, in the management of patients with HCC.
尽管肝细胞癌(HCC)的一线癌症研究和化疗取得了重大突破,但许多推荐药物具有高毒副作用和耐药性,限制了它们的临床应用。因此,探索具有较少副作用的潜在治疗靶点或新组合对于对抗这种可怕的疾病至关重要。本研究旨在使用波纳替尼和棉酚的新型组合来作用于HepG2细胞系。针对波纳替尼和/或棉酚治疗浓度的增加,评估细胞存活率、FGF19/FGFR4、细胞凋亡和自噬性细胞死亡以及药物协同相互作用。研究表明,波纳替尼(1.25 - 40 μM)和棉酚(2.5 - 80 μM)以时间和剂量依赖性方式降低了HepG2细胞的活力。棉酚协同提高了波纳替尼的抗增殖效果,并与凋亡性细胞死亡增加、G0/G1期细胞周期阻滞以及FGF19/FGFR4轴的抑制有关。此外,波纳替尼/棉酚组合降低了Bcl - 2和p - Akt,同时增加了活性caspase - 3、Beclin - 1、p62和LC3II。然而,这种组合对正常肝细胞无害。总体而言,棉酚增强了波纳替尼对HCC细胞的抗癌作用。值得注意的是,这种新组合似乎是潜在的辅助靶向化疗,这一发现值得在HCC患者的治疗中进行更多的临床研究。
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