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BIOMARKER:

TP53 mutation + Chr del(17p)

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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:
6d
Multi-hit TP53 confers the poorest survival in multiple myeloma in the era of novel therapies. (PubMed, Mol Med)
Considering that TP53 alterations accumulate during MM progression and are associated with drug resistance even in the context of novel therapies, our study further emphasizes the need for routine evaluation of both del(17p) and TP53 mutations. Patients with multi-hit TP53 should be prioritized for inclusion in trials of novel therapeutic strategies.
Journal
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TP53 (Tumor protein P53) • B2M (Beta-2-microglobulin)
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TP53 mutation • TP53 mutation + Chr del(17p)
2ms
First-line treatment of elderly patients with CLL: An innovative, chemo-free approach (PubMed, Dtsch Med Wochenschr)
This new strategy, along with the improved tolerability of these agents, offers particular benefit to older and frail patients, with dosing tailored to comorbidities and concomitant therapies.Given the heterogeneity in older patients' health status, geriatric assessments (e.g., CIRS, FRAIL score) are additional key for individualized therapy decisions and adverse events influence therapy choice (e.g. cardiovascular risk with BTK inhibitors. Beyond clinical factors, patient preferences-such as opting for continuous (e.g., BTK inhibitor monotherapy) versus time-limited therapy (e.g., venetoclax plus obinutuzumab or ibrutinib plus venetoclax)-and treatment tolerability are decisive.
Review • Journal • IO biomarker
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TP53 (Tumor protein P53) • IGH (Immunoglobulin Heavy Locus)
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TP53 mutation • TP53 mutation + Chr del(17p)
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Venclexta (venetoclax) • Imbruvica (ibrutinib) • Gazyva (obinutuzumab)
2ms
The OPAL Study: AVM0703 for Treatment of Lymphoid Malignancies (clinicaltrials.gov)
P1/2, N=144, Recruiting, AVM Biotechnology Inc | Trial completion date: Jun 2025 --> Dec 2026 | Trial primary completion date: Apr 2025 --> Apr 2026
Trial completion date • Trial primary completion date
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TP53 mutation • TP53 mutation + Chr del(17p)
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dexamethasone sodium phosphate (AVM0703)
2ms
Chronic lymphocytic leukemia: criteria for first-line therapeutic choice-an opinion paper. (PubMed, Med Oncol)
Recent advancements in Bruton's tyrosine kinase (BTK) inhibitors like acalabrutinib and zanubrutinib offer improved efficacy and safety profiles, impacting treatment choice for all patients namely elderly patients with comorbidities. Targeted therapy is preferred for most patients, with geriatric assessment pivotal for treatment decisions. Second-generation drugs aim to improve outcomes both in efficacy and safety, advocating for a patient-centered approach in clinical studies.
Review • Journal
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TP53 (Tumor protein P53) • IGH (Immunoglobulin Heavy Locus)
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TP53 mutation • TP53 mutation + Chr del(17p) • IGH mutation
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Brukinsa (zanubrutinib) • Calquence (acalabrutinib)
2ms
High-risk genomic consensus validation for patients with newly diagnosed multiple myeloma using next-generation sequencing. (PubMed, Blood)
Among SR patients according to the genomic definition with normal creatinine, median PFS of those with high beta2-microglobulin was not significantly different from patients with normal beta2-microglobulin level. This study validates the IMS/IMWG genomic definition of high-risk myeloma in a large cohort of patients diagnosed from 2019.
Journal • Next-generation sequencing
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TP53 (Tumor protein P53) • B2M (Beta-2-microglobulin)
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TP53 mutation • TP53 mutation + Chr del(17p)
6ms
High-Risk Genetic Multiple Myeloma: From Molecular Classification to Innovative Treatment with Monoclonal Antibodies and T-Cell Redirecting Therapies. (PubMed, Cells)
Moreover, treatment paradigms are shifting toward earlier integration of immunotherapy, and therapeutic strategies are individualized based on refined molecular risk profiles and clone dynamics. Therefore, a correct definition of HRMM could help in significantly improving both clinical and therapeutic management of a subgroup of patients with an extremely aggressive disease.
Review • Journal • IO biomarker
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TP53 (Tumor protein P53)
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TP53 mutation • TP53 mutation + Chr del(17p)
6ms
Zanubrutinib and Venetoclax for Patients With Treatment-Naïve Chronic Lymphocytic Leukemia/Small Lymphocytic Lymphoma With and Without Del(17p)/TP53 Mutation: SEQUOIA Arm D Results. (PubMed, J Clin Oncol)
Zanubrutinib + venetoclax demonstrated impressive efficacy and a favorable safety profile in patients with TN CLL/SLL, regardless of the presence of TP53-aberrant disease.
