134 results match your criteria: "University Hospital of Salamanca - IBSAL[Affiliation]"

Absence of MCJ/DnaJC15 promotes brown adipose tissue thermogenesis.

Nat Commun

January 2025

Centro Nacional de Investigaciones Cardiovasculares (CNIC), Madrid, Spain.

Obesity poses a global health challenge, demanding a deeper understanding of adipose tissue (AT) and its mitochondria. This study describes the role of the mitochondrial protein Methylation-controlled J protein (MCJ/DnaJC15) in orchestrating brown adipose tissue (BAT) thermogenesis. Here we show how MCJ expression decreases during obesity, as evident in human and mouse adipose tissue samples.

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Multiple myeloma (MM) remains incurable, with poor outcomes in heavily pre-treated patients with plasmacytomas. Chimeric antigen receptor (CAR) T-cell therapy has emerged as a promising treatment option; however, outcomes after such therapy in patients with soft-tissue plasmacytomas and other bone lesions remain poorly understood. Data regarding these parameters is scarce within the specific context of CAR T-cell treatment.

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In this paper, we present a comparative analysis of the transcriptomic profile of three different human cell types: hematopoietic stem cells (HSCs), bone marrow-derived mesenchymal stem cells (MSCs) and fibroblasts (FIBs). The work aims to identify unique genes that are differentially expressed as specific markers of bone marrow-derived MSCs, and to achieve this undertakes a detailed analysis of three independent datasets that include quantification of the global gene expression profiles of three primary cell types: HSCs, MSCs and FIBs. A robust bioinformatics method, called , is used to assess the specific association between one or more genes expressed in a sample and the outcome variable, that is, the 'cell type' provided as a single univariate response.

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Article Synopsis
  • The study examined the impact of immunoparesis (IP) recovery on the prognosis of 113 newly diagnosed transplant-ineligible multiple myeloma (MM) patients who received a fixed treatment regimen and achieved complete or very good partial responses.
  • Results showed that patients who initially had IP and then experienced recovery during or after treatment had significantly longer progression-free survival (PFS) and overall survival (OS) compared to those who did not recover.
  • Additionally, among MRD negative patients, those with IP recovery also demonstrated improved PFS and OS, highlighting that IP recovery can enhance prognostic evaluations in combination with MRD status in this patient population.
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Rationale: Anti-CD19 chimeric antigen receptor T-cell (CAR-T) therapy is a successful treatment for B-cell malignancies associated with cytokine release syndrome (CRS) and immune effector cell-associated neurotoxicity syndrome (ICANS). Cardiovascular toxicities have also been reported in this setting. However, there is scarce data regarding development of autonomic disorders after CAR-T cell therapy.

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Skeletal muscle has gained recognition as an endocrine organ releasing myokines upon contraction during physical exercise. These myokines exert both local and pleiotropic health benefits, underscoring the crucial role of muscle function in countering obesity and contributing to the overall positive effects of exercise on health. Here, we found that exercise activates muscle p38γ, increasing locomotor activity through the secretion of interleukin-15 (IL-15).

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Anti-signal recognition particle myopathy (anti-SRP myopathy) is a rare subtype of immune-mediated inflammatory myopathy characterized by muscle weakness and anti-SRP autoantibodies. Although plasma exchange (PE) is used in severe cases, its role remains unclear. A systematic review was conducted following PRISMA guidelines, identifying 23 patients with anti-SRP myopathy treated with PE.

