Publications by authors named "Tim Brummendorf"

Objective: Children in families with parental cancer may experience emotional, social or physical problems. The aims are to analyze child, parent and family-based determinants of children's health-related quality of life (HRQoL) and their experiences of parental cancer.

Methods: As part of a mixed-methods, multicenter, prospective, interventional non-randomized study "Family-SCOUT," a family-centered intervention in the form of care and case management was developed.

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  • - The study investigates the role of soluble CD27 (sCD27) and its potential as a biomarker to predict patient responses to immune checkpoint inhibitors (ICIs) in cancer therapy, as many patients do not achieve lasting results with current treatments.
  • - Researchers assessed serum and plasma levels of sCD27 across three patient cohorts (totaling 187 individuals) receiving ICI therapy, utilizing immunoassays and investigating both circulating and extracellular vesicle-bound forms of CD27.
  • - Results showed that lower levels of sCD27 in patients treated with ICIs were associated with longer progression-free survival and overall survival, suggesting that sCD27 could serve as a valuable predictive biomarker for the effectiveness of ICI treatments.
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  • The European LeukemiaNet (ELN) updated its risk classification for acute myeloid leukemia (AML) patients in 2022 (ELN22) and a study evaluated its effectiveness on 1,570 newly diagnosed patients.
  • Compared to the previous 2017 classification (ELN17), the new ELN22 showed a similar distribution of risk categories but reclassified 22% of patients, mostly into intermediate or adverse groups, resulting in better prognostic accuracy, particularly for overall survival (OS).
  • The study found significant differences in survival rates based on specific gene mutations within the adverse risk group, highlighting the need for tailored treatment approaches based on genetic factors.
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Purpose: This study aimed to assess the feasibility of a comprehensive psychosocial intervention for families coping with parental cancer.

Methods: A quasi-experimental trial with intervention and control group, employing a mixed-methods approach, was conducted. A total of 472 families affected by parental cancer participated.

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  • Telomeres protect chromosome ends from damage and shorten with cell division, which can lead to aging-related issues like cell senescence or death when they become critically short.
  • Premature aging and severe health complications, such as bone marrow failure and pulmonary fibrosis, can occur due to disorders affecting telomere maintenance, known as telomere biology disorders (TBDs).
  • Recognizing congenital causes of bone marrow failure in about 10% of cases is crucial for accurate diagnosis and treatment, emphasizing the need for proper counseling and donor selection for stem cell transplants.
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With cancer being a leading cause of death globally, epidemiological and clinical cancer registration is paramount for enhancing oncological care and facilitating scientific research. However, the heterogeneous landscape of medical data presents significant challenges to the current manual process of tumor documentation. This paper explores the potential of Large Language Models (LLMs) for transforming unstructured medical reports into the structured format mandated by the German Basic Oncology Dataset.

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  • * At the end of the study, nearly half of the patients were still on treatment, with significant percentages achieving major molecular response (71.8%) and molecular response (59.7%), indicating the drug’s ability to improve disease control.
  • * The 48-month survival rate was high (88.3%), and while some adverse events were noted, they were in line with known side effects of bosutinib, highlighting its long-term efficacy and
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Bosutinib is a second-generation tyrosine kinase inhibitor indicated for the treatment of patients with newly diagnosed Philadelphia chromosome-positive chronic phase chronic myeloid leukemia (CML), and for patients with Ph + chronic phase, accelerated phase, or blast phase CML resistant or intolerant to prior therapy. As is the case for all TKIs approved for treatment of CML, bosutinib is associated with adverse events (AEs) that require appropriate management to ensure adherence to treatment and optimized outcomes. The aim of this review is to provide physicians with updated practical information for the prevention and management of AEs occurring during treatment with bosutinib, including dosing strategies, based on the latest published evidence and clinical experience.

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Philadelphia chromosome-positive (Ph+) lymphoid blast crisis (BC), emanating from chronic myeloid leukemia (CML), is a fatal disease with limited treatment options. Asciminib (ABL001) is a novel selective allosteric inhibitor of the ABL kinase with high efficacy against TKI-resistant BCR::ABL1. In this study, we demonstrate significant suppression of an aggressive B-lymphoblastic disease and restoration of normal hematopoiesis in an inducible transgenic mouse model of p210-BCR::ABL1-positive CML-BC.

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Objectives: Despite major advances in treatment options for multiple myeloma (MM), patients refractory to the main drug classes and those with aggressive, especially extramedullary disease, still face a dismal outcome. For these patients, effective therapeutic options are urgently warranted.

Methods: In this retrospective study, we report on the safety and efficacy of the intensive combination regimen of pomalidomide plus cisplatin, doxorubicin, cyclophosphamide, and etoposide (Pom-PACE) in patients with relapsed refractory MM (RRMM) or plasma cell leukemia (PCL).

