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BIOMARKER:

TP53 wild-type

i
Other names: TP53, Tumor Protein P53, Cellular Tumor Antigen P53, Phosphoprotein P53, Tumor Protein P53, Antigen NY-CO-13, Transformation-Related Protein 53, Mutant Tumor Protein 53, P53 Tumor Suppressor, Tumor Suppressor P53, Tumor Protein 53, BMFS5, TRP53, BCC7, LFS1
Entrez ID:
7d
Stratified Mucin-Producing Lesions of the Anal Canal: Expanding the Spectrum of a Newly Recognized Entity. (PubMed, Arch Pathol Lab Med)
SMILE is often associated with invasive carcinoma and may be a harbinger of neoplasia similar to its cervical counterpart. Close examination is necessary for accurate diagnosis, and further study is warranted to determine the potential benefits of closer follow-up.
Journal
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HER-2 (Human epidermal growth factor receptor 2)
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HER-2 negative • TP53 wild-type
8d
Conserved sequence elements in the final exon of MDM2-eight-exon skipping event reveal a 'cassette regulon' model of alternative splicing controlled by a distal regulatory element. (PubMed, bioRxiv)
Our findings support the Exon Regulon model of MDM2 splicing, regulated by distal elements analogous to distal enhancer elements that control transcription. These finding sheds light on intricacies in the splicing code that could have significant implications for developing splice variant targeting cancer therapies.
Journal
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MDM2 (E3 ubiquitin protein ligase) • SRSF2 (Serine and arginine rich splicing factor 2)
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TP53 wild-type • SRSF2 mutation
8d
Lung cancer-enriched p53 mutants occupy canonical p53 target genes without activating transcription, revealing a distinct loss-of-function behavior. (PubMed, bioRxiv)
Relevant to the sequential inactivation of each p53 allele during cancer progression, the lung cancer mutants block the activity of a wild-type p53 allele when co-expressed in a dominant negative manner. Identification of this loss-of-function mechanism has key implications for therapeutic strategies aimed at restoring p53 function in lung cancer.
Journal • P53mut
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TP53 (Tumor protein P53)
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TP53 mutation • TP53 wild-type
8d
High human cytomegalovirus antigen expression in pediatric medulloblastoma tissue is associated with poor event-free survival. (PubMed, Neurooncol Adv)
UL88 emerged as the most strongly expressed HCMV gene across MB samples. These findings suggest a potential prognostic and therapeutic role for HCMV in MB, warranting validation in larger, prospective cohorts.
Journal
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TP53 (Tumor protein P53)
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TP53 wild-type
8d
Exploratory Proteomic Profiling Reveals Potential Mediators of 5-FU Response under p53 Deficiency in Colon Cancer Cells. (PubMed, Biomol Ther (Seoul))
Mutations in p53 have been implicated in poor prognosis and reduced sensitivity to 5-fluorouracil (5-FU) treatment in colon cancer...The expression levels of these genes were associated with overall survival in patients with colon cancer. These findings highlight proteomic alterations linked to p53 deficiency and support a proposed model in which differential regulation of specific proteins may be associated with reduced sensitivity to 5-FU, providing a basis for future mechanistic and functional studies.
Journal
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HDAC2 (Histone deacetylase 2) • ALDH1A3 (Aldehyde Dehydrogenase 1 Family Member A3) • S100A4 (S100 calcium binding protein A4)
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TP53 mutation • TP53 wild-type
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5-fluorouracil
8d
TP53 Functional-Domain-Specific Mutations Define Distinct Clinical Outcomes in EGFR-Mutant Non-Small Cell Lung Cancer Treated with EGFR Tyrosine Kinase Inhibitors. (PubMed, J Clin Med)
TP53 DBD-involved alterations define a high-risk subgroup with inferior PFS, particularly in treatment settings using first- or second-generation EGFR-TKIs. Incorporation of TP53 domain-based classification, together with EGFR mutation subtype, may improve risk stratification and help guide treatment planning in EGFR-mutant NSCLC.
