• Genes whose gain-of-function alterations lead to NEOPLASTIC CELL TRANSFORMATION. (edu.au)
  • Ras genes are widely conserved among animal species and sequences corresponding to both H-ras and K-ras genes have been detected in human, avian, murine, and non-vertebrate genomes. (edu.au)
  • 7 Importantly, it is believed that other hitherto unknown genes also play important roles in lymphomagenesis in addition to the synergistic effects of the aforementioned two oncogenes since human B-cell lymphomas often show a variety of genes subject to alterations and/or deregulated expression. (haematologica.org)
  • To date, it is well known that lncRNAs participate in chromatin modifications and transcriptional and translational regulation of protein-encoding genes or regulate protein function and activity through specific binding [ 3 - 5 ]. (jcancer.org)
  • Among the genes and pathways controlled by TET1, we found ribosomal biogenesis and translational control of protein synthesis highly enriched. (biomedcentral.com)
  • Of the 31 genes, the 21 upregulated genes were primarily associated with cell paracrine and intracellular signaling, transcription regulation and cell adhesion and migration, and their transcriptional products included transforming growth factor-β2 (TGF-β2), insulin-like growth factor-binding protein 2 and transcriptional factor AP-2α/γ ( 11 ). (spandidos-publications.com)
  • By contrast, the 10 downregulated genes were primarily associated with epithelial membrane proteins ( 11 ). (spandidos-publications.com)
  • To identify genes associated with neoplastic progression in the serous subtype of ovarian tumors, we compared gene expression in tissues that exhibited the spectrum of tumor behavior, namely benign, low malignant potential (LMP) and invasive. (biomedcentral.com)
  • Genes whose protein products stimulate or enhance the division and viability of cells. (cancerquest.org)
  • Genes whose protein products can directly or indirectly prevent cell division or lead to cell death. (cancerquest.org)
  • The normal versions of genes in the first group are called proto-oncogenes. (cancerquest.org)
  • The mutated or otherwise damaged versions of these genes are called oncogenes. (cancerquest.org)
  • Numerous genes have been identified as proto-oncogenes. (cancerquest.org)
  • As stated in the introduction to this section, the defective versions of these genes, known as oncogenes, can cause a cell to divide in an unregulated manner. (cancerquest.org)
  • Activated PI3K phosphorylates AKT, which in turn activates IKKA, MTOR and MDM2 and inhi bits FKHR, CASP9, Terrible, p27 inhibitor R428 and p21 genes. (dubinhibitors.com)
  • In addition, these alterations affect 3 principal categories of genes, as follows: proto-oncogenes, tumor suppressor genes, and DNA repair genes. (medscape.com)
  • This article briefly discusses tumor suppressor genes and then focuses on the role of proto-oncogenes in childhood cancer. (medscape.com)
  • Like Rb protein, many of the proteins encoded by tumor suppressor genes act at specific points in the cell cycle. (medscape.com)
  • TP53 activates the expression of genes involved in apoptosis, cell cycle regulation (p21), and MDM2. (medscape.com)
  • Mutant K-RAS has been shown to have both tumor-promoting and -suppressing functions, and growing evidence suggests that the RASSF family of tumor suppressors can act as RAS apoptosis and senescence effectors. (cancerindex.org)
  • It has been hypothesized that inactivation of the RASSF1A tumor suppressor facilitates K-RAS-mediated transformation by uncoupling it from apoptotic pathways such as the Hippo pathway. (cancerindex.org)
  • Braig, M. & Schmitt, C. A. Oncogene-induced senescence: putting the brakes on tumor development. (nature.com)
  • Loss of the Ras GTPase-activating protein neurofibromin promotes nervous system tumor pathogenesis in patients with neurofibromatosis type 1 (NF1). (biomedcentral.com)
  • We have shown that classic Ras proteins promote proliferation and survival, but not migration, in malignant peripheral nerve sheath tumor (MPNST) cells. (biomedcentral.com)
  • We have previously shown that three related Ras proteins (the classic Ras proteins) are highly activated in malignant peripheral nerve sheath tumor (MPNST) cells with neurofibromin loss and that they drive cancer cell proliferation and survival by activating multiple cellular signaling pathways. (biomedcentral.com)
