Publications by authors named "Manier S"

Most transplant-ineligible patients present with multiple myeloma (MM) refractory to lenalidomide and/or anti-CD38 monoclonal antibody at first relapse and represent a difficult-to-treat population. The Intergroupe Francophone du Myélome phase 2 study iberdomide, ixazomib and dexamethasone (I2D) evaluated the oral triplet iberdomide, ixazomib and dexamethasone in MM patients aged ≥70 years at first relapse (NCT04998786). Seventy patients were enrolled to receive iberdomide (1.

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Introduction: Multiple myeloma patients aged 80 years and older are a population more prone to comorbidities and frailty. We aim to describe the real-life management and outcomes of this population. EMMY is a descriptive large-scale study.

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  • Tumor dormancy is when cancer cells can hide and become resistant to treatments, making it hard to fully get rid of cancer.
  • The study looked at how these dormant cancer cells work using special models of leukemia and melanoma, using lots of different scientific techniques to understand their behavior and find new ways to treat them.
  • Researchers found unique gene mutations and changes in proteins in dormant cells, suggesting how they survive and resist therapies, which could help develop better treatments for patients.
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Outcomes are poor in triple-class-exposed (TCE) relapsed and refractory multiple myeloma (R/RMM). In the phase 3 KarMMa-3 trial, patients with TCE R/RMM and 2 to 4 prior regimens were randomized 2:1 to idecabtagene vicleucel (ide-cel) or standard regimens (SRs). An interim analysis (IA) demonstrated significantly longer median progression-free survival (PFS; primary end point; 13.

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  • Teclistamab is a bispecific antibody approved for treating patients with relapsed/refractory multiple myeloma who have previously undergone multiple treatments, including BCMA-targeted therapies.
  • In a clinical study (MajesTEC-1), patients with a median of six prior treatments received weekly doses of teclistamab, resulting in a 52.5% overall response rate with some achieving complete remission.
  • The treatment had manageable side effects, with common adverse events including neutropenia and infections, while showing a median overall survival of 15.5 months in heavily pretreated patients.
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Multiple myeloma (MM) is a haematological lymphoid malignancy involving tumoural plasma cells and is usually characterized by the presence of a monoclonal immunoglobulin protein. MM is the second most common haematological malignancy, with an increasing global incidence. It remains incurable because most patients relapse or become refractory to treatments.

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With a rising demand of cocaine over the last years, it is likely that unregulated new psychoactive substances with similar effects such as indatraline ((1,3)-3-(3,4-dichlorophenyl)--methyl-2,3-dihydro-1-inden-1-amine) and troparil (Methyl (1,2,3,5)-8-methyl-3-phenyl-8-azabicyclo[3.2.1]octane-2-carboxylate) become popular as well.

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  • Acute myeloid leukemias (AML) have a poor survival prognosis, and new treatments like quizartinib, a tyrosine kinase inhibitor (TKI), struggle to eliminate all leukemic cells.
  • Research indicates that leukemic cells can survive TKI treatment by relying on mitochondrial oxidative metabolism, particularly through glutamine oxidation.
  • Combining quizartinib with L-asparaginase shows potential in overcoming drug resistance and improving treatment effectiveness for patients with FLT3-mutated AML.
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Background: Bortezomib, lenalidomide, and dexamethasone (VRd) is a preferred first-line treatment option for patients with newly diagnosed multiple myeloma. Whether the addition of the anti-CD38 monoclonal antibody isatuximab to the VRd regimen would reduce the risk of disease progression or death among patients ineligible to undergo transplantation is unclear.

Methods: In an international, open-label, phase 3 trial, we randomly assigned, in a 3:2 ratio, patients 18 to 80 years of age with newly diagnosed multiple myeloma who were ineligible to undergo transplantation to receive either isatuximab plus VRd or VRd alone.

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  • CD38-targeting immunotherapy combined with lenalidomide and dexamethasone is the current best standard of care for newly diagnosed multiple myeloma patients who can't undergo transplants.
  • A phase 3 study involving 270 patients tested the effectiveness of adding weekly bortezomib to this regimen, comparing the outcomes of the combination (Isa-VRd) against the standard (IsaRd).
  • Results showed a significantly higher rate of minimal residual disease negativity at 18 months and better response rates in the Isa-VRd group, suggesting it could become the new standard of care for these patients.
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Idecabtagene vicleucel (ide-cel), a chimeric antigen receptor T-cell therapy targeting B-cell maturation antigen (BCMA), received early access program (EAP) authorization in France in April 2021 for relapsed/refractory multiple myeloma (RRMM). We conducted a real-world registry-based multicentre observational study in 11 French hospitals to evaluate ide-cel outcomes. Data from 176 RRMM patients who underwent apheresis between June 2021 and November 2022 were collected from the French national DESCAR-T registry.

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Background: IMAGE is a retrospective cohort study of patients enrolled in early access programs (EAPs) in France with relapsed/refractory multiple myeloma (RRMM) receiving isatuximab with pomalidomide and dexamethasone (Isa-Pd).

