• Thus, unlike other tumor suppressors, RPL5/RPL11 play an essential role in normal cell proliferation, a function cells have evolved to rely on in lieu of a cell cycle checkpoint. (nih.gov)
  • Open up in another window Shape 2 Leucine deprivation inhibits breasts tumor cell proliferation(A) MDA-MB-231 or CORIN MCF-7 cells had been seeded in 12-well plates and incubated in charge (+leu) or leucine-deficient (?leu) moderate. (racetab.org)
  • Apoptotic death is preceded by proliferation blockage, suggesting that these transcripts are involved in cell cycle regulation. (uandes.cl)
  • Our results suggest that ASncmtRNA targeting blocks tumor cell proliferation through reduction of essential cell cycle proteins, mediated by mitochondrial and nuclear miRNAs. (uandes.cl)
  • At a fundamental level, cancer is caused by an accumulation of genetic changes that result in unregulated cell growth and proliferation. (medscape.com)
  • Tumor suppressor genes encode proteins that normally provide negative control of cell proliferation. (medscape.com)
  • PTEN encodes a protein kinase of the same name and functions as a tumor suppressor through regulation of cell proliferation. (medscape.com)
  • A vast amount of research exists on the possible molecular mechanisms through which vitamin D affects cancer cell proliferation, cancer progression, angiogenesis, and inflammation. (mdpi.com)
  • MAGEH1 reduced HCC cell proliferation, migration and invasion ability. (nih.gov)
  • Among its different constituents, Astragalus polysaccharides have been most widely studied particularly for their immunopotentiating properties, such as stimulation of murine B cell proliferation and cytokine production ( 6 ). (spandidos-publications.com)
  • Our results indicated that AST inhibits cell proliferation through phase-specific cell cycle arrest and caspase-dependent apoptosis. (spandidos-publications.com)
  • Previous researches completed by our team have also demonstrated that resveratrol inhibits the proliferation, invasion, and metastasis of colorectal cancer cells [ 5 ]. (hindawi.com)
  • Most cancer cells undergo metabolic reprogramming that support their survival and proliferation. (degruyter.com)
  • Cell proliferation and invasion were assayed using the kidney cell lines HEK293 with wild-type p53 and a ccRCC cell line MZ1257RC mutated for p53. (frontiersin.org)
  • HEK293 cells demonstrated a restriction of ERV-K113 env expression and invasion with no changes in proliferation in the absence of Aza. (frontiersin.org)
  • In fact, many studies have demonstrated the oleuropein and its derivative have proved pharmacological activity against proliferation of cancer cells and several tumor cell lines by different mechanisms such arrest cell cycle and cause apoptosis in cancerous cells, by modulation of miRNA expression and upregulation and downregulation of several genes. (springer.com)
  • We have also developed interests in other pathways which regulate gene transcription and cancer cell proliferation in response to stress and changes in cell metabolism. (southampton.ac.uk)
  • Role of CtBP transcriptional repressors in cancer cell proliferation and survival In common with p53, CtBP1 and CtBP2 proteins were discovered through their physical association with a viral oncoprotein. (southampton.ac.uk)
  • Colorectal cancer (CRC) is the third most common form of malignant tumor and is characterized by high rates of proliferation and metastases. (hindawi.com)
  • While knockout circIFT80 in HT29 cell or SW480 cells, the proliferation, and migration of the cells were inhibited, the cell cycle was arrested in G2/M phase, and the cell apoptosis was increased. (hindawi.com)
  • Colorectal cancer (CRC) is characterized by high rates of proliferation and metastasis and represents the third most common form of malignant tumor and the fourth leading cause of mortality in the world, thus creating a serious threat to health [ 1 ]. (hindawi.com)
  • For example, circRNA_000166 can function as an oncogene by promoting the proliferation of CRC cells and by limiting apoptosis. (hindawi.com)
  • β -Catenin is a transcription factor that plays an important role in cell proliferation, cellular differentiation, apoptosis, and metastasis [ 10 ]. (hindawi.com)
  • New antitumor strategies using drugs targeted to intracellular signaling involved in cell proliferation and survival, angiogenesis, and metastasis have become promising in recent years. (researchgate.net)
  • Blocks cell proliferation, causing arrest in G 1 phase of the cell cycle. (tocris.com)
  • In cancer, ROS plays a dual role with anti-tumorigenic and pro-tumorigenic effects in cell signaling pathways that control proliferation, survival, apoptosis, and inflammation. (bvsalud.org)
  • Unexpectedly, we found that their depletion in primary human lung fibroblasts failed to induce cell cycle arrest but strongly suppressed cell cycle progression. (nih.gov)
  • We show that the effects on cell cycle progression stemmed from reduced ribosome content and translational capacity, which suppressed the accumulation of cyclins at the translational level. (nih.gov)
  • While some patients experience spontaneous regression or differentiation of the tumor, others are affected by rapid and fatal tumor progression despite increasingly intensive treatment strategies [ 9 ]. (biomedcentral.com)
  • Cell cycle analysis suggested activation of apoptosis, without arresting cell cycle progression. (nature.com)
  • It further inhibited cell-cycle progression in the G1 phase by four different mechanisms: rapid downregulation of cyclin D1, induction of Chk2 with simultaneous downregulation of Cdc25A, induction of the Cdk-inhibitor p21 Cip/Waf and inhibition of ribonucleotide reductase activity resulting in reduced dCTP and dTTP levels. (nature.com)
  • This effect is mediated by downregulation of the key cell cycle progression factors cyclin B1, cyclin D1, CDK1, CDK4, and survivin, the latter also constituting an essential inhibitor of apoptosis, underlying additionally the onset of apoptosis. (uandes.cl)
  • Finally, GADD153 depletion significantly abrogates BRCA1 influence on cell cycle progression and cell death in response to doxorubicin treatment. (conicet.gov.ar)
  • The study identified 2 genes known to contribute to tumor progression and 8 known to be present in tumor cells but which have unknown functions. (frontiersin.org)