  • H19 may play as an oncogene or suppressor depending on tumor types [ 13 ]. (jcancer.org)
  • Here, we report that in T cell acute lymphoblastic leukemia (T-ALL) the MYC oncogene controls the expression of TET1 and TET2 to maintain 5-methylcytosine (5mC) and 5-hydroxymethylcytosine (5hmC) patterns, which is associated with tumor cell-specific gene expression. (biomedcentral.com)
  • The tumor suppressor DiRas3 forms a complex with H-Ras and C-RAF proteins and regulates localization, dimerization, and kinase activity of C-RAF. (univ-paris5.fr)
  • The tumor suppressor gene p16/cyclin-dependent kinase inhibitor-2A (CDKN2A) is located within the chromosomal region 9p21 and encodes a cell-cycle protein that is an inhibitor of cyclin-dependent kinases (CDK)-4 and -6. (iiarjournals.org)
  • Many of these miRNAs act as tumor suppressors and/or oncogenes, and are involved in cell activities that include development, differentiation, proliferation, apoptosis, metabolism and immunity ( 7 , 10 , 11 ). (spandidos-publications.com)
  • A useful analogy to consider when thinking about tumor suppressors and oncogenes is an automobile. (cancerquest.org)
  • Its ability to ubiquitinate p53 is regulated by TUMOR SUPPRESSOR PROTEIN P14ARF. (umassmed.edu)
  • [ 1 ] His prediction was subsequently supported by the cloning of the retinoblastoma tumor suppressor gene ( RB1 ) and by functional studies of the retinoblastoma protein, Rb. (medscape.com)
  • Cyclin-dependent kinase inhibitor 1C (p57, Kip2), also known as CDKN1C, is a protein which in humans is encoded by the CDKN1C imprinted gene. (wikipedia.org)
  • Cells were transfected with doxycycline-inducible vectors expressing either a pan-inhibitor of the R-Ras subfamily [dominant negative (DN) R-Ras] or enhanced green fluorescent protein (eGFP). (biomedcentral.com)
  • For E-MDA-MB- 231, down-regulation of catalase, paraoxonase-2 (PON2), clusterin, an inhibitor of apoptosis proteins (IAPs) and cell stress proteins validated the notion that E-cadherin re-expression enhances TZT anti-cancer efficacy. (eurekaselect.com)
  • On the opposite, MuRF1 was selelck kinase inhibitor by far the most fluctuating protein, reaching a maximal variation amount of 60% in excess of two biopsies taken in similar circumstances 48 hours apart. (dubinhibitors.com)
  • The p16INK4A protein is a cell-cycle inhibitor that acts by inhibiting activated cyclin D:CDK4/6 complexes, which play a crucial role in the control of the cell cycle by phosphorylating Rb protein. (medscape.com)
  • Identification of early growth response protein 1 (EGR-1) as a novel target for JUN-induced apoptosis in multiple myeloma. (uams.edu)
  • Oncogenic Ras suppresses ING4-TDG-Fas axis to promote apoptosis resistance. (univ-paris5.fr)
  • Western blot analysis was performed to study Boswellia sacra essential oil-regulated proteins involved in apoptosis, signaling pathways, and cell cycle regulation. (biomedcentral.com)
  • RASSF1A Deficiency Enhances RAS-Driven Lung Tumorigenesis. (cancerindex.org)
  • R-Ras proteins function distinctly from classic Ras proteins by regulating distinct signaling pathways that promote MPNST tumorigenesis by mediating migration and invasion. (biomedcentral.com)
  • Methylation pattern of oncogene HRAS gene promoter region and its clinical relevance to urocystic tumorigenesis. (univ-paris5.fr)
  • Mdm2 Phosphorylation Regulates Its Stability and Has Contrasting Effects on Oncogene and Radiation-Induced Tumorigenesis. (umassmed.edu)
  • In human lung tumors, combined activation of K-RAS and inactivation of RASSF1A is closely associated with the development of the most aggressive and worst prognosis tumors. (cancerindex.org)
  • Although genetic and epigenetic aberrations that occur in components of the central dogma clearly elicit disease development in humans, recent findings also point to a prominent role for non-protein-coding regions of the genome in regulating cell and tissue homeostasis, as well as in contributing to the formation of human tumors. (biomedcentral.com)
  • CD30hi lymphocytes also had 4 fold far more nuclear found ERBB protein and above expression and nuclear localization of ERBB one and 2 are popular in tumors. (dubinhibitors.com)