Clinical data • Journal
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EGFR (Epidermal growth factor receptor) • TP53 (Tumor protein P53)
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TP53 mutation • EGFR mutation • EGFR L858R • EGFR exon 19 deletion • TP53 wild-type
8d
Homoharringtonine and Gilteritinib Synergistically Induce Apoptosis and Suppress Viability in FLT3-ITD-Positive AML Cells. (PubMed, Biomedicines)
The combination enhanced the p53 expression. Our findings elucidate the mechanism underlying this synergistic interaction and underscore the potential of p53 status as a predictive biomarker for identifying patients most likely to benefit from HHT and gilteritinib combination therapy.
Journal
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FLT3 (Fms-related tyrosine kinase 3) • HSPA8 (Heat Shock Protein Family A (Hsp70) Member 8)
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TP53 mutation • FLT3-ITD mutation • TP53 wild-type
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Xospata (gilteritinib) • Synribo (omacetaxine mepesuccinate)
8d
The Structure, Pathogenesis, and Inhibition of the p53-MDM2 Pathway. (PubMed, Cancers (Basel))
Recent progress in small molecule MDM2 inhibitors is discussed, with a focus on non-covalent agents such as rhein-derived anthraquinone analogs, including AQ-101, which demonstrate promising anti-cancer activity with reduced toxicity. These findings support the continued development of non-covalent MDM2 inhibitors as a novel therapeutic approach for cancers involving both wild-type and mutant p53.
Review • Journal
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MDM2 (E3 ubiquitin protein ligase)
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TP53 mutation • TP53 wild-type
9d
Mutant Isocitrate dehydrogenase 1 sensitizes intrahepatic cholangiocarcinoma cells to MDM2 inhibitors. (PubMed, Cancer Res Commun)
Despite significantly prolonged progression-free survival, the mutant IDH1 inhibitor ivosidenib achieved only a 3% response rate in clinical trials, highlighting the need for new therapeutic options for IDH1mut iCCA...The combination of mIDH1 and MDM2 inhibitors synergistically suppressed the proliferation of IDH1wt iCCA cells. Our study delineated a novel mIDH1-MDM2-wtTP53 axis and its potential application of wtTP53 reactivation therapy in IDH1mut iCCA.
Journal
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IDH1 (Isocitrate dehydrogenase (NADP(+)) 1) • MDM2 (E3 ubiquitin protein ligase)
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TP53 mutation • IDH1 mutation • TP53 wild-type • IDH wild-type
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Tibsovo (ivosidenib)
9d
Endocrine Therapy for Endometrial Carcinoma: Current Evidence, Resistance Mechanisms, and Biomarker-Driven Patient Selection. (PubMed, Curr Oncol)
Furthermore, we discuss the potential of next-generation selective estrogen receptor degraders (SERDs) and the importance of refining patient selection through robust predictive biomarkers. Driven by molecular insights, endocrine therapy is transitioning from a secondary palliative option into a definitive cornerstone of precision oncology, offering a personalized and effective treatment for patients with advanced or recurrent endometrial carcinoma.
Review • Journal
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ER (Estrogen receptor) • TP53 (Tumor protein P53) • CTNNB1 (Catenin (cadherin-associated protein), beta 1)
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TP53 wild-type
9d
CEBPB Expression in Tumor Cells Drives Immune Evasion in Colorectal Cancer via CTLA4 Up-regulation in T Cells. (PubMed, Cancer Commun (Lond))
Tumor cell CEBPB expression, up-regulated by TP53 mutation, can increase CTLA4 expression in T cells and negatively affect patient outcomes. These findings suggested a central role of tumor cell CEBPB in shaping an immunosuppressive TME.
Journal • IO biomarker
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TP53 (Tumor protein P53) • CTLA4 (Cytotoxic T-Lymphocyte Associated Protein 4) • CD4 (CD4 Molecule)
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TP53 mutation • TP53 wild-type
10d
Risk stratification of patients with TP53-mutated myeloproliferative neoplasms. (PubMed, Leukemia)
Median OS from time of TP53 detection was 0.5 years in high-risk patients, compared to 2.3 years for patients with intermediate risk and 6.3 years for patients with low risk. This scoring system may help refine risk stratification for chronic phase MPN patients harboring TP53 aberrations.
Journal
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TP53 (Tumor protein P53)
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TP53 mutation • TP53 wild-type