Methods: Patients aged ≥18 years with RRMM who received ≥1 dose of Isa under the EAPs between July 29, 2019 and August 30, 2020 were included. Effectiveness endpoints included progression-free survival (PFS) and response rates.

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Multiple myeloma remains an incurable disease, despite the development of numerous drug classes and combinations that have contributed to improved overall survival. Immunotherapies directed against cancer cell-surface antigens, such as chimeric antigen receptor (CAR) T-cell therapy and T-cell-redirecting bispecific antibodies, have recently received regulatory approvals and shown unprecedented efficacy. However, these immunotherapies have unique mechanisms of action and toxicities that are different to previous treatments for myeloma, so experiences from clinical trials and early access programmes are essential for providing specific recommendations for management of patients, especially as these agents become available across many parts of the world.

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Unsuitable sample preparation may result in loss of important analytes and consequently affect the outcome of untargeted metabolomics. Due to species differences, different sample preparations may be required within the same biological matrix. The study aimed to compare the in-house sample preparation method for urine with methods from literature and to investigate the transferability of sample preparation from human urine to rat urine.

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Introduction: Untargeted metabolomics studies are expected to cover a wide range of compound classes with high chemical diversity and complexity. Thus, optimizing (pre-)analytical parameters such as the analytical liquid chromatography (LC) column is crucial and the selection of the column depends primarily on the study purpose.

Objectives: The current investigation aimed to compare six different analytical columns.

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Objectives: The goal of the research was to assess the quantitative relationship between median progression-free survival (PFS) and median overall survival (OS) specifically among patients with relapsed/refractory multiple myeloma (RRMM) based on published randomized controlled trials (RCTs).

Methods: Two bibliographic databases (PubMed and Embase, 1970-2017) were systematically searched for RCTs in RRMM that reported OS and PFS, followed by an updated search of studies published between 2010 and 2022 in 3 databases (Embase, MEDLINE, and EBM Reviews, 2010-2022). The association between median PFS and median OS was assessed using the nonparametric Spearman rank and parametric Pearson correlation coefficients.

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Multiple myeloma is characterized by a huge heterogeneity at the molecular level. The RAS/RAF pathway is the most frequently mutated, in ∼50% of the patients. However, these mutations are frequently subclonal, suggesting a secondary event.

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Background: Different production systems of livestock animals influence various factors, including the gut microbiota.

Methods: We investigated whether changing the conditions from barns to free-range chicken farming impacts the microbiome over the course of three weeks. We compared the stool microbiota of chicken from industrial barns after introducing them either in community or separately to a free-range environment.

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  • * Researchers studied 67 samples from 48 patients to identify genetic changes linked to high-risk disease stages and worse survival rates, finding specific genomic alterations like gain7q and del6q16.3 associated with poor prognosis.
  • * The study revealed different evolutionary pathways of MF, as well as potential biomarkers for identifying patients at higher risk of disease progression, emphasizing the importance of genomic analysis in managing MF.
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  • Multiple myeloma (MM) is an incurable blood cancer linked to MYC gene alterations, which currently lack effective drug-targeting options.
  • Research identified glutaminase (GLS1) as a vital gene for the survival of MYC-overexpressing cells, while showing it is not a primary cancer driver.
  • The study indicates that combining GLS1 and NAMPT inhibitors could be a promising approach to treat MYC-driven multiple myeloma by targeting cellular energy and synthesis pathways.
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While the current approach to precursor hematologic conditions is to "watch and wait," this may change with the development of therapies that are safe and extend survival or delay the onset of symptomatic disease. The goal of future therapies in precursor hematologic conditions is to improve survival and prevent or delay the development of symptomatic disease while maximizing safety. Clinical trial considerations in this field include identifying an appropriate at-risk population, safety assessments, dose selection, primary and secondary trial endpoints including surrogate endpoints, control arms, and quality-of-life metrics, all of which may enable more precise benefit-risk assessment.

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Background: Chimeric antigen receptor T-cell therapy idecabtagene vicleucel (ide-cel) showed significantly improved progression-free survival compared with standard regimens in adults with relapsed and refractory multiple myeloma who had received two to four previous regimens in the ongoing phase 3 KarMMa-3 trial (NCT03651128). This study analysed patient-reported outcomes (PROs), a KarMMa-3 secondary endpoint.

Methods: In the randomised, open-label, phase 3 KarMMa-3 trial, 386 patients in hospitals (≥18 years of age, with measurable disease and an Eastern Cooperative Oncology Group performance status score of 0 or 1, who had received two to four previous regimens-including an immunomodulatory agent, a proteasome inhibitor, and daratumumab-and had documented disease progression after receiving their last dose of the last therapy) were randomly assigned to ide-cel (n=254) or standard regimens (daratumumab, pomalidomide, and dexamethasone; daratumumab, bortezomib, and dexamethasone; ixazomib, lenalidomide, and dexamethasone; carfilzomib and dexamethasone; or elotuzumab, pomalidomide, and dexamethasone; n=132).

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