  • Guanine nucleotide dissociation stimulators (GDSs, or exchange factors), such as RALGDS, are effectors of Ras-related GTPases (see MIM 190020) that participate in signaling for a variety of cellular processes. (cancerindex.org)
  • Cellular senescence is a multifaceted process that arrests the proliferation of cells that are at risk of neoplastic transformation. (nature.com)
  • Proteins that are normally involved in holding cellular growth in check. (edu.au)
  • Unlike other IFP proteins, vimentin is expressed, along with desmin, during the early stages of cellular development. (thermofisher.com)
  • Mass spectrometry-based phosphoproteomics identified thirteen protein networks distinctly regulated by DN R-Ras, including multiple networks regulating cellular movement and morphology. (biomedcentral.com)
  • Closer study of an R-Ras regulated pathway containing the signaling protein ROCK1 showed that inhibition of either R-Ras, R-Ras2 or ROCK1 similarly impaired cellular migration and invasion and altered cellular morphology. (biomedcentral.com)
  • Inhibition of R-Ras/R-Ras2 and ROCK1 signaling also triggered the accumulation of abnormal intracellular vesicles, indicating that these signaling molecules regulate the movement of proteins and other molecules in the cellular interior. (biomedcentral.com)
  • Autophagic activity dictates the cellular response to oncogenic RAS. (univ-paris5.fr)
  • Our studies have demonstrated that several of the proteins encoded by cellular oncogenes function in fundamental aspects of gene regulation. (stanford.edu)
  • In turn, GTP-bound active GTPases can interact with a plethora of different effectors which mediate the different cellular functions of this family of proteins. (biomedcentral.com)
  • It functions as a negative regulator of CELL PROLIFERATION and NEOPLASTIC CELL TRANSFORMATION and is commonly fused with cellular abl protein to form BCR-ABL FUSION PROTEINS in PHILADELPHIA CHROMOSOME positive LEUKEMIA patients. (bvsalud.org)
  • gum resins have been shown to possess anti-inflammatory and anti-neoplastic effects. (biomedcentral.com)
  • Clinical studies indicate that the anti-neoplastic activity of bevacizumab as monotherapy is modest. (biomedcentral.com)
  • In assessing genotoxicity, any evidence of genetic damage, cell death or neoplastic transformation is evidence of genotoxicity. (whale.to)
  • Interplay between oncogenic K-Ras and wild-type H-Ras in Caco2 cell transformation. (univ-paris5.fr)
  • PEA-15 potentiates H-Ras-mediated epithelial cell transformation through phospholipase D. (univ-paris5.fr)
  • Our research focuses on developmental pathways that regulate hematopoietic cell growth and differentiation and are disrupted in the course of neoplastic transformation, particularly in leukemias and lymphomas. (stanford.edu)
  • We demonstrate here that GSK-3 maintains the MLL leukemia stem cell transcriptional program by promoting the conditional association of CREB and its coactivators TORC and CBP with homedomain protein MEIS1, a critical component of the MLL-subordinate program, which in turn facilitates HOX-mediated transcription and transformation. (stanford.edu)
  • We assessed the expression and activation of these proteins in MPNST cells and inhibited them to determine the effect this had on proliferation, migration, invasion, survival and the phosphoproteome. (biomedcentral.com)
  • Consistent with classical Ras inhibition, DN R-Ras and R-Ras2 knockdown inhibited proliferation. (biomedcentral.com)
  • Inhibition of R-Ras action inhibited proliferation, migration and invasion but not survival. (biomedcentral.com)
  • H-Ras isoform modulates extracellular matrix synthesis, proliferation, and migration in fibroblasts. (univ-paris5.fr)
  • For childhood neoplasms, it is safe to assume that cancer is the product of degeneration in a neoplastic sense of tissues undergoing very rapid proliferation and differentiation, in which proliferative and differentiative programs are being disturbed by increasingly early (maternal-fetal) exposure to a growing number of environmental stressors and pollutants. (frontiersin.org)
  • BCR-ABL oncogene activates multiple cross-talking signal transduction pathways (STP), such as RAS/MEK/ERK, PI3K/Akt, Wnt and STAT5, contributing to abnormal proliferation of clonal cells. (oncotarget.com)
  • Rho GTPases represent a family of small GTP-binding proteins involved in cell cytoskeleton organization, migration, transcription, and proliferation. (biomedcentral.com)
