Diosgenin induces cell cycle arrest and apoptosis in human leukemia K562 cells with the disruption of Ca2+ homeostasis
Cancer Chemotherapy and PharmacologyPublished 14 September 2004
Mingjie Liu, Zhao Wang, Yong Ju, Ricky Ngok‐Shun Wong, Qingyu Wu
Citations181
SJR quartileQ1
SJR score0.97
SNIP0.79
Generate an AI Snapshot to get a quick, structured summary of this paper.
Study Snapshot
ObjectiveStudy objective
MethodsResearch methodology
PopulationPopulation studied
Sample sizeSample sizes
OutcomesStudy outcomes here
ResultsStudy results comes here
LimitationsResearch study limitations comes here
A concise AI-generated summary of the paper will appear here once you click Generate AI Snapshot.
TL;DR
Diosgenin inhibits K562 cell proliferation via cell cycle G2/M arrest and apoptosis, with disruption of Ca2+ homeostasis and mitochondrial dysfunction playing vital roles.
Abstract
Diosgenin inhibits K562 cell proliferation via cell cycle G2/M arrest and apoptosis, with disruption of Ca2+ homeostasis and mitochondrial dysfunction playing vital roles.
Keywords
Biochemistry, Genetics and Molecular Biology
ScienceMitochondria and Apoptosis
8,994 Citations1998Douglas R. Green, John C. Reed
A variety of key events in apoptosis focus on mitochondria, including the release of caspase activators (such as cytochrome c), changes in electron transport, loss of mitochondrial transmembrane potential, altered cellular oxidation-reduction, and participation of pro- and antiapoptotic Bcl-2 family proteins.
Nature reviews. CancerThe Bcl2 family: regulators of the cellular life-or-death switch
3,925 Citations2002Suzanne Cory, Jerry M. Adams
A better understanding of how the Bcl2 family controls caspase activation should result in new, more effective therapeutic approaches in tissue homeostasis and cancer.
Biochemical JournalThe mitochondrial permeability transition pore and its role in cell death
2,325 Citations1999Martin Crompton
Current evidence that the pore complex is involved in outer-membrane rupture and release of these proteins during programmed cell death is reviewed, along with indications that transient pore opening may provoke 'accidental' apoptosis.
CellApoptosis
2,236 Citations2002Ricky W. Johnstone, Astrid A. Ruefli +1 more
Understanding the molecular events that contribute to drug-induced apoptosis, and how tumors evade apoptotic death, provides a paradigm to explain the relationship between cancer genetics and treatment sensitivity and should enable a more rational approach to anticancer drug design and therapy.
Journal of Biological ChemistryA Combinatorial Approach Defines Specificities of Members of the Caspase Family and Granzyme B
2,066 Citations1997Nancy A. Thornberry, Thomas A. Rano +10 more
A novel method employing a positional scanning substrate combinatorial library to rigorously define individual specificities of caspase and granzyme B proteases divides these proteases into three distinct groups and suggests that several have redundant functions.
ScienceCell Cycle Checkpoints: Preventing an Identity Crisis
2,044 Citations1996Stephen J. Elledge
Signal transduction pathways that transmit checkpoint signals in response to DNA damage, replication blocks, and spindle damage are revealed, underscoring the conservation of cell cycle regulatory machinery.
Annual Review of PhysiologyTHE MITOCHONDRIAL DEATH/LIFE REGULATOR IN APOPTOSIS AND NECROSIS
1,968 Citations1998Guido Kroemer, Bruno Dallaporta +1 more
The acquisition of the biochemical and ultrastructural features of apoptosis critically relies on the liberation of apoptogenic proteases or protease activators from mitochondria.
Trends in Cell BiologyMitochondria as the central control point of apoptosis
1,896 Citations2000Solange Desagher, Jean‐Claude Martinou
The current view of the mechanisms that lead to the efflux of many proteins from mitochondria during apoptosis and the role played by Bcl-2 family proteins in the control of this event are summarized.
Biochemical PharmacologyGinseng pharmacology
1,847 Citations1999Anoja S. Attele, Ji An Wu +1 more
This commentary aims to review selected effects of ginseng and ginsenosides and describe their possible modes of action, structural and functional relationship to steroids, and potential targets of action.
OncogeneRegulation of the G2/M transition by p53
1,547 Citations2001William R. Taylor, George R. Stark
Evidence that implicates p53 in controlling entry into mitosis when cells enter G2 with damaged DNA or when they are arrested in S phase due to depletion of the substrates required for DNA synthesis is reviewed.
PubMedMitotic block induced in HeLa cells by low concentrations of paclitaxel (Taxol) results in abnormal mitotic exit and apoptotic cell death.
783 Citations1996M A Jordan, K Wendell +4 more
The results support the hypothesis that the most potent chemotherapeutic mechanism of paclitaxel is kinetic stabilization of spindle microtubule dynamics.
