Department of Obstetrics and Gynecology, The Second Affiliated Hospital and Yuying Children's Hospital of Wenzhou Medical University, Wenzhou, Zhejiang 325027, P.R. China.
Department of Clinical Laboratory, The Second Affiliated Hospital and Yuying Children's Hospital of Wenzhou Medical University, Wenzhou, Zhejiang 325027, P.R. China.
Mol Med Rep. 2017 Nov;16(5):7013-7017. doi: 10.3892/mmr.2017.7484. Epub 2017 Sep 13.
The primary aim of the current study was to investigate the antitumor effects of ferruginol in OVCAR‑3 human ovary cancer cells. The effects of ferruginol on cell apoptosis, cell migration and cell cycle phase distribution were also evaluated. Cell cytotoxicity induced by ferruginol was determined by an MTT assay, while fluorescence microscopy and transmission electron microscopy (TEM) were performed to investigate apoptotic effects. Flow cytometry was employed to determine the effects of ferruginol on the cell cycle and an in vitro wound healing assay was performed to investigate effects on cancer cell migration. The results indicated that ferruginol inhibited the growth rate of OVACR‑3 cells in a dose‑ and time‑dependent manner. When cells were treated with 20, 80 and 300 µM ferruginol, cells began to exhibit yellow fluorescence, which indicated the onset of apoptosis. TEM results demonstrated that untreated control cells exhibited intact nuclei and nucleolus. However, on treating cells with various doses of ferruginol, chromatin condensation occurred and disappearance of the nuclear envelope and formation of apoptotic bodies were also observed. The percentage of migrated cells, determined by the wound healing assay, decreased from 98.7% in control to 68.2% and 45.3 in 80 and 300 µM ferruginol‑treated cells, respectively. Flow cytometry results demonstrated that ferruginol induced G2/M cell cycle arrest in OVCAR‑3 cells. In conclusion, ferruginol may exhibit anticancer effects in OVCAR‑3 human ovary cancer cells by inducing apoptosis, inhibiting cancer cell migration and inducing G2/M cell and may therefore prove beneficial in the treatment and management of ovarian cancer.
本研究的主要目的是探究胡椒醇对人卵巢癌细胞 OVCAR-3 的抗肿瘤作用。同时,还评估了胡椒醇对细胞凋亡、细胞迁移和细胞周期时相分布的影响。采用 MTT 法测定胡椒醇诱导的细胞毒性,荧光显微镜和透射电子显微镜(TEM)观察细胞凋亡的影响。流式细胞术用于确定胡椒醇对细胞周期的影响,体外划痕愈合实验用于研究胡椒醇对癌细胞迁移的影响。结果表明,胡椒醇呈剂量和时间依赖性地抑制 OVACR-3 细胞的生长速率。当细胞用 20、80 和 300μM 胡椒醇处理时,细胞开始呈现黄色荧光,这表明细胞开始凋亡。TEM 结果表明,未经处理的对照组细胞具有完整的核和核仁。然而,用不同剂量的胡椒醇处理细胞后,发生染色质浓缩,核膜消失,并形成凋亡小体。划痕愈合实验确定的迁移细胞百分比从对照组的 98.7%分别下降至 80μM 胡椒醇处理组的 68.2%和 300μM 胡椒醇处理组的 45.3%。流式细胞术结果表明,胡椒醇诱导 OVCAR-3 细胞发生 G2/M 细胞周期阻滞。综上所述,胡椒醇可能通过诱导细胞凋亡、抑制癌细胞迁移和诱导 G2/M 期阻滞,从而发挥抗肿瘤作用,因此可能对卵巢癌的治疗和管理有益。
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