  • Taken together, our data suggest that UASR1 plays an oncogenic role in breast cancer cells through activation of the AKT/mTOR signaling pathway, being a novel RNA oncogene. (jcancer.org)
  • Costello syndrome: a Ras/mitogen activated protein kinase pathway syndrome (rasopathy) resulting from HRAS germline mutations. (univ-paris5.fr)
  • Defects of the retinoblastoma protein (pRb)/cyclin-D1/p16 pathway have been shown to play a critical role in the development of human malignancies. (iiarjournals.org)
  • Finally, IGF‑1R protein, phosphoinositide 3‑kinase/Akt signaling pathway‑associated proteins and cyclin pathway‑associated proteins were differentially expressed between miR‑497‑overexpressing cells and miR-497-silenced cells. (spandidos-publications.com)
  • It is believed to be involved with the intracellular transport of proteins between the nucleus and plasma membrane. (thermofisher.com)
  • Wnts bind to the cell surface Frizzled family receptors in conjunction with low-density lipoprotein receptor-related protein family receptors (LRP5 or 6) resulting in the stabilization of intracellular beta -catenin levels (2). (novusbio.com)
  • CIP2A cooperates with H-Ras to promote epithelial-mesenchymal transition in cervical-cancer progression. (univ-paris5.fr)
  • The CDK4-cyclinD complex normally phosphorylates the retinoblastoma protein (Rb protein), leading to release of the E2F transcription factor and cell cycle progression. (medscape.com)
  • CIB1 contributes to oncogenic signalling by Ras via modulating the subcellular localisation of sphingosine kinase 1. (univ-paris5.fr)
  • Here, we show that P21 activated kinase-1 (PAK1) - an oncogenic signaling serine/threonine kinase, is activated upon exposure to IR and this leads to an accelerated tumorigenic character in HNSCC cells. (bvsalud.org)
  • 1) Characterize novel families of oncoproteins (Pbx and Meis) that dimerize with and regulate the DNA binding properties of Hox proteins. (stanford.edu)
  • The mutant proteins often retain some of their capabilities but are no longer sensitive to the controls that regulate the normal form of the protein. (cancerquest.org)
  • Vimentin phosphorylation by a protein kinase causes the breakdown of intermediate filaments and activation of an ATP and myosin light chain dependent contractile event. (thermofisher.com)
  • A sub examination was also carried out, in which R2 was set since the referential worth and compared to Mob ailment, to be able to measure the influence of a neighborhood acute mobiliza tion on protein expression and exercise amounts as evi denced by phosphorylation level variations. (dubinhibitors.com)
  • Our results showed that CP-CML CD34+ progenitors were characterized by significant lower phosphorylation of proteins involved in the regulation of growth and cell survival, such as tyrosine kinases of the Src family and members of STAT family, and by a significant higher phosphorylation of p53 (Ser15), compared to normal CD34+ cells from healthy donors. (oncotarget.com)
  • Cell-intrinsic depletion of Aml1-ETO-expressing pre-leukemic hematopoietic stem cells by K-Ras activating mutation. (ox.ac.uk)
  • In order to determine whether prognosis of laryngeal dysplasia is related to expression of p53, H-ras. (100md.com)
  • Scope includes mutations and abnormal protein expression. (cancerindex.org)
  • Metformin Enhances the Effect of Regorafenib and Inhibits Recurrence and Metastasis of Hepatic Carcinoma After Liver Resection via Regulating Expression of Hypoxia Inducible Factors 2α (HIF-2α) and 30 kDa HIV Tat-Interacting Protein (TIP30). (cancerindex.org)
  • These include dysfunctional telomeres, DNA damage, the expression of certain oncogenes, perturbations to chromatin organization and strong mitogenic signals. (nature.com)
  • The transcription factors control expression of specific proteins that give a cell its mating identity. (edu.au)
  • Proteins in cells with or without DN R-Ras expression were differentially labeled with SILAC and mass spectrometry was used to identify phosphoproteins and determine their relative quantities in the presence and absence of DN R-Ras. (biomedcentral.com)
  • Here, we examined the expression, activation and action of R-Ras proteins in MPNST cells that have lost neurofibromin. (biomedcentral.com)