Nature Cell BiologyChanges in intramitochondrial and cytosolic pH: early events that modulate caspase activation during apoptosis
749 Citations2000Shigemi Matsuyama, Juan Llopis +3 more
It is shown that mitochondria-mediated alteration of intracellular pH may be an early event that regulates caspase activation in the mitochondrial pathway for apoptosis, and this finding is supported by results obtained from cells using protonophores.
The Journal of PhysiologyContributions of mitochondria to animal physiology: from homeostatic sensor to calcium signalling and cell death
611 Citations1999Michael R. Duchen
This review looks at recent developments in these rapidly evolving areas of cell physiology in an attempt to draw together disparate areas of research into a common theme.
Cellcdc2 is a component of the M phase-specific histone H1 kinase: Evidence for identity with MPF
534 Citations1988Dominique Arion, Laurent Meijer +2 more
It is suggested that H1K and MPF are the same entity, and that histone H1 is likely to be one substrate of the pleiotropic MPF.
Molecular CellBcl-xL Prevents Cell Death following Growth Factor Withdrawal by Facilitating Mitochondrial ATP/ADP Exchange
503 Citations1999Matthew G. Vander Heiden, Navdeep S. Chandel +2 more
Efficient exchange of ADP for ATP is promoted by Bcl-xL expression permitting oxidative phosphorylation to be regulated by cellular ATP/ADP levels and allowing mitochondria to adapt to changes in metabolic demand.
Journal of Biological ChemistryCytochrome c Promotes Caspase-9 Activation by Inducing Nucleotide Binding to Apaf-1
496 Citations2000Xuejun Jiang, Xiaodong Wang
The biochemical analysis of the reconstituted de novo procaspase-9 activation using highly purified cytochrome c, recombinant apoptotic protease-activating factor-1 (Apaf-1), and recombinant procaspases-9 indicates that the key event in Apaf- 1-mediated caspase -9 activation is cy tochrome c-induced dATP binding to Apf-1.
The EMBO Journalp53 regulates mitochondrial membrane potential through reactive oxygen species and induces cytochrome c‐independent apoptosis blocked by Bcl‐2
477 Citations1999Peifeng Li, Rainer Dietz +1 more
The ROS‐mediated disruption of Δψ constitutes a pivotal step in the apoptotic pathway of p53, and this pathway does not involve cytochrome c release.
Proceedings of the National Academy of Sciencesp53 regulates a G <sub>2</sub> checkpoint through cyclin B1
435 Citations1999Steven A. Innocente, John Abrahamson +2 more
The ability of p53 to control mitotic initiation by regulating intracellular Cyclin B1 levels suggests that the cyclin B-dependent G2 checkpoint has a role in preventing neoplastic transformation.
Biochimica et Biophysica Acta (BBA) - BioenergeticsBcl-2 family proteins and mitochondria
378 Citations1998JohnC. Reed, JulianeM. Jurgensmeier +1 more
The Bcl-2 family of proteins plays a pivotal role in regulating cell life and death and may include both the ability to form ion channels or pores in membranes and physical interactions with a variety of proteins implicated in apoptosis regulation.
Journal of Biological ChemistryBax and Bak Promote Apoptosis by Modulating Endoplasmic Reticular and Mitochondrial Ca2+ Stores
318 Citations2002Leta K. Nutt, Abujiang Pataer +5 more
The results demonstrate that the effects of the “multidomain” proapoptotic BCL-2 family members Bak and Bax involve direct effects on the endoplasmic reticular Ca2+ pool with subsequent sensitization of mitochondria to calcium-mediated fluxes and cytochrome c release, which modulate the kinetics of cyto chrome c release and apoptosis.
Genes & DevelopmentExpression of Bcl-xL and loss of p53 can cooperate to overcome a cell cycle checkpoint induced by mitotic spindle damage.
260 Citations1996Andy J. Minn, Lawrence Boise +1 more
The results suggest that suppression of apoptosis by bcl-2-related genes and loss of p53 function can act cooperatively to contribute to genetic instability.
OncogeneCaspase-mediated cleavage of p21Waf1/Cip1 converts cancer cells from growth arrest to undergoing apoptosis
237 Citations1999Yongke Zhang, Naoya Fujita +1 more
Journal of Biological ChemistryCleavage of CDK Inhibitor p21Cip1/Waf1 by Caspases Is an Early Event during DNA Damage-induced Apoptosis
215 Citations1998Jennifer Gervais, Prem Seth +1 more
It is reported here that human p21 protein is rapidly induced but selectively cleaved during the apoptotic response to γ-irradiation, suggesting that p21 may serve as a critical checkpoint regulator for both cell cycle arrest and apoptosis during the p53-mediated DNA damage response.
