22,465 results match your criteria: "Chronic Myeloid Leukemia and BCR-ABL"

Homeobox (HOX) transcript antisense RNA (HOTAIR) and HOX genes are reported to be more expressed in various cancers in humans in recent studies. The role of HOTAIR and HOXD genes in acute myeloid leukemia (AML) and chronic myeloid leukemia (CML) is not well known. In this study, expression levels of HOXD8, HOXD9 and HOXD11 from HOXD gene family and HOTAIR were determined from peripheral blood samples of 30 AML and 30 CML patients and 20 healthy volunteers by quantitative Real Time PCR.

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Background: Dose reduction of tyrosine kinase inhibitors (TKIs) is an option for some chronic myeloid leukemia (CML) patients to minimize side effects while maintaining efficacy. Shared decision-making (SDM) and patient decision aids (PDAs) are advocated to make informed choices such as reducing the dose of TKIs. This paper describes the development and alpha-testing of a PDA for patients with CML receiving TKI dose reduction.

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Background: Up to 65% of patients with chronic myeloid leukemia (CML) who are treated with imatinib do not achieve sustained deep molecular response, which is required to attempt treatment-free remission. Asciminib is the only approved BCR::ABL1 inhibitor that Specifically Targets the ABL Myristoyl Pocket. This unique mechanism of action allows asciminib to be combined with adenosine triphosphate-competitive tyrosine kinase inhibitors to prevent resistance and enhance efficacy.

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The synchronous presentation of chronic myeloid leukemia (CML) and multiple myeloma (MM) is extremely rare. CML is a myeloproliferative neoplasm originating from an abnormal pluripotent hematopoietic stem cell. It is associated with the - fusion gene located on the Philadelphia chromosome.

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[The role of cytogenetic tests in the diagnosis of malignant hematologic diseases].

Magy Onkol

December 2024

Laboratóriumi Medicina Intézet, Debreceni Egyetem, Általános Orvostudományi Kar, Klinikai Genetikai Tanszék, Debrecen, Hungary.

In malignant hematological diseases, clonal genetic alterations, such as chromosomal aberrations and gene mutations, are responsible for the uncontrolled division of abnormal hemopoietic cells. The detection of clonal variants has not only diagnostic, but also prognostic and therapeutic significance. They enable risk-based differentiated treatment of patients and the use of targeted (genotype-specific) therapies.

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PRMT1 Promotes the Self-renewal of Leukemia Stem Cells by Regulating Protein Synthesis.

Adv Sci (Weinh)

December 2024

State Key Laboratory of Bioactive Molecules and Druggability Assessment, Jinan University, Guangzhou, 510632, China.

The application of tyrosine kinase inhibitors (TKIs) has revolutionized the management of chronic myeloid leukemia (CML). However, disease relapse and progression particularly due to persistent leukemia stem cells (LSCs) remain a big challenge in the clinic. Therefore, validation of the therapeutic vulnerability in LSCs is urgently needed.

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Knowledge of muscle contractile properties, physical fitness, and their associations with perceived fatigue may provide insights into mechanisms inducing fatigue and treatment targets. We aimed to identify differences in contractile properties and physical fitness between populations, and examine associations with perceived fatigue. We pooled data on perceived fatigue, physical fitness, and contractile properties from six studies, including a control group (n = 90), cancer survivors (n = 27), patients with chronic obstructive pulmonary disease (COPD; n = 16), chronic myeloid leukemia (CML; n = 20), and statin users (n = 64).

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Chemotherapeutic potential of radotinib against blood and solid tumors: A beacon of hope in drug repurposing.

Bioorg Chem

December 2024

Molecular Toxicology Laboratory, Department of Biotechnology, Bharathiar University, Coimbatore 641046, India. Electronic address:

Tyrosine kinase inhibitors (TKIs) represent a pivotal class of targeted therapies in oncology, with multiple generations developed to address diverse molecular targets. Imatinib is the first TKI developed to target the BCR-ABL1 chimeric protein, which is the key driver oncogene implicated in Philadelphia chromosome-positive chronic myeloid leukemia (CML). Several second-generation tyrosine kinase inhibitors (2GTKIs), such as nilotinib, dasatinib, bosutinib, and radotinib (RTB), followed the groundbreaking introduction of imatinib.

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The BCR-ABL tyrosine kinase which is responsible for the pathogenesis of chronic myeloid leukemia (CML), has emerged as a promising therapeutic target. To address this issue, we employed a comprehensive computational approach integrating virtual screening, molecular dynamics (MD) simulations, and MM-GBSA (Molecular Mechanics/Generalized Born Surface Area) analysis to identify potential inhibitors and elucidate their binding mechanisms. Initially, virtual screening was conducted on 994 compounds from the ZINC database and, these compounds were docked against wildtype and T315I mutant ABL1 for the Type I and Type II ABL1 kinase inhibition mechanisms.

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Article Synopsis
  • The study highlights the urgent need for improved treatments for chronic myeloid leukemia (CML), given the high incidence and mortality rates among men and women.
  • It investigates the potential enhanced effects of combining inecalcitol with existing therapies imatinib and dasatinib on various cancer cell lines.
  • Results showed that while some cell lines were resistant, AR-230 and LAMA-84-s exhibited significant cell-killing effects, suggesting that the effectiveness of combined treatments varies depending on the specific cell type.
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The CML experience to elucidate the role of innate T-cells as effectors in the control of residual cancer cells and as potential targets for cancer therapy.