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  • In newly diagnosed acute myeloid leukemia (AML), immediate treatment is typical; however, sometimes treatment may be delayed to evaluate other health issues or risks.
  • A study analyzed the effects of the timing of treatment initiation on outcomes for patients receiving venetoclax-based therapy, comparing two patient groups with average ages of 76 and 72.
  • Results showed no significant difference in overall survival or complications (like severe infections) between those who started treatment within 10 days versus later, suggesting that delaying therapy may be safe for certain patients with proper monitoring.
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Background: Calcium (Ca) signaling regulates various vital cellular functions, including integrin activation and cell migration. Store-operated calcium entry (SOCE) via calcium release-activated calcium (CRAC) channels represents a major pathway for Ca influx from the extracellular space in multiple cell types. The impact of JAK2-V617F and CALR mutations which are disease initiating in myeloproliferative neoplasms (MPN) on SOCE, calcium flux from the endoplasmic reticulum (ER) to the cytosol, and related key signaling pathways in the presence or absence of erythropoietin (EPO) or thrombopoietin (TPO) is poorly understood.

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The BYOND study evaluated the efficacy and safety of bosutinib 500 mg once daily in patients with chronic myeloid leukemia (CML) resistant/intolerant to prior tyrosine kinase inhibitors (TKIs). These post-hoc analyses assessed the efficacy and safety of bosutinib by resistance or intolerance to prior TKIs (imatinib-resistant vs dasatinib/nilotinib-resistant vs TKI-intolerant), and cross-intolerance between bosutinib and prior TKIs (imatinib, dasatinib, nilotinib), in patients with Philadelphia chromosome-positive chronic phase CML. Data are reported after ≥3 years' follow-up.

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Objective: This review aims to systematically map and categorize the current state of wearable applications among oncology patients and to identify determinants impeding clinical implementation.

Methods: A Medline, Embase and clinicaltrials.gov search identified journal articles, conference abstracts, letters, reports, dissertations and registered studies on the use of wearables in patients with malignancies published up to 10 November 2021.

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  • - The EURO-SKI study, the largest clinical trial on stopping tyrosine kinase inhibitors (TKIs) for chronic myeloid leukemia, involved 728 patients and found that 61% maintained major molecular response (MMR) at 6 months and 46% at 36 months.
  • - Key factors influencing MMR maintenance included the length of TKI treatment and the patient's deep molecular remission duration before stopping treatment, along with the type of leukemia transcript.
  • - For patients experiencing late MMR losses, factors like TKI treatment duration, the presence of blasts in blood, and platelet counts at diagnosis were significant predictors of outcomes during the 36-month follow-up.
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We identified 71 patients with AdvSM (aggressive SM [ASM], SM with an associated hematologic neoplasm [SM-AHN, e.g., acute myeloid leukemia, SM-AML], mast cell leukemia [MCL]) in two national registries (DRST/GREM) who received an allogeneic hematopoietic cell transplantation (alloHCT) performed in Germany from 1999-2021.

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Bone marrow biopsy (BMB) is a well-established diagnostic tool for various hematological, oncological, and other medical conditions. However, treatment options for geriatric patients (pts) facing these diseases are often constrained. In this single-center, retrospective analysis we assessed the diagnostic value of BMB in geriatric pts aged ≥ 85 years and examined its impact on therapeutic decisions.

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Introduction: Estimated 50,000 minor children in Germany experience a newly diagnosed cancer in one of their parents every year. Family resilience has proven to be an important concept against life crises. However, little research exists regarding family resilience in the context of parental cancer with minor children.

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The development of the BCR::ABL1 tyrosine kinase inhibitors (TKIs) has transformed Philadelphia chromosome (Ph)-positive chronic myeloid leukemia (CML) from a fatal disease to an often-indolent illness that, when managed effectively, can restore a life expectancy close to that of the normal population. Bosutinib is a second-generation TKI approved for adults with Ph-positive CML in chronic phase, accelerated phase, or blast phase that is resistant or intolerant to prior therapy, and for newly diagnosed Ph-positive chronic phase CML. This review details the efficacy of bosutinib for the treatment of CML in the first- and second-line settings, as well as in third- and later-line settings for high-risk patients resistant or intolerant to at least 2 TKIs.

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The myeloproliferative disease polycythemia vera (PV) driven by the JAK2 V617F mutation can transform into myelofibrosis (post-PV-MF). It remains an open question how JAK2 V617F in hematopoietic stem cells induces MF. Megakaryocytes are major players in murine PV models but are difficult to study in the human setting.

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Acquired aplastic anemia is a bone marrow failure syndrome characterized by hypocellular bone marrow and peripheral blood pancytopenia. Frequent clinical responses to calcineurin inhibition and antithymocyte globulin strongly suggest critical roles for hematopoietic stem/progenitor cell-reactive T-cell clones in disease pathophysiology; however, their exact contribution and antigen specificities remain unclear. We determined differentiation states and targets of dominant T-cell clones along with their potential to eliminate hematopoietic progenitor cells in the bone marrow of 15 patients with acquired aplastic anemia.

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Background: The search for biomarkers to identify suitable candidates for immune checkpoint inhibitor (ICI) therapy remains ongoing. We evaluate how soluble levels of the next generation immune checkpoint Lymphocyte Activation Gene-3 (sLAG-3) and its association with circulating T lymphocyte subsets could pose as a novel biomarker to predict outcome to ICI therapy.

Methods: Circulating levels of sLAG3 were analyzed using multiplex immunoassay in n = 84 patients undergoing ICI therapy for advanced solid cancer, accompanied by flow cytometry analyses of peripheral blood mononuclear cells (PBMCs).

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