  • Angiogenesis is essential in the process of carcinogenesis to facilitate tumor progression and metastasis. (spandidos-publications.com)
  • Another important mechanism for the progression of colorectal cancer is the ability of the transformed cells to invade and traverse the basement membrane, which in turn facilitates the conversion of adenomas into carcinomas and then metastases ( 1 ). (spandidos-publications.com)
  • Mammary-specific expression of CCN5 in HER2 overexpressing mice delays tumor progression significantly and reduces the tumor burden. (ku.edu)
  • In cancer progression, FOXO3a inhibition stimulates cell transformation and angiogenesis ( 9 ). (spandidos-publications.com)
  • Slows tumor progression in mouse xenograft models. (tocris.com)
  • Together, these findings elucidate a prosurvival role for cyclin D3-CDK6 in metabolism, in addition to its role in cell-cycle progression, and suggest that high levels of cyclin D3 and CDK6 may predict response to CDK4/6 inhibitors. (aacrjournals.org)
  • In contrast, an anti-inflammatory response mediated by CD4+/Th2 and M2 TAMs will favor tumor progression. (bvsalud.org)
  • Xenograft studies using human prostate carcinoma PC3 cells demonstrate that BRCA1 depletion results in increased tumor growth. (conicet.gov.ar)
  • Temozolomide, sold under the brand name Temodar among others, is an anticancer medication used to treat brain tumors such as glioblastoma and anaplastic astrocytoma. (wikipedia.org)
  • Conversely, the presence of AGT protein in brain tumors predicts poor response to temozolomide and these patients receive little benefit from chemotherapy with temozolomide. (wikipedia.org)
  • The mortality rate for those diagnosed with head and neck cancer (which does not include brain tumors) is high. (lifeextension.com)
  • We investigated by real-time quantitative RT-PCR the expression profile of a panel of genes important in cell cycle regulation. (biomedcentral.com)
  • Interestingly, the 1p36 region is frequently deleted not only in NB, but also in other human cancer types, including those of neural, epithelial and hematopoietic origin, indicating that the same tumor suppressor genes might be involved in a broad range of human cancers [ 11 ]. (biomedcentral.com)
  • The transcriptional activation from CACNA1F the p21 gene by these inhibitors is normally marketed by chromatin redecorating pursuing acetylation of histones H3 and H4 in the p21 promoter area (32 54 This activation of p21 takes place within a p53-unbiased fashion and for that reason HDAC inhibitors are appealing realtors for cancers therapy being that they are operative in cells with mutated p53 genes a hallmark of several tumors. (bio2009.org)
  • Driver events in pediatric malignancies can occur through loss of function in tumor suppressor genes or gain of function in proto-oncogenes. (medscape.com)
  • Interestingly, P-Tex cells expressed CDK4 genes as high as cancer cells, which could be simultaneously inhibited by CDK4 inhibitors and might be a potential reason for the ineffectiveness of CDK4 inhibitors in treating HPV-positive HNSCC. (elifesciences.org)
  • A focused survey of BRCA1 regulated genes in prostate carcinoma reveals that multiple regulators of genome stability and cell cycle control, including: BLM, FEN1, DDB2, H3F3B, BRCA2, CCNB2, MAD2L1 and GADD153, are direct transcriptional targets of BRCA1. (conicet.gov.ar)
  • Although epigenetically silenced, endogenous retroviral (ERV) genes become activated in tumors and function to ignite immune responses. (frontiersin.org)
  • In other situations the response is cell cycle arrest or programmed cell death (apoptosis), providing a barrier to further tumour development that the tumour may ultimately circumvent through the acquisition of a mutation in one of the genes within the stress-response pathway. (southampton.ac.uk)
  • Although Brg1-containing complexes are not essential for general cell survival, they participate in transcriptional regulation of several hundred genes including those involved in interferon and stress response, immune cells differentiation, neurogenesis, cell cycle etc. and is absolutely necessary for mouse embryogenesis. (thermofisher.com)
  • The underphosphorylated, active form of Rb interacts directly with E2F1 , leading to cell cycle arrest, while the hyperphosphorylated form decouples from E2F1, thus promoting the transcription of genes promoting entry into the S phase. (biolegend.com)
  • Apoptosis-related protein-1 acts as a tumor suppressor in cholangiocarcinoma cells by inducing cell cycle arrest via downregulation of cyclin-dependent kinase subunits. (nih.gov)
  • These findings revealed that RUNX1 acts as a tumor suppressor for myeloid leukemia and is crucial for the development and terminal differentiation of several blood cell lineages 2,3 . (biolegend.com)
  • In addition, proteome analysis of NBPF1-overexpressing DLD1 cells identified 32 differentially expressed proteins, of which several are implicated in carcinogenesis. (biomedcentral.com)
  • We demonstrated that NBPF1 exerts different tumor suppressive effects, depending on the cell line analyzed, and provide new clues into the molecular mechanism of the enigmatic NBPF proteins. (biomedcentral.com)
  • We will discuss three key proteins that function as tumor suppressors implicated in the development of pediatric (and some adult) cancers: pRB, p53, and PTEN. (medscape.com)
  • Some Example Projects: Regulation of HDM2 and HDMX proteins The HDM2 oncoprotein is the major negative regulator of p53 function in the cell. (southampton.ac.uk)
  • Our scientists have developed a wide array of stem cell-focused reagents and resources for many applications including flow cytometry , western blotting , ELISAs , and recombinant proteins for cell differentiation. (biolegend.com)
  • These findings suggest that formononetin inhibits angiogenesis and tumor cell invasion, and thus support its use in the treatment of advanced and metastatic colon cancers. (spandidos-publications.com)
  • PLX4720 preferentially inhibits the active B-Raf(V600E) kinase compared with a broad spectrum of other kinases, and potent cytotoxic effects are also exclusive to cells bearing the V600E allele. (rcsb.org)
  • However, whether casticin inhibits in vitro carcinogenesis and cancer stem cell (CSC) characteristics, and whether casticin activates FoxO3a in small cell lung cancer (SCLC) cells remain unclear. (spandidos-publications.com)