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Article Synopsis
  • - Obesity is linked to low-grade inflammation and issues with energy balance and heat production, and the influence of regulatory T cells (Treg) on these processes is not well understood.
  • - Research shows that the p38 pathway is crucial for T cell-related inflammation and thermogenesis in fat tissue; mice lacking specific p38 activators are less likely to become obese and have better metabolic health.
  • - IL-35, which promotes fat cell thermogenesis and reduces inflammation, is found in lower levels in obese patients; the study reveals that p38 regulates IL-35 expression through the mTOR pathway in Treg cells.
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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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Article Synopsis
  • Talquetamab is a bispecific antibody approved for treating relapsed/refractory multiple myeloma in patients who have failed multiple earlier treatments, based on the MonumenTAL-1 trial results.
  • Researchers created a control group using data from two real-world studies to compare talquetamab's effectiveness against standard physician-selected therapies.
  • Results showed that patients receiving talquetamab had significantly better outcomes in terms of overall response, progression-free survival, and overall survival compared to those receiving other treatments.
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p63 controls metabolic activation of hepatic stellate cells and fibrosis via an HER2-ACC1 pathway.

Cell Rep Med

February 2024

Department of Physiology, CIMUS, University of Santiago de Compostela, 15782 Santiago de Compostela, Spain; CIBER Fisiopatologia de la Obesidad y Nutrición (CIBERobn), 15782 Santiago de Compostela, Spain; Galicia Agency of Innovation (GAIN), Xunta de Galicia, 15702 Santiago de Compostela, Spain. Electronic address:

The p63 protein has pleiotropic functions and, in the liver, participates in the progression of nonalcoholic fatty liver disease (NAFLD). However, its functions in hepatic stellate cells (HSCs) have not yet been explored. TAp63 is induced in HSCs from animal models and patients with liver fibrosis and its levels positively correlate with NAFLD activity score and fibrosis stage.

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Introduction: Teclistamab is the first approved B cell maturation antigen × CD3 bispecific antibody with precision dosing for the treatment of triple-class exposed (TCE) relapsed/refractory multiple myeloma (RRMM). We compared the effectiveness of teclistamab in MajesTEC-1 versus real-world physician's choice of therapy (RWPC) in patients from the prospective, non-interventional LocoMMotion and MoMMent studies.

Methods: Patients treated with teclistamab from MajesTEC-1 (N = 165) were compared with an external control arm from LocoMMotion (N = 248) or LocoMMotion + MoMMent pooled (N = 302).

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Introduction: Patients with relapsed or refractory multiple myeloma (RRMM) report significantly lower HRQoL compared with patients with newly diagnosed MM and experience further deterioration in HRQoL with each relapse and subsequent treatment. Therefore, consideration of the impact of treatment on HRQoL in addition to clinical outcomes is vital.

Patients And Methods: In the phase I/II MajesTEC-1 (NCT03145181, NCT04557098) study, patients with RRMM who received teclistamab, an off-the-shelf, T-cell redirecting BCMA × CD3 bispecific antibody, had deep and durable responses with manageable safety.

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Article Synopsis
  • Teclistamab, a bispecific antibody targeting BCMA, shows strong effectiveness in patients with multiple myeloma but leads to a high incidence of infections due to its impact on the immune system.
  • The treatment results in rapid depletion of B cells and significantly lowers levels of various immunoglobulins, impairing patients' ability to respond to vaccines.
  • Utilizing intravenous immunoglobulin (IVIG) can reduce the risk of serious infections in patients on teclistamab, highlighting the importance of immunoglobulin support in managing these patients' immune health.
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Article Synopsis
  • High-risk multiple myeloma (MM) patients, especially those who relapse early after therapy, benefit significantly from the combination of daratumumab with either bortezomib/dexamethasone or lenalidomide/dexamethasone.
  • In the CASTOR and POLLUX studies, daratumumab significantly improved progression-free survival (PFS) and overall survival (OS) for relapsed/refractory MM patients across both early and late relapse groups.
  • Despite not fully overcoming the risks associated with early relapse, the findings support using daratumumab for patients with one prior line of therapy, enhancing complete response rates and minimal residual disease negativity.
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Immunoparesis (IP) in multiple myeloma (MM) patients can be measured by classic assessment of immunoglobulin (Ig) levels or by analysis of the uninvolved heavy/light