FEBS LettersA plant steroid, diosgenin, induces apoptosis, cell cycle arrest and COX activity in osteosarcoma cells
191 Citations2001Sandra Moalic, Bertrand Liagre +5 more
This study investigated the effect of diosgenin on the proliferation rate, cell cycle distribution and apoptosis in the human osteosarcoma 1547 cell line and found a correlation between p53, p21 mRNA expression and nuclear factor‐κB activation and a time‐dependent increase in PGE2 synthesis after diOSgenin treatment.
International Journal of OncologyDifferent contribution of apoptosis to the antiproliferative effects of diosgenin and other plant steroids, hecogenin and tigogenin, on human 1547 osteosarcoma cells
151 Citations2003Cécile Corbière, Bertrand Liagre +5 more
It was showed that diosgenin strongly enhanced the activation of p53 in contrast to hecogenin and tigogenin actions, and this biological action seems correlated with a large increase of p 53 protein expression.
Fundamental and Applied ToxicologyMitochondria-Mediated Cell Injury,
130 Citations1997Kendall B. Wallace
Greater understanding of the molecular mechanisms of mitochondrial bioenergetics, ion regulation, and genetics will lead to numerous additional examples of mitochondria-mediated cell injury, revealing important new insight regarding the prediction, prevention, diagnosis, and treatment of chemical-induced toxic tissue injury.
Toxicological SciencesMitochondria-Mediated Cell Injury
121 Citations1997Kendall B. Wallace, Janis T. Eells +3 more
Greater understanding of the molecular mechanisms of mitochondrial bioenergetics, ion regulation, and genetics will lead to numerous additional examples of mitochondria-mediated cell injury, revealing important new insight regarding the prediction, prevention, diagnosis, and treatment of chemical-induced toxic tissue injury.
Journal of Biological ChemistryModulation of Mitochondrial Ca2+ Homeostasis by Bcl-2
110 Citations1999Liping Zhu, Song Ling +5 more
Evidence is provided that the maintenance of Ca m homeostasis is essential for cell survival, and both ER and mitochondrial Ca2+ stores are important, and the depletion of either one will result in apoptosis.
Planta MedicaAntineoplastic Agents; I. Three Spirostanol Glycosides from Rhizomes of<i>Dioscorea collettii</i>var.<i>hypoglauca</i>
110 Citations1996Ke Hu, Aijun Dong +3 more
Dioscorea collettii hypoglauca Pyricularia oryzae in vitro Cystic fibrosis, ersatz cell reprograming shows clear signs of reprogramming in the cell nucleus.
Journal of Biological ChemistryTumor Necrosis Factor-induced Apoptosis Stimulates p53 Accumulation and p21WAF1 Proteolysis in ME-180 Cells
87 Citations1998Nicholas J. Donato, Margot Perez
Evidence is provided for the early onset of genotoxic stress in cells committed to TNF-mediated apoptosis and for divergence in propagation of this signal in non-responsive cells.
The Journal of Experimental Medicinep53 in chronic myelogenous leukemia. Study of mechanisms of differential expression.
85 Citations1988Michael Lübbert, Carl W. Miller +2 more
The study of the expression of p53 using chronic myelogenous leukemia cell lines, somatic hybrids of these cells, and leukemic cells from CML patients suggests that expression of the gene is not regulated normally in CML.
PubMedDiosgenin--a growth stimulator of mammary gland of ovariectomized mouse.
73 Citations1992Aradhana, A.R. Rao +1 more
Diosgenin showed a lack of progesterogenic action as was apparent from the absence of alveolar development even in the presence of exogenous estrogen, and augmentation of estrogenic effect of diosgenin especially at the higher dose level.
Cancer LettersChanges in lipoxygenase activities in human erythroleukemia (HEL) cells during diosgenin-induced differentiation
57 Citations1995C. Nappez, Bertrand Liagre +1 more
A human erythroleukemia cell line was used as a model to study dynamic changes in human 12-, 15-, 5-lipoxygenases, five lipoxygenase activating protein (FLAP), and leukotriene A4 (LTA4) hydrolase gene expression during megakaryocytic differentiation induced by diosgenin.
Biochimica et Biophysica Acta (BBA) - Lipids and Lipid MetabolismFractionation of livers following diosgenin treatment to elevate biliary cholesterol
51 Citations1995Irene D. Román, A. Thewles +1 more
No intracellular vesicle fraction has been identified with the provision of the enhanced biliary cholesterol and the results are discussed in terms of the possible involvement of cytosolic lipid-binding proteins as putative lipid carriers to the canalicular membrane as an alternative to the presence of the lipid in lipid supply vesicles.
Biochemical and Biophysical Research CommunicationsA Plant Steroid, Diosgenin, a New Megakaryocytic Differentiation Inducer of Hel Cells
49 Citations1995Jean‐Louis Beneytout, C. Nappez +2 more
It is demonstrated that diosgenin-treated HEL cells increased glycoprotein Ib (GpIb) expression as previously described in the megakaryocytic differentiation of HEL cells induced by nanomolar dose phorbol myristate acetate treatment.