  • However, whether casticin inhibits in vitro carcinogenesis and CSC characteristics in the SCLC H446 cell line, and activates FoxO3a remains unclear. (spandidos-publications.com)
  • Wogonin also inhibits tumour\mediated induction of Treg cells by inhibiting TGF\1 activity 25. (findadig.com)
  • Cyclin D3-CDK6 inhibits the glycolytic enzymes PFK1 and PKM2 to prevent T-ALL cell apoptosis. (aacrjournals.org)
  • As loss of RPL5/RPL11 abrogates ribosome biogenesis and protein synthesis to the same extent as loss of other essential 60S RPs, we reasoned the loss of RPL5 and RPL11 would induce a p53-independent cell cycle checkpoint. (nih.gov)
  • Protein activation and expression were analysed by western blotting, deoxyribonucleoside triphosphate levels by HPLC, ribonucleotide reductase activity by 14 C-cytidine incorporation into nascent DNA and cell-cycle distribution by FACS. (nature.com)
  • medical citation needed] However, some tumor cells are able to repair this type of DNA damage, and therefore diminish the therapeutic efficacy of temozolomide, by expressing a protein O6-alkylguanine DNA alkyltransferase (AGT) encoded in humans by the O-6-methylguanine-DNA methyltransferase (MGMT) gene. (wikipedia.org)
  • RB1 encodes the protein pRB and was the first tumor suppressor gene to be molecularly defined. (medscape.com)
  • The encoded protein is likely associated with apoptosis, cell cycle arrest, growth inhibition or cell differentiation. (nih.gov)
  • Research has intensified to understand ERV protein function and their role as tumor antigens and targets for cancer (immune) therapy. (frontiersin.org)
  • High ERV-K env total protein expression of all tumor subtypes significantly correlated with low tumor grading and a longer disease specific survival using multivariable analyses. (frontiersin.org)
  • Next, we have shown that CCN5 protein can induce expression of estrogen receptor-α (ER-α) in mammary epithelial cells. (ku.edu)
  • This protein was found to also interact with DNA polymerase alpha/primase and mediate the phosphorylation of the large p180 subunit, which suggests a regulatory role in DNA replication during the S-phase of the cell cycle. (cancerindex.org)
  • This protein also forms a core subunit of the nucleosome remodeling and histone deacetylation (NURD) complex that epigenetically regulates embryonic stem cell differentiation. (cancerindex.org)
  • The p53 tumour suppressor protein is a key component of one such stress-response pathway, and virtually all cancers loose functionality of the p53-stress response pathway. (southampton.ac.uk)
  • A particular interest of our work has been how HDM2 and HDMX protein synthesis is controlled in response to cell-signalling pathways in different cell types, and how this affects p53 function in these cells. (southampton.ac.uk)
  • Rb , or retinoblastoma protein, is a key regulator of the cell cycle, particularly during the transition from the G1 to S phases. (biolegend.com)
  • Within the brain, the protein is involved in the development of specialized cells that process smell. (biolegend.com)
  • Analysis of KSP expression across multiple tumor types demonstrated that neuroblastoma is highly dependent on this protein. (lu.se)
  • More importantly, we show that MESF treatment leads to significant inhibition of tumor growth and a 3-fold increase in the life span of tumor bearing animals compared to untreated tumor mice. (nature.com)
  • As proof-of-concept, we show that in vivo knockdown of ASncmtRNAs results in drastic inhibition of tumor growth in a xenograft model of MDA-MB-231 subcutaneous tumors, further supporting this approach for the development of new therapeutic strategies against breast cancer. (uandes.cl)
  • Kaempferol has been shown to inhibit cell growth, induce apoptosis and cell cycle arrest in several tumors, but not in renal cell carcinoma (RCC). (nih.gov)
  • medical citation needed] This methylation damages the DNA and triggers the death of tumor cells. (wikipedia.org)
  • The few ASncmtRNAs copies in tumor cells seem essential to tumor cell viability: knockdown of these transcripts with antisense oligonucleotides (ASO) causes massive apoptotic death of tumor cells, preceded by cell cycle arrest. (intechopen.com)
  • The survival prognosis of human papillomavirus (HPV)-positive and HPV-negative head and neck squamous cell carcinoma (HNSCC) is largely different, and little is known about the anti-tumor mechanism of tumor-infiltrated exhausted CD8 + T cells (Tex) in HNSCC. (elifesciences.org)
  • A proliferative exhausted CD8 + T cell cluster (P-Tex) which was beneficial to survival outcomes of patients with HPV-positive HNSCC was identified. (elifesciences.org)
  • This indicates the intricate control of metabolism and redox balance for survival of cancer cells that can be targeted by therapeutic agents. (degruyter.com)
  • Renal cell carcinoma (RCC) is one of the ten most common cancers for men and women with an approximate 75% overall 5-year survival. (frontiersin.org)
  • This study supports ERV-K env as a single prognostic indicator for better survival of RCC, which we propose represents a new tumor antigen. (frontiersin.org)
  • Patients with triple negative breast cancer (TNBC), where the cancer cells do not express nuclear hormone receptors and human epidermal growth factor receptor 2 (HER2), have worse survival rate compared to the patients with luminal subtypes of cancer. (ku.edu)
  • In single celled organisms these pathways are generally involved in ensuring the survival and replication of the individual cell. (southampton.ac.uk)
  • CtBP activity is modified by UV radiation and glycolytic metabolism, suggesting that CtBPs regulate cell survival in response to cellular stress. (southampton.ac.uk)
  • 6-7 Many of these lethal side effects, plus recurrence of the original tumor, can happen after the "five-year survival" milestone has been achieved. (lifeextension.com)
  • Further, GA-mPEG 2000 micelles were effective in inhibiting tumor growth and prolonged survival in subcutaneous B16-F10 and C26 tumor models. (dovepress.com)
  • Rb homeostasis is also essential for self-renewal and survival of human embryonic stem cells 10 . (biolegend.com)
  • The mechanisms underlying the prosurvival function of cyclin D3-CDK6 have not been elucidated, prompting Wang and colleagues to search for substrates that may promote cancer cell survival. (aacrjournals.org)
