Cancer tissue and cell culture
Hossein Gravand; Jafar Kazemian; Masoumeh Heshmati
Volume 2, Issue 1 , August 2021, , Pages 21-27
Abstract
Introduction: Colorectal cancer is a common disease ranked as the third-highest deathly cancer worldwide. In recent years, for the treatment of cancers scientists have preferred herbal remedies because of their better effects and fewer side effects. So, in this study, the cytotoxicity effect and apoptosis ...
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Introduction: Colorectal cancer is a common disease ranked as the third-highest deathly cancer worldwide. In recent years, for the treatment of cancers scientists have preferred herbal remedies because of their better effects and fewer side effects. So, in this study, the cytotoxicity effect and apoptosis induction of 7-hydroxycycoumarin were investigated on the SW480 colon cancer cell line.Methods: anti-proliferative effect of 7-hydroxycoumarin was investigated using Trypan blue and MTT assay at different concentrations on SW480 cell line. Additionally, apoptosis induction was examined by flow cytometry and real-time PCR.Results: The results show a decrease in viability. IC50 concentrations were observed at the concentrations of 164.2, 80.48, and 41.97 μg/ml for 24, 48, and 72 h, respectively. Of note, IC50 concentrations were not observed in the trypan blue assay. As well, there was a 2.4-fold increase in apoptosis (P<0.001) using Annexin / PI kit by flow cytometry. as well as the increased expression of BAX/BCL2 ratio of about 13.69, which was observed at 100 μg/ml compared to the control.Discussion: The results indicate that 7-hydroxycoumarin could inhibit cell proliferation and induce apoptosis in the SW480 cell line. Therefore, 7-hydroxycycoumarin can be considered as an anti-cancer agent in the complementary treatment of colon cancer.
Cancer tissue and cell culture
Zainab Kamrani; Masoumeh Heshmati; Sadegh Babashah
Volume 1, Issue 3 , March 2021, , Pages 8-15
Abstract
Introduction and Aim: Silymarin, extracted from the milk thistle, is rich in flavolignans such as silybinin, silidianin, and silycristine. Several studies have been done on its anticancer effect. This study aimed to evaluate the effects of cytotoxicity and induction of silymarin-induced apoptosis on ...
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Introduction and Aim: Silymarin, extracted from the milk thistle, is rich in flavolignans such as silybinin, silidianin, and silycristine. Several studies have been done on its anticancer effect. This study aimed to evaluate the effects of cytotoxicity and induction of silymarin-induced apoptosis on colon cancer SW480 and normal HEK-293 cell lines. Methods: In the present study, the effect of cytotoxicity and apoptosis induction by silymarin on colon cancer SW480 and Normal HEK-293 cell lines were investigated by different methods such as trypan blue staining, MTT assay, Annexin V/PI staining, and evaluating the expression level of BAX and BCL2 Genes by q-PCR technique. Results: The results of the trypan blue staining and MTT assay indicated the cytotoxicity effects of silymarin in SW480 cells in a time-dependent manner. The IC50 was also evaluated. However, no cytotoxic effects were observed in HEK-293 cells after treatment with silymarin. Also, an increase of apoptosis in SW480 cells that were treated with 50 and 100 µg/mL silymarin was observed. An increase in BAX/BCL2 gene expression level was also observed in SW480 cells compared to HEK-293 cells. Conclusion: According to the results of the present study, silymarin can induce toxicity and cell apoptosis in the colon cancer cell line without causing cytotoxicity in the normal cell line. So silymarin can be suggested for effective treatment of colon cancer.