Journal • IO biomarker
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TP53 (Tumor protein P53) • BCL2 (B-cell CLL/lymphoma 2)
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TP53 mutation • TP53 mutation + Chr del(17p)
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Venclexta (venetoclax) • Brukinsa (zanubrutinib)
9ms
IOV-CLL-01: Study of Autologous Peripheral Blood Lymphocytes in the Treatment of Patients With CLL or SLL (clinicaltrials.gov)
P1/2, N=7, Completed, Iovance Biotherapeutics, Inc. | N=70 --> 7 | Trial completion date: Sep 2025 --> Dec 2024 | Trial primary completion date: Sep 2025 --> Nov 2024 | Active, not recruiting --> Completed
Trial completion • Enrollment change • Trial completion date • Trial primary completion date
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TP53 (Tumor protein P53)
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TP53 mutation • TP53 mutation + Chr del(17p)
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IOV-2001
10ms
Consensus guidelines for the management of treatment-naïve chronic lymphocytic leukaemia in Singapore (2024). (PubMed, Ann Acad Med Singap)
These consensus statements provide practical recommendations for the current manage-ment of TN CLL patients in Singapore and similar healthcare systems based on up-to-date evidence. Regular updates to treatment guidelines are important to ensure responsiveness to emerging evidence and evolving clinical practices and to improve patient outcomes and quality of life.
Clinical guideline • Review • Journal • IO biomarker
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TP53 (Tumor protein P53) • BCL2 (B-cell CLL/lymphoma 2)
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TP53 mutation • TP53 mutation + Chr del(17p)
11ms
Guidelines for the diagnosis and treatment of chronic lymphocytic leukemia and small lymphocytic lymphoma from Chronic Lymphocytic Leukemia Spanish Group (GELLC). (PubMed, Med Clin (Barc))
In very frail patients, supportive treatment should be considered. In relapse/refractory patients, prior treatment, the biological risk of CLL, the duration of response (if prior finite treatment), or the reason for stopping BTKi (if prior continuous treatment) should be considered.
Clinical guideline • Journal • IO biomarker
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TP53 (Tumor protein P53) • CD20 (Membrane Spanning 4-Domains A1) • IGH (Immunoglobulin Heavy Locus) • CD5 (CD5 Molecule) • FCER2 (Fc Fragment Of IgE Receptor II)
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TP53 mutation • TP53 mutation + Chr del(17p)
1year
CELESTIAL-TNCLL: An Ongoing, Open-Label, Multiregional, Phase 3 Study of Sonrotoclax (BGB-11417) + Zanubrutinib vs Venetoclax + Obinutuzumab for Treatment-Naive CLL (ASH 2024)
Introduction : The combination of venetoclax, the first-generation BCL2 inhibitor, and ibrutinib, a BTK inhibitor, has demonstrated efficacy in patients with chronic lymphocytic leukemia (CLL) (Wierda et al. Other secondary endpoints include PFS as assessed by investigator (INV); CRR by INV; rate of uMRD4 based on flow cytometry; overall response rate by IRC and INV; duration of response by IRC and INV; patient-reported outcomes; and safety and tolerability. Recruitment is ongoing at approximately 230 study sites in 20 countries, including 50 sites in the US, 6 in Brazil, and 15 in Canada.
Clinical • P3 data • IO biomarker
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TP53 (Tumor protein P53)
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TP53 mutation • TP53 mutation + Chr del(17p)
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clonoSEQ
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Venclexta (venetoclax) • Imbruvica (ibrutinib) • Gazyva (obinutuzumab) • Brukinsa (zanubrutinib) • sonrotoclax (BGB-11417)
1year
Combined Pirtobrutinib, Venetoclax, and Obinutuzumab As First-Line Treatment of Patients with Chronic Lymphocytic Leukemia (CLL) (ASH 2024)
Introduction : Combined treatment with covalent BTK-inhibitor (cBTKi), such as ibrutinib, acalabrutinib, or zanubrutinib with BCL2-inhibitor, venetoclax, +/- CD20 monoclonal antibody obinutuzumab showed high rates of undetectable MRD (U-MRD4, 10-4 sensitivity) remission in patients (pts) with CLL (Jain, NEJM 2019; Munir NEJM 2023; Wierda, JCO 2021; Kater, NEJM Evidence 2022). Adverse event profile was similar to what was noted in previous studies with these agents. Updated data will be presented.
Clinical • IO biomarker
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TP53 (Tumor protein P53)
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TP53 mutation • TP53 mutation + Chr del(17p)
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clonoSEQ
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Venclexta (venetoclax) • Imbruvica (ibrutinib) • Gazyva (obinutuzumab) • Brukinsa (zanubrutinib) • Calquence (acalabrutinib) • Jaypirca (pirtobrutinib)