  • The metabolic function of cyclin D3-CDK6 kinase in cancer cell survival. (aacrjournals.org)
  • The cell survival rate was measured using the principle of water-soluble tetrazolium salt-1 assay, which is a measurement method for cell survival rate. (researchgate.net)
  • In vivo, combination treatment resulted in slower tumor growth and increased survival of neuroblastoma PDX models. (lu.se)
  • KSP inhibition caused tumor regression in vivo and resulted in increased survival of multiple PDX models. (lu.se)
  • In vivo, rigosertib treatment resulted in decreased tumor growth and increased survival of PDX mice. (lu.se)
  • Outcomes Leucine deprivation decreases viability of tumor cells We 1st determined the result of leucine deprivation on viability of tumor cells. (racetab.org)
  • Open up in another window Shape 1 The result of leucine deprivation on cell viability(A and B) Cells had been incubated in charge BAY 293 (+leu) or leucine-deficient (?leu) moderate for indicated period, accompanied by MTT assay. (racetab.org)
  • BRCA1 expression mediates apoptosis, cell cycle arrest and decreased viability in response to doxorubicin treatment. (conicet.gov.ar)
  • The inhibitors demonstrated promising effects in vitro with reduced viability, increased differentiation and cell death of neuroblastoma cells. (lu.se)
  • Rigosertib reduced cell viability of neuroblastoma cells and caused cell cycle arrest in the G2/M phase. (lu.se)
  • SquamouS cell carcinoma for the viability of the tumour cel s once skin lesions are also mutated in the ultraviolet they have become malignant (Rol ison (UV) radiation-induced skin lesions of A large number of HPV types have et al. (who.int)
  • In the present study, we aimed to further examine the potential of formononetin in controlling angiogenesis and tumor cell invasiveness in human colon cancer cells and tumor xenografts. (spandidos-publications.com)
  • MAGEH1 expression was downregulated in HCC tumor tissues compared with adjacent normal liver tissues and in samples from patients with tumor recurrence. (nih.gov)
  • The tumor size and the number of proliferating cells were reduced in the tumor tissues obtained from the formononetin-treated group. (spandidos-publications.com)
  • But these treatments, to some extent, easily produce side effects on normal cells, organs, and other tissues of the human body, thus accelerating the death process of cancer patients. (hindawi.com)
  • In this present study, we found that circIFT80 was abnormally overexpression in colorectal cancer tissues and tumor cells. (hindawi.com)
  • The term "oncotarget" encompasses all molecules, pathways, cellular functions, cell types, and even tissues that can be viewed as targets relevant to cancer as well as other diseases. (oncotarget.com)
  • This work aimed to compare the expression of pRb and p16INK4a as possible biomarkers in tumor tissues with and without infection by EBV or different genotypes of HPV from patients with LSCC. (bvsalud.org)
  • Decreased expression of NBPF1 in neuroblastoma cell lines with loss of 1p36 heterozygosity and the marked decrease of anchorage-independent clonal growth of DLD1 colorectal carcinoma cells with induced NBPF1 expression further suggest that NBPF1 functions as tumor suppressor. (biomedcentral.com)
  • Four varieties of tumor cells were examined: malignant melanoma A375, lung caner A549, ovarian carcinoma breast and A2780 cancer MCF-7 and MDA-MB-231 cells. (racetab.org)
  • Establishment of six new human biliary tract carcinoma cell lines and identification of MAGEH1 as a candidate biomarker for predicting the efficacy of gemcitabine treatment. (nih.gov)
  • Sixteen histological tumor subtypes exist and the most common are papillary, chromophobe and clear cell renal cell carcinoma (ccRCC) representing 85% of all RCC. (frontiersin.org)
  • Many tumor microenvironments, including lymphoma and carcinoma, are enriched in immune suppressive cells that contribute to immune exhaustion by means expression of inhibitory ligands, suppressive cytokines, and tumor-promoting factors. (researchgate.net)
  • BACKGROUND: Laryngeal squamous cell carcinoma (LSCC) represents one of the principal tumors of the head and neck. (bvsalud.org)
  • Basal cell carcinoma (BCC) is a nonmelanocytic skin cancer (ie, an epithelial tumor) that arises from basal cells (ie, small, round cells found in the lower layer of the epidermis). (medscape.com)
  • Basal cell carcinoma of the right lower lid. (medscape.com)
  • The two-hit hypothesis has now been adopted as a key mechanism for the loss of function of tumor suppressors leading to oncogenesis. (medscape.com)
  • Mutations that activate the oncogene K-ras or interfere with the tumor suppressors p53 and Arf are common in human NSCLCs. (eurekalert.org)
  • High levels of cyclin D3 and CDK6 may predict response to CDK4/6 inhibitors in multiple tumor types. (aacrjournals.org)
  • The presence of p53 in tumor cell lines and xenograft tumor cells resulted in augmented, unaffected or decreased cell death. (uni-muenchen.de)
  • In addition, xenograft tumor experiments showed that circIFT80 accelerated the tumorigenesis of CRC in vivo. (hindawi.com)
  • Preclinical assays show that systemic administration of ASO delayed tumor growth in melanoma and renal cancer models and, caused total remission in subcutaneous renal cancer tumors. (intechopen.com)
  • Abaza L, Talorete TP, Yamada P, Kurita Y, Zarrouk M, Isoda H (2007) Induction of growth inhibition and differentiation of human leukemia HL-60 cells by a Tunisian gerboui olive leaf extract. (springer.com)
  • Towards elucidating the effects of purified MWCNTs on human lung epithelial cells. (cdc.gov)
  • Herein, we examined the potential of purified MWCNTs used at occupationally relevant exposure doses for particles not otherwise regulated to affect human lung epithelial cells. (cdc.gov)
  • tumor suppressor p53 may induce cell cycle arrest or apoptosis in response to a variety of stress signals such as DNA damage oncogenic stimuli or hypoxia (reviewed in reference 49). (bio2009.org)
  • It specifically negatively regulates the PI3K-AKT signaling pathway to induce cell cycle arrest. (medscape.com)
  • Inhibitors of the cyclin-dependent kinases CDK4 and CDK6 induce cell-cycle arrest in RB1-proficient tumors and have had promising results in several tumor types. (aacrjournals.org)
  • In recent years, the utilization of Chinese native medicine and other plant extracts in the treatment of diseases has attracted extensive attention, especially in the area of malignant tumors. (hindawi.com)
  • With the changes of the diet types and the bad living habits, malignant tumors have gradually developed into a serious threat to human health and life. (hindawi.com)
  • Therefore, a therapeutic strategy targeting CSCs may help cure malignant tumors, including SCLC ( 7 ). (spandidos-publications.com)
  • effects the main target for p53-induced cell cycle arrest seems to be the p21 gene. (bio2009.org)
  • Activation of p53 efficiently counteracts deacetylase-mediated repression and induces cell cycle arrest by activating the p21 gene. (bio2009.org)
  • In some tumors, epigenetic silencing of the MGMT gene prevents the synthesis of this enzyme, and as a consequence such tumors are more sensitive to killing by temozolomide. (wikipedia.org)
  • Cloning and subcellular localization of apr-1--a new gene of tumor specific antigen family]. (nih.gov)
  • PTEN gene is considered an established tumor suppressor gene in different types of cancer including breast cancer. (cancerindex.org)
  • Identification of PARD3 signature on PARD3 deficient H157 cell line, reconstituting the expression of PARD3 gene, with a wt and a mutant form. (nih.gov)
  • Mice lacking the gene for Dmp1 commonly develop lung tumors, and Dmp1 has been identified as a regulator of the Arf-p53 pathway in vitro. (eurekalert.org)
  • The researchers demonstrated that Dmp1 also showed haploid insufficiency, meaning that cancer developed even when one copy of the gene was present, in samples from lung cancer patients with non-small-cell lung cancers. (eurekalert.org)
  • We have demonstrated that the hDMP1 gene is hemizygously deleted in a significant percentage of mouse and human non-small-cell lung carcinomas, especially those which retained the intact Arf-p53 pathway," explains Dr. Inoue. (eurekalert.org)
  • Since hDMP1 loss-of-heterozygosity lung cancer cells retain one allele of the hDMP1 locus, this gene might be a promising target for future drug development. (eurekalert.org)
  • This gene thus plays a role in both cell-cycle and epigenetic regulation. (cancerindex.org)
  • Many current and prospective treatments for cancer work by either inhibiting, or re-activating stress response pathways.Our work focuses on the role of regulators of gene transcription in the response of cancer cells to stress. (southampton.ac.uk)
  • The capability of these cells to differentiate depends on the stem cell type, the regulation of gene expression by various transcription factors and interaction with the stem cell niche 1,4 . (biolegend.com)
  • RUNX1 regulates CD4 gene transcription during multiple stages of T cell development and represses the CD4 gene in CD4-CD8- (double negative) T cells. (biolegend.com)
  • they can also serve as potential biomarkers and therapeutic targets for tumors, as demonstrated in multiple studies [ 7 ]. (hindawi.com)
  • Together, our findings suggest a promising role for P-Tex cells in the prognosis of patients with HPV-positive HNSCC by providing modest but persistent anti-tumor effects. (elifesciences.org)
  • In the process of apoptosis, mitochondria are a regulation object of p53 and an important participant in the energy metabolism in cells. (oncotarget.com)
  • The compelling conclusion that proliferative exhausted T cells are associated with response in HPV+ head and neck cancer is supported by the cohort of 14 patients with paired tumor and adjacent normal tissue and rigorous bioinformatic analysis of nearly 50,000 single CD3+ T cell transcriptomes. (elifesciences.org)
  • Radiation therapy is an important part of treating many different head and neck tumors, and is often used after surgery. (lifeextension.com)
  • High levels of p16INK4a are suggested as a surrogate marker of HPV or EBV infection in some head and neck tumors but in LSCC is still controversial. (bvsalud.org)
  • Additionally, 16 of 18 nonleukemic cancer cell lines exhibiting high expression of cyclin D3 and CDK6 underwent apoptosis in response to palbociclib, and, in melanoma patient-derived xenografts, high cyclin D3 and CDK6 expression was associated with tumor regression after CDK4/6 inhibition. (aacrjournals.org)
  • Considering this genetic defect and the frequent genomic alterations of the NBPF1 locus in several cancer types, we hypothesized that NBPF1 is a tumor suppressor. (biomedcentral.com)
  • LC-MS/MS analysis was used to investigate the proteome of DLD1 colon cancer cells with induced NBPF1 expression. (biomedcentral.com)
  • NB tumors are derived from the sympathetic nervous system and account for approximately 15% of cancer deaths in children [ 8 ]. (biomedcentral.com)
  • Here we show that methanolic extracts of Sapota fruit (MESF) induces cytotoxicity in a dose-dependent manner in cancer cell lines. (nature.com)
  • Annexin V-propidium iodide double-staining demonstrated that Sapota fruit extracts potentiate apoptosis rather than necrosis in cancer cells. (nature.com)
  • In a preliminary study it has been shown that phenolic antioxidants such as methyl 4- O -galloylchlorogenate and 4- O -galloylchlorogenic acid derived from Sapota fruits can induce cytotoxicity in colon cancer cells 23 . (nature.com)
  • Furthermore, di-GA inhibited the generation of lymphendothelial gaps by cancer cell spheroid-secreted lipoxygenase metabolites. (nature.com)
  • These data show that di-GA exhibits three distinct anticancer activities: induction of apoptosis, cell-cycle arrest and disruption of cancer cell-induced lymphendothelial disintegration. (nature.com)
  • Here, we show that ASncmtRNA knockdown induces cell death preceded by proliferative blockage in three different human breast cancer cell lines. (uandes.cl)
  • Olaparib in combination with temozolomide demonstrated substantial clinical activity in relapsed small cell lung cancer. (wikipedia.org)
  • Temozolomide is also used to treat aggressive pituitary tumors and pituitary cancer. (wikipedia.org)
  • We conducted a systematic review of the literature on the effects of vitamin D on ovarian cancer cell. (mdpi.com)