Front Immunol

December 2024

Université de Poitiers, Institut National de la Santé Et de la Recherche Médicale, Ischemie Reperfusion Métabolisme et Inflammation Stérile en Transplantation U1313, Poitiers, France.

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Article Synopsis
  • - BCR::ABL1 digital PCR is a highly sensitive and precise method for measuring deep molecular responses in chronic myeloid leukemia, outperforming traditional qPCR, especially in predicting successful treatment-free remission.
  • - In a study with 168 patient samples, digital PCR demonstrated better detection capabilities, quantifying BCR::ABL1 in 68% of cases that were below the detection limit of qPCR, which required a high number of transcripts.
  • - The technique also allowed for differentiation between BCR::ABL1 transcript types, making it a practical and effective option for clinical use in monitoring treatment responses.
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  • Prophylaxis strategies for Graft versus Host Disease (GVHD) in allogeneic hematopoietic cell transplantation (allo-HCT) often include a calcineurin inhibitor (CNI) combined with either methotrexate (MTX) or mycophenolate mofetil (MMF).
  • A study analyzing data from 13,699 patients revealed that MTX-based prophylaxis was linked to lower overall mortality and non-relapse mortality compared to MMF, while showing no significant impact on relapse rates or relapse-free survival.
  • Overall, MTX in combination with CNI was associated with better survival outcomes and a lower risk of severe acute GVHD compared to MMF.
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Article Synopsis
  • - The study involved screening around 2.5 million compounds from various databases to identify potential inhibitors of a chimeric tyrosine kinase, focusing on their antiproliferative activity and pharmacokinetic properties.
  • - Nine compounds were identified as having desirable ADME/Tox properties, with their biological activity predictions indicating that they could be effective protein kinase inhibitors, showing varied activity percentages.
  • - Two promising compounds, LMQC01 and LMQC04, demonstrated strong molecular docking results and stability in simulations, suggesting they have good potential for inhibiting the enzyme function of the target kinase and are easy to synthesize.
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Febuxostat enhances the efficacy of dasatinib by inhibiting ATP-binding cassette subfamily G member 2 (ABCG2) in chronic myeloid leukemia cells.

Biomed Pharmacother

December 2024

Department of Pharmacy, Osaka University Hospital, Suita, Osaka 5650871, Japan; Department of Hospital Pharmacy, Graduate School of Medicine, Osaka University, Suita, Osaka 5650871, Japan.

Dasatinib is a second-generation breakpoint cluster region-abelson 1 (BCR::ABL1) tyrosine kinase inhibitor (TKI) used for the treatment of chronic myeloid leukemia (CML). Overexpression of ATP-binding cassette subfamily G member 2 (ABCG2) in CML cells contributes to dasatinib resistance and poor chemotherapeutic responses. Considering that the xanthine oxidase inhibitor febuxostat has anti-ABCG2 activity, febuxostat may enhance the efficacy of dasatinib.

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Article Synopsis
  • Chronic myeloid leukaemia (CML) treatment has significantly improved with tyrosine kinase inhibitors (TKIs), reducing mortality rates from 10-20% to 1-2%, and this study focused on assessing health-related quality of life (HRQoL) among long-term TKI users in the Kurdistan region of Iraq.
  • The study collected data from 161 adult CML patients, analyzing HRQoL using specific questionnaires while comparing different TKIs, gender, age groups, and impacts of other health conditions.
  • Results indicated that younger patients and those with fewer comorbidities reported better HRQoL; meanwhile, gender differences were notable, with women experiencing more severe symptoms relative to men, highlighting
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Background: Hyperoside (quercetin-3-O-β-D-galactopyranoside) is a flavonol glycoside compound derived from plants in the Hypericum and Crataegus genera that reportedly exhibits an array of anti-inflammatory, antioxidant, and antitumor properties such that it has been used to treat various diseases. Whether it can serve as an effective treatment for chronic myeloid leukemia (CML) cells, however, has yet to be established. The present study was thus devised to assess the therapeutic effects of hyperoside on CML cells and to clarify the underlying mechanism of action.

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Purpose: Health-related quality of life (HRQoL) is now an important goal of therapy for patients with chronic myeloid leukemia (CML). However, there is paucity of data for patients living in low-income countries (LICs) and on factors associated with their HRQoL profile. The primary objective was to compare the HRQoL of patients with CML living in an LIC (Ethiopia) with that of patients living in a high-income country (HIC).

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Article Synopsis
  • Tyrosine kinase inhibitors (TKIs) are key treatments for chronic myeloid leukemia (CML), but resistance and intolerance to these drugs pose significant challenges.
  • This research highlights the potential of re-purposed drug mebendazole (MBZ) as an effective anti-cancer agent that can work against both imatinib-sensitive and imatinib-resistant CML cells.
  • MBZ was found to inhibit cell proliferation and induce cell death by targeting BCR/ABL activity, disrupting microtubule formation, and increasing DNA damage, presenting a novel approach for treating TKI-resistant CML patients.
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  • - The bone marrow microenvironment is crucial for regulating haematopoietic stem cell functions, and this study investigates whether different bone areas have unique properties and resilience, especially in the context of aging and inflammation.
  • - Researchers found that the skull's bone marrow grows and becomes more vascularized throughout life, contributing significantly to blood cell production and showing resistance to typical aging effects like inflammation and fat accumulation.
  • - The study highlights that changes in the skull’s bone marrow occur rapidly due to various conditions, including pregnancy and diseases like stroke, indicating that the skull offers a unique and adaptable environment compared to the more commonly studied femur.
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