(B) The photos (upper panel) and quantitative analyses (lower panel) of the effects of Se-enriched on cell cycle of A549
June 1, 2021
(B) The photos (upper panel) and quantitative analyses (lower panel) of the effects of Se-enriched on cell cycle of A549. effects of Se-enriched on the Methasulfocarb expression of pro-apoptotic member BAX and the anti-apoptotic member BCL-2, as well as of G2/M cell cycle regulatory proteins CDK1 and cyclin B1. Results The concentration of Se-enriched was 0, 4, 8, 12 mg/mL for NCI-H292 cells, and 0, 12.5, 25, 50 mg/mL for A549 cells. NSCLC cells treated with increased Se-enriched showed the inhibited cell viability. Methasulfocarb Se-enriched induced NSCLC cell apoptosis in concentration-dependent manner. Consistently, Se-enriched diminished the ratio of anti-apoptotic member BCL-2 and pro-apoptotic member BAX at mRNA and protein levels in NSCLC cells. The percentage in G2/M phase was increased in NSCLC cells treated with increased Se-enriched on cell cycle. Conclusion This study demonstrated the inhibitory role of Se-enriched in cell proliferation and its facilitating role in cell apoptosis and cell cycle in NSCLC cells, suggesting an alternative therapeutic strategy for NSCLC treatment. and are representative species of Cordyceps mushrooms.6 has been used as a traditional medicine in Asian countries for a long time.7 Different types of extract were reported to have various pharmacological activities, including anti-tumor, anti-inflammatory and anti-oxidative activities.8,9 Lee et al have revealed that the anti-cancer effect of nucleosides-enriched ethanol extract of is highly associated with cell cycle arrest and mitochondrial apoptosis in human colorectal carcinoma RKO cells.6 Park et al have reported that induces the apoptosis of A549 cells through a signaling cascade of death receptor-mediated extrinsic and mitochondria-mediated intrinsic caspase pathways.10 Reis et al have documented that the methanolic extract of inhibits the proliferation of various human carcinoma cell Methasulfocarb lines.11 Especially in NSCLC, it has been reported that the methanolic extract of affects the cell viability of NCI-H460 cells through involving DNA damage and p53 activation.12 However, is composed of various components, and the components related to its anti-cancer effects remain to be further elucidated. Selenium (Se) is a key trace element Methasulfocarb with multiple functions and its chemical forms are divided into inorganic Se compounds and organic Se-containing compounds.13 can absorb inorganic Se compounds from the substrate and convert it to organic Se compounds Mouse monoclonal to eNOS in fruiting bodies.14 Se has been reported as an essential role in physiological functions, such as anti-oxidation,15 anti-cancer,16 immunity stimulation,17 inhibiting HIV.18 Hu et al have demonstrated the effective antioxidant activities of Se-biofortified in NSCLC have not been precisely elucidated. This study aimed to investigate the functional role of Se-enriched in the human NSCLC cell line NCI-H292 and A549. Functional assays and qPCR as well as Western blot analyses were performed to elucidate that the water extract of Se-enriched inhibited cell proliferation, induced cell apoptosis and cell cycle arrest at G2/M phase. This study may give a new insight into the clinical treatments for NSCLC. Materials And Methods Cell Culture And Transfection Human lung cancer cell lines NCI-H292 and A549 were obtained from Conservation Genetics of the Chinese Academy of Sciences Cell Bank (Shanghai, Peoples Republic of China). Cells were cultured in RPMI 1640 medium (Gibco, Carlsbad, CA, USA) supplemented with 10% FBS (Thermo Fisher Scientific, Inc., Waltham, MA, USA) in a humidified incubator with 5% CO2 at 37C for 24 hrs. Isolation Of Se-Enriched (Shengfeng Pharmaceutic CO., LID, Enshi, Peoples Republic of China). The isolation of Se-enriched was similar to the previous report described.19 In brief, 20 g of Se-enriched was added to 400 mL of double distilled water and boiled for 30 mins in a microwave oven on medium heat. Next, 12,000 g of the obtained solution was centrifuged for 15 mins. Finally, the supernatant was dried for 24 hrs using a vacuum freezing drying oven and.