  • These findings define a novel transcriptional pathway through which BRCA1 orchestrates cell fate decisions in response to genotoxic insults, and suggest that BRCA1 status should be considered for new chemotherapeutic treatment strategies in prostate cancer. (conicet.gov.ar)
  • The first solid tumor exomes to be investigated were from 11 breast and 11 colorectal cancer tissue samples. (frontiersin.org)
  • Our previous findings demonstrated that formononetin initiates growth-inhibitory and pro-apoptotic activities in human colon cancer cells. (spandidos-publications.com)
  • We also discovered that the invasiveness of metastatic colon cancer cells was alleviated following drug treatment. (spandidos-publications.com)
  • Additionally, the expression and activity of matrix metalloproteinases (MMPs) are increased in almost every type of human cancer, which may be associated with cell invasion, metastasis and angiogenesis. (spandidos-publications.com)
  • In recent years, we focused on investigating the anti-carcinogenic properties of total Astragalus saponins (AST) in human colon cancer cells and tumor xenografts. (spandidos-publications.com)
  • Subsequent study using multiple human cancer cell lines, including those of the colon, stomach and liver, further indicated the universal growth-inhibitory and pro-apoptotic effects of AST. (spandidos-publications.com)
  • The research, published by Cell Press in the October 2007 issue of Cancer Cell , may lead to development of new drug therapies for lung cancer. (eurekalert.org)
  • Non-small-cell lung cancers (NSCLCs) are the most common type of lung cancer, and scientists have identified distinct patterns of genetic alterations that are associated with this malignancy. (eurekalert.org)
  • Importantly, Dmp1 overexpression inhibited growth of human lung cancer cells with K-ras mutation and wild-type Arf and p53. (eurekalert.org)
  • Publishing in Cancer Cell 12, 381-394, October 2007. (eurekalert.org)
  • Cancer cells often maintain high basal level of ROS and are vulnerable to any further increase in ROS levels beyond a certain protective threshold. (degruyter.com)
  • Consequently, ROS-modulation has emerged as an anticancer strategy with synthesis of various ROS-inducing or responsive agents that target cancer cells. (degruyter.com)
  • Of note, an increased carbohydrate uptake and/or induction of death receptors of cancer cells was exploited to develop glycoconjugates that potentially induce cellular stress, ROS and apoptosis. (degruyter.com)
  • This mini review highlights the development of compounds that target cancer cells by taking advantage of redox or metabolic alteration in cancer cells. (degruyter.com)
  • Cancer cells also enhance glucose-uptake to fuel these enhanced metabolic activities [ 2 ]. (degruyter.com)
  • High abundance of glucose in the cytoplasm of a cancer cell also increases flux into other metabolic pathways such as hexosamine biosynthetic pathway (HBP) [ 7 ]. (degruyter.com)
  • Redirection of glutamine to cellular energetics destabilizes glutathione homeostasis in glioblastoma cells and other cancer cells [ 9 ]. (degruyter.com)
  • This is because cancer cells maintain high basal level of ROS, thus they are vulnerable to any further increase in ROS (Fig. 1 ). (degruyter.com)
  • ROS-modulation in normal vs. cancer cell. (degruyter.com)
  • Histone Deacetylase (HDAC) inhibitors are anti-cancer compounds that helps the body's own immune cells to recognize and attack tumour cells. (pharmiweb.com)
  • Histone Deacetylase (HDAC) inhibitors induce cancer cell cycle arrest, differentiation and cell death, reduce angiogenesis and modulate immune response. (pharmiweb.com)
  • Lack of ER-α expression in TNBC cells or loss of ER-α activation after endocrine treatment of luminal cancers makes these breast cancer cells resistant to tamoxifen and other endocrine therapies. (ku.edu)
  • The work described here represents the entire discovery process, from initial identification through structural and biological studies in animal models to a promising therapeutic for testing in cancer patients bearing B-Raf(V600E)-driven tumors. (rcsb.org)
  • Casticin, a natural polymethoxyflavone isolated from A. annua, V. trifolia, and V. agnus‑castus induces apoptosis in cancer cells by activating FoxO3a. (spandidos-publications.com)
  • We here demonstrated that casticin decreased sphere‑ and colony‑formation capabilities, and downregulated uPAR and CD133 in second‑generation spheres, which were considered as lung cancer stem‑like cells (LCSLCs), from SCLC H446 cells, in a concentration‑dependent manner. (spandidos-publications.com)
  • These findings reveal a novel mechanism for regulating AMPK/FoxO3a signaling in response to casticin, suggesting a new strategy for SCLC therapy by targeting cancer stem‑like cells. (spandidos-publications.com)
  • Small cell lung cancer (SCLC), a poorly differentiated and highly aggressive tumor, constitutes approximately 15% of all lung cancers ( 1 ). (spandidos-publications.com)
  • Emerging evidence suggests that cancer stem cells (CSCs), a subpopulation of tumor cells, have the properties of self-renewal, heterogeneous progeny, drug-resistance, and carcinogenesis in vitro and in vivo ( 4 , 5 ). (spandidos-publications.com)
  • Conversely, FOXO3a overexpression suppresses cancer cell growth, induces apoptosis, and reduces tumor size by regulating downstream effectors ( 10 ). (spandidos-publications.com)
  • These findings suggest a tumor suppressor role for FOXO3a, which could constitute a potential target for cancer treatment. (spandidos-publications.com)
  • Among others Oleuropein and its derivative compounds (hydroxytyrosol, tyrosol and others) were studied in a several types of cancer cells. (springer.com)
  • Asgharzade S, Sheikhshabani SH, Ghasempour E, Heidari R, Rahmati S, Mohammadi M, Jazaeri A, Amini-Farsani Z (2020) The effect of oleuropein on apoptotic pathway regulators in breast cancer cells. (springer.com)
  • Cycling cells are required for vincristine to kill cancer cells efficiently. (uni-muenchen.de)
  • Our objective was to determine if CDK2AP1 mRNA expression levels were consistent with tumour-suppressive functions in breast cancer. (cancerindex.org)
  • Stress-response pathways play a key role in the patho-physiology and treatment of many diseases, including cancer.At almost every stage of the development of a tumour, cells are exposed to some form of stress. (southampton.ac.uk)