  • The protein expression of one of the predicted common targets of miR‑497, insulin‑like growth factor‑1 receptor (IGF‑1R), was assessed using western blot analyses and immunohistochemistry. (spandidos-publications.com)
  • Analysis of expression profile on proteins involved in the apoptotic machinery revealed that, in addition, CD34+ cells from CP-CML were characterized by a significant lower expression of catalase and higher expression of HSP27 and FADD. (oncotarget.com)
  • What pathways are this gene/protein implicaed in? (cancerindex.org)
  • Two powerful tumour suppressor pathways, controlled by the p53 and retinoblastoma (pRB) proteins, are important for establishing and maintaining the senescence growth arrest. (nature.com)
  • We examined the activation of cytoplasmic signaling pathways in the presence and absence of R-Ras signaling and found that R-Ras proteins regulated 13 signaling pathways distinct from those regulated by classic Ras proteins. (biomedcentral.com)
  • Genetic alterations of BCL2 (B-cell CLL/lymphoma 2), MYC [v-myc myelocytomatosis viral oncogene homolog (avian)] and CCND1 (cyclin D1) are the most frequently found alterations in human B-cell lymphomas. (haematologica.org)
  • Rho GTPase effectors are a large group of proteins and include actin nucleation promoting molecules, adaptors, as well as kinases. (biomedcentral.com)
  • Oncogene Ras/phosphatidylinositol 3-kinase signaling targets histone H3 acetylation at lysine 56. (univ-paris5.fr)
  • Proto-Oncogene Proteins c-mdm2" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus, MeSH (Medical Subject Headings) . (umassmed.edu)
  • This graph shows the total number of publications written about "Proto-Oncogene Proteins c-mdm2" by people in this website by year, and whether "Proto-Oncogene Proteins c-mdm2" was a major or minor topic of these publications. (umassmed.edu)
  • Below are the most recent publications written about "Proto-Oncogene Proteins c-mdm2" by people in Profiles. (umassmed.edu)
  • The p19ARF protein, which is encoded by the same locus as p16, also leads to cell cycle arrest by inhibiting the ability of MDM2 to inactivate TP53. (medscape.com)
  • Mutations of the NF1 gene potentially results in the activation of multiple Ras proteins, which are key regulators of many biologic effects. (biomedcentral.com)
  • Different cancer types tend to depend on a limited number of 'driver' oncogene mutations. (cancerquest.org)
  • SM-AP1-3 cells were immunopositive for keratin only, indicating their duct-epithelial or squamous cell differentiation, while SM-AP4/5 cells were positive for both keratin and S-100 protein, indicating their myoepithelial cell differentiation. (biomedcentral.com)
  • We are currently pursuing studies of the dominant signaling and gene regulatory networks that control this process, including the Ras/MAPK cascade, which is required for stem cell-mediated self-renewal and the p53 transcription factor family member, p63, which is required for epidermal differentiation. (stanford.edu)
  • LZTR1 facilitates polyubiquitination and degradation of RAS-GTPases. (univ-paris5.fr)
  • A structural feature that distinguishes the Rho proteins from other small GTPases is the so-called Rho insert domain located between a β strand and an α helix within the small GTPase domain [ 1 - 3 ]. (biomedcentral.com)
  • After a ligand binds to the GPCR, it activates a heterotrimeric G-protein, which is composed of three subunits: a guanine nucleotide binding α-subunit, and a βγ-heterodimer (98). (pancreapedia.org)
  • Family of retrovirus-associated DNA sequences (ras) originally isolated from Harvey (H-ras, Ha-ras, rasH) and Kirsten (K-ras, Ki-ras, rasK) murine sarcoma viruses. (edu.au)
  • The closely related N-ras gene has been detected in human neuroblastoma and sarcoma cell lines. (edu.au)
  • However PTEN professional tein was not differentially expressed, STK11 protein decreased. (dubinhibitors.com)
  • One mechanism is the binding of an extracellular ligand to a transmembrane G-protein-coupled receptor (GPCR). (pancreapedia.org)
  • The receptor protein has seven transmembrane α-helices connected by alternating cytosolic and extracellular loops. (pancreapedia.org)
  • Depending on which family the G protein is, it goes on to activate (G αs protein subunit) or inhibit (G αi protein subunit) the membrane-bound cyclase. (pancreapedia.org)
