Policing Cancer: Vitamin D Arrests the Cell Cycle

Vitamin D is a steroid hormone crucial for bone mineral metabolism. In addition, vitamin D has pleiotropic actions in the body, including anti-cancer actions. These anti-cancer properties observed within in vitro studies frequently report the reduction of cell proliferation by interruption of the ce...

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Main Authors: Sachin Bhoora, Rivak Punchoo
Format: Article
Language:English
Published: MDPI AG 2020-12-01
Series:International Journal of Molecular Sciences
Subjects:
Online Access:https://www.mdpi.com/1422-0067/21/23/9296
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author Sachin Bhoora
Rivak Punchoo
author_facet Sachin Bhoora
Rivak Punchoo
author_sort Sachin Bhoora
collection DOAJ
description Vitamin D is a steroid hormone crucial for bone mineral metabolism. In addition, vitamin D has pleiotropic actions in the body, including anti-cancer actions. These anti-cancer properties observed within in vitro studies frequently report the reduction of cell proliferation by interruption of the cell cycle by the direct alteration of cell cycle regulators which induce cell cycle arrest. The most recurrent reported mode of cell cycle arrest by vitamin D is at the G1/G0 phase of the cell cycle. This arrest is mediated by p21 and p27 upregulation, which results in suppression of cyclin D and E activity which leads to G1/G0 arrest. In addition, vitamin D treatments within in vitro cell lines have observed a reduced C-MYC expression and increased retinoblastoma protein levels that also result in G1/G0 arrest. In contrast, G2/M arrest is reported rarely within in vitro studies, and the mechanisms of this arrest are poorly described. Although the relationship of epigenetics on vitamin D metabolism is acknowledged, studies exploring a direct relationship to cell cycle perturbation is limited. In this review, we examine in vitro evidence of vitamin D and vitamin D metabolites directly influencing cell cycle regulators and inducing cell cycle arrest in cancer cell lines.
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spelling doaj.art-ec81f1adb6c8481db8022645d7e977da2023-11-20T23:40:08ZengMDPI AGInternational Journal of Molecular Sciences1661-65961422-00672020-12-012123929610.3390/ijms21239296Policing Cancer: Vitamin D Arrests the Cell CycleSachin Bhoora0Rivak Punchoo1Department of Chemical Pathology, Faculty of Health Sciences, University of Pretoria, Pretoria 0083, Gauteng, South AfricaDepartment of Chemical Pathology, Faculty of Health Sciences, University of Pretoria, Pretoria 0083, Gauteng, South AfricaVitamin D is a steroid hormone crucial for bone mineral metabolism. In addition, vitamin D has pleiotropic actions in the body, including anti-cancer actions. These anti-cancer properties observed within in vitro studies frequently report the reduction of cell proliferation by interruption of the cell cycle by the direct alteration of cell cycle regulators which induce cell cycle arrest. The most recurrent reported mode of cell cycle arrest by vitamin D is at the G1/G0 phase of the cell cycle. This arrest is mediated by p21 and p27 upregulation, which results in suppression of cyclin D and E activity which leads to G1/G0 arrest. In addition, vitamin D treatments within in vitro cell lines have observed a reduced C-MYC expression and increased retinoblastoma protein levels that also result in G1/G0 arrest. In contrast, G2/M arrest is reported rarely within in vitro studies, and the mechanisms of this arrest are poorly described. Although the relationship of epigenetics on vitamin D metabolism is acknowledged, studies exploring a direct relationship to cell cycle perturbation is limited. In this review, we examine in vitro evidence of vitamin D and vitamin D metabolites directly influencing cell cycle regulators and inducing cell cycle arrest in cancer cell lines.https://www.mdpi.com/1422-0067/21/23/9296cell proliferationcell cyclecyclin-dependent kinasecyclin-dependent kinase inhibitorvitamin Dcalcitriol
spellingShingle Sachin Bhoora
Rivak Punchoo
Policing Cancer: Vitamin D Arrests the Cell Cycle
International Journal of Molecular Sciences
cell proliferation
cell cycle
cyclin-dependent kinase
cyclin-dependent kinase inhibitor
vitamin D
calcitriol
title Policing Cancer: Vitamin D Arrests the Cell Cycle
title_full Policing Cancer: Vitamin D Arrests the Cell Cycle
title_fullStr Policing Cancer: Vitamin D Arrests the Cell Cycle
title_full_unstemmed Policing Cancer: Vitamin D Arrests the Cell Cycle
title_short Policing Cancer: Vitamin D Arrests the Cell Cycle
title_sort policing cancer vitamin d arrests the cell cycle
topic cell proliferation
cell cycle
cyclin-dependent kinase
cyclin-dependent kinase inhibitor
vitamin D
calcitriol
url https://www.mdpi.com/1422-0067/21/23/9296
work_keys_str_mv AT sachinbhoora policingcancervitamindarreststhecellcycle
AT rivakpunchoo policingcancervitamindarreststhecellcycle