  • In the late 1990s work from a number of groups, including Blaydes et al , demonstrated that HDM2 could be targeted in cancer cells to re-activate the p53 stress-response pathway. (southampton.ac.uk)
  • We have undertaken a series of projects examining how HDM2, and its paralogue HDMX is regulated in cancer cells (see Phillips et al, 2010, 2008, 2007, 2006a, 2006b and Phelps et al 2005, 2003). (southampton.ac.uk)
  • However, tumor cells express only sense transcripts, suggesting that ASncmtRNA downregulation as a cancer new hallmark. (intechopen.com)
  • The murine colon cancer cell collection (MC\38) was kindly gifted by Dr. Hursting (University or college of Texas\Austin). (findadig.com)
  • Moreover, in breast cancer cells, which express CDK4 instead of CDK6, palbociclib induced cell-cycle arrest instead of apoptosis, further indicating that expression of cyclin D3 and CDK6 in T-ALL cells promotes apoptosis in response to palbociclib. (aacrjournals.org)
  • Metformin enhances the sensitivity of drug-resistant ovarian cancer cells to chemotherapy. (oncotarget.com)
  • Then, the inhibitory rate on cells in the experimental group was observed by CCK8 assay, in order to study the sensitization effect of metformin in different chemotherapies of ovarian cancer. (oncotarget.com)
  • Ovarian cancer is one of the female genital tumors that has recently been found to have a high prevalence rate, which has no early symptoms and lacks an early diagnosis approach [ 1 , 2 ]. (oncotarget.com)
  • Open up in another window Shape 3 Leucine deprivation induces apoptosis of human being breast tumor BAY 293 cell(A and B) MDA-MB-231 or MCF-7 cells had been incubated in charge (+leu) or leucine-deficient (?leu) moderate for 48h, accompanied by dedication of cleaved caspases inside a and annexin-V assay in B. (C and D) Nude mice. (racetab.org)
  • In vivo , palbociclib induced apoptosis of human T-ALL cells, but did not induce apoptosis in T-ALL cells expressing phosphomimetic PFK1 and PKM2 mutants. (aacrjournals.org)
  • The reduction in tumor volume as well as pro-apoptotic and anti-proliferative effects in HT-29 nude mice xenograft are comparable to those produced by 5-FU. (spandidos-publications.com)
  • We found that mammary epithelium-specific overexpression of CCN5 in transgenic mice leads to an increase in ER-α expression and that this impact of CCN5 is not restricted to the normal cells. (ku.edu)
  • We found that wogonin given at 50 and 100 mg/kg inhibited tumour growth and advertised the recruitment of DC, T, and NK cells in the tumour cells in the xenograft tumour model of mice 26. (findadig.com)
  • Materials and methods Animals and cell lines C57BL/6 mice, aged 6C8 weeks, were purchased from your Comparative Medicine Centre of Yangzhou University or college (Yangzhou, China). (findadig.com)
  • RUNX1-deficient mice fail to generate hematopoietic stem cells. (biolegend.com)
  • Patients should have an ophthalmic examination (including visual acuity and slit lamp examination) performed by an eye care professional at baseline, before the subsequent 3 treatment cycles, and as clinically indicated whilst on treatment (see section 4.4). (medicines.org.uk)
  • METHODS: Tumor samples from 103 patients with LSCC were previously investigated for the presence and genotypes of HPV using the INNO-LiPA line probe assay and for the infection of EBV by qPCR. (bvsalud.org)
  • Patients with aggressive tumors are treated intensely with multi-modal therapy including chemotherapy, surgery, radiotherapy and immunotherapy. (lu.se)
  • Postoperative radiation can also be a useful adjunct when patients have aggressive tumors that were treated surgically or when surgery has failed to clear the margins of the tumor. (medscape.com)
  • Present findings indicate that T44Bf-mediated antiproliferative effects are associated with a reversible chronic mitotic arrest caused by defects in chromosome alignment, followed by induced programmed cell death. (tmu.edu.tw)
  • The leaf extracts and its derivative compounds have shown potent anticancer effects against different cell lines in different organs. (springer.com)
  • In this review, we will discuss the interplay between inflammation, ROS, and miRNAs as anticancer and tumor promoter molecules in BC. (bvsalud.org)
  • Recent studies have shown that exposure to multi-walled carbon nanotube s (MWCNTs) promotes tumors and tumor-associated pathologies and lead to carcinogenesis in model in vivo systems. (cdc.gov)
  • As there is a substantial growth-inhibitory aftereffect of leucine deprivation, we explored whether leucine deprivation got any inhibitory influence on cell routine development. (racetab.org)
  • The cell inhibition rate was used to evaluate the inhibitory effect of drugs on the tumor and the effect of adaptation for drug resistance. (oncotarget.com)
  • Wogonin also up\regulates the manifestation of p21, p27 and p53 to induce tumour cell cycle arrest in the G1/S phase 15. (findadig.com)
  • Moreover, the results clearly showed that kaempferol causes a strong inhibition of the activation of the EGFR/p38 signaling pathways, upregulation of p21 expression and downregulation of cyclin B1 expression in human RCC cells, together with activation of PARP cleavages, induction of apoptotic death and inhibition of cell growth. (nih.gov)
  • Neuroblastoma is a childhood tumor of the sympathetic nervous system and the most common tumor form diagnosed in infants. (lu.se)
  • A significant inhibition on cell growth, induction of apoptosis and cell cycle arrest were observed in 786-O and 769-P cells after kaempferol treatment compared with the control group. (nih.gov)
  • Induction of p21 expression by genotoxic stress and its role during terminal differentiation of various cell types have been investigated intensively. (bio2009.org)
  • In our work we discovered that the influence of p53 status on extrinsic cell death induction was much more multifaceted. (uni-muenchen.de)
  • Examples include exposure to toxic compounds or radiation, loss of contact with other cells or the extra-cellular matrix, lack of oxygen (hypoxia), acidic pH, the activation of oncogenes, induction of cellular senescence, oxidative damage or depletion of essential metabolites. (southampton.ac.uk)
  • Antitumor therapies targeted to reduce the induction, recruitment, or suppressive activities of the immune cells have been investigated. (researchgate.net)