  • The ligand-binding site is in the extracellular domain and the cytosolic domain has a heterotrimeric G protein-binding site (127). (pancreapedia.org)
  • The central dogma of molecular biology states that the transfer of genetic information within cells transpires sequentially from DNA to RNA to proteins, whose coding sequences comprise a paltry 1.5-2% of the human genome [ 2 , 3 ]. (biomedcentral.com)
  • The telomeres consist of repeating sequences and a set of special proteins, which interact with these repeats and spatially organize them in a specific manner, resulting in the formation of the nucleoprotein complex known as telomeric heterochromatin [ 6 , 7 ]. (actanaturae.ru)
  • Vimentin is a developmentally regulated intermediate filament protein (IFP) found in cells of mesenchymal origin. (thermofisher.com)
  • ONCOGENE FUSION includes an ONCOGENE as at least one of the fusion partners and such gene fusions are often detected in neoplastic cells and are transcribed into ONCOGENE FUSION PROTEINS. (edu.au)
  • R-Ras2 was uniformly expressed in MPNST cells, with R-Ras present in a major subset. (biomedcentral.com)
  • Both proteins were activated in neurofibromin-null MPNST cells. (biomedcentral.com)
  • Both R-Ras and R-Ras2 are expressed in MPNST cells and activated. (biomedcentral.com)
  • In normal cells, both internal and external signals control the activity of the oncogenes. (cancerquest.org)
  • TRAIL is a potential anticancer candidate for targeted treatment due to its selective killing effects on neoplastic cells. (eurekaselect.com)
  • Endomembrane H-Ras controls vascular endothelial growth factor-induced nitric-oxide synthase-mediated endothelial cell migration. (univ-paris5.fr)
  • We determined by circular dichroism spectroscopy that NQ effectively caused conformational changes in DNA and modulated different proteins related to epigenetic modifications and c ell cycle control. (molcells.org)
  • Here, we describe the first transgenic mouse model for activation of K-RAS in the lung in a RASSF1A-defective background. (cancerindex.org)
  • Fibroblast activation protein (FAP) is upregulated in myelomatous bone and supports myeloma cell survival. (uams.edu)
  • In addition, polysomy 9 could lead to activation of a number of oncogenes, thus participating in the neoplastic process in the ovaries. (iiarjournals.org)
  • Activation of p21 or p16 therefore causes cell cycle arrest. (medscape.com)
  • We are studying the effects and consequences of protein fusion on the transcriptional and transforming activities of these proteins using in vitro and animal models. (stanford.edu)
  • The cyclin-dependent kinase (CDK) inhibitors p21 and p16 inhibit the activity of CDKs, such as CDK4. (medscape.com)
  • LZTR1 is a regulator of RAS ubiquitination and signaling. (univ-paris5.fr)
  • Disclaimer note: The observed molecular weight of the protein may vary from the listed predicted molecular weight due to post translational modifications, post translation cleavages, relative charges, and other experimental factors. (novusbio.com)
  • We propose that even though total JUN protein was enhanced in CD30hi lymphocytes, it is actually not out there for auto transactivation, an substitute chance is as JUN protein is stabilized by submit translational interactions with Meq, the JUN mRNA might not basically reflect the total JUN protein levels. (dubinhibitors.com)
  • However, it is unclear whether R-Ras, R-Ras2 and M-Ras are expressed and hyperactivated in MPNSTs and, if so, whether they contribute to MPNST pathogenesis. (biomedcentral.com)
  • Resolved proteins were then transferred onto a nitrocellulose membrane (Product # IB23001) by iBlot® 2 Dry Blotting System (Product # IB21001). (thermofisher.com)
  • All members contain the sequence motifs characteristic of all GTP-binding proteins, bind to GDP and GTP with high affinity. (biomedcentral.com)
  • This cyclic conformation allows cyclic nucleotides to bind to proteins to which other nucleotides cannot. (pancreapedia.org)
  • Method: The avidin biotin peroxidase method was used to detect the p53, H-ras protein in 63 cases of dysplasia (40 cases of whom developed into cancer after 4 years follow-up. (100md.com)
  • Conclusion: The study results indicate that the overexpression of p53 protein was closely related to the prognosis of laryngeal dysplasia. (100md.com)