  • However, regulatory T cell induction was inhibited. (findadig.com)
  • 1 - 4 Multiple mechanisms may be involved in its potent antitumor effect, including induction of apoptosis, cell cycle arrest, telomerase inhibition, antiangiogenesis activity, and an antimetastasis effect. (dovepress.com)
  • Therefore, screening new Chinese medicine active components and determining their antitumor effects have become a new breakthrough in the prevention and treatment of tumor disease. (hindawi.com)
  • Many natural products and their active components have been reported to have potential antitumor or tumor preventive properties. (hindawi.com)
  • Consequently, when cell cycle arrest was deactivated by adding caffeine, the antitumor activity of TRAIL was decreased. (uni-muenchen.de)
  • Antitumor immunotherapy using monoclonal antibodies is considered selective and efficient in the treatment of different types of tumors, but its cost and toxic effects limit its application. (researchgate.net)
  • Anti-mitotic therapies have been considered a hallmark in strategies against abnormally proliferating cells. (tmu.edu.tw)
  • Dmp1 is a unique tumor suppressor that activates Arf expression and thus induces p53-dependent cell cycle arrest. (eurekalert.org)
  • While it is well understood that doxorubicin activates p53 and induces cell-cycle arrest, we observed that cell-cycle arrest disabled inactivation of anti-apoptotic Bcl-2-family members by vincristine. (uni-muenchen.de)
  • Wogonin induces Erk phosphorylation 13 and activates p38MAPK 14 to result in apoptosis of tumour cells. (findadig.com)
  • This study provides fundamental insight into the functional impact of CDK4 inhibition on cells in the tumor microenvironment, which is of high importance and interest to the field. (elifesciences.org)
  • BAY 293 We looked into the cytotoxicity of leucine deprivation on regular cells further, including major hepatocytes, brownish adipose cells (BAT) and MCF-10A cells. (racetab.org)
  • MTT (3-(4,5-dimethylthiazol-2-yl)-2,5 diphenyl tetrazolium bromide) tests demonstrated that the GA-mPEG 2000 micelle formulation had obvious cytotoxicity to tumor cells and human umbilical vein endothelial cells. (dovepress.com)
  • The treatment also induces an increase in the microRNA hsa-miR-4485-3p, whose sequence maps to ASncmtRNA-2 and transfection of MDA-MB-231 cells with a mimic of this miRNA induces cyclin B1 and D1 downregulation. (uandes.cl)
  • Apoptosis was measured by Hoechst 33258/propidium iodide double staining of nuclear chromatin and the formation of gaps into the lymphendothelial barrier in a three-dimensional co-culture model consisting of MCF-7 tumour cell spheroids and human lymphendothelial monolayers. (nature.com)
  • Focusing on the extensively studied family of thiosemicarbazone (TSC) compounds, we have previously identified 4,4′-dimethoxybenzophenone thiosemicarbazone (T44Bf) as a promising pharmacological compound in a panel of human leukemia cell lines (HL60, U937, KG1a and Jurkat). (tmu.edu.tw)
  • We performed cell-level multi-omics sequencing on human HNSCC samples to decipher the multi-dimensional characteristics of Tex cells. (elifesciences.org)
  • piloted the use of NGS to study the exomes of 140 samples of human acute myeloid leukemia (AML) cells in 2003, identifying 6 previously described and 7 undescribed mutations relevant for AMP pathogenesis. (frontiersin.org)
  • Scientists have identified the transcription factor DMP1 as a pivotal tumor suppressor for both human and mouse lung cancers, especially in carcinomas that exhibit intact Arf-p53 pathways. (eurekalert.org)
  • In this investigation a human RCC tissue microarray (TMA) (n=374) predominantly consisting of the most common histological tumor subtypes was hybridized with an ERV-K env antibody and correlated with patient clinical data. (frontiersin.org)
  • Specifically, ERV-K members were originally identified due to their similarity to the Mouse Mammary Tumor Virus (MMTV) and are subdivided into ten so-called human MMTV-like clades (HML1-10) ( 2 , 3 ). (frontiersin.org)
  • We found that normal human proliferating cells express a family of noncoding mitochondrial RNAs (ncmtRNAs), comprised of sense (SncmtRNA) and antisense (ASncmtRNA). (intechopen.com)
  • Our findings suggest that GA-mPEG 2000 micelles may have promising applications in tumor therapy. (dovepress.com)
  • p53 can control diverse transcriptional programs to regulate senescence and cell death programs as well as cellular metabolism (2). (novusbio.com)
  • leucine deprivation alone didn't influence tumor size [14] significantly. (racetab.org)
  • The growth rate of the cells was reduced when grown in ( significantly? (racetab.org)
  • However, IFN\ and IL\2 production of T cells co\stimulated by concanavalin A and wogonin offers been shown to be significantly enhanced 23. (findadig.com)
  • Furthermore, it could significantly improve tumor cycle arrest, and delay tumor cell growth. (oncotarget.com)
  • 2013). Cell cycle arrest was induced in tumor cell lines and patient samples in G0, G1 or G2 with cytostatic drugs, phase-specific inhibitors or RNA interference against cyclinB and E. Molecular or biochemical arrest at any point of the cell cycle augmented the rate of apoptosis by TRAIL. (uni-muenchen.de)
  • Besides, administration of concentrated extracts of Morinda citrifolia in tumor containing animals increased the immune response of the animals with a concomitant reduction in tumor burden 7 . (nature.com)
  • Thus, the CDK4/6 inhibitor palbociclib reduced NADPH and GSH levels in T-ALL cells, thereby increasing ROS levels to induce apoptosis, which could be rescued by the antioxidant N -acetyl-cysteine. (aacrjournals.org)
  • The purpose of BAY 293 our current research would be to investigate the result of leucine deprivation on breast tumor cells and also to elucidate the root mechanisms. (racetab.org)
  • While p21 is usually activated by p53-dependent mechanisms in response to DNA damage to make sure cell cycle arrest and repair a number of realtors that promote differentiation like phorbol ester 67346-49-0 or okadaic acidity can up-regulate p21 separately of p53 (for an assessment see reference point 16). (bio2009.org)
  • This work adds to the elucidation of the molecular mechanisms behind cell cycle arrest preceding tumor cell apoptosis induced by ASncmtRNA knockdown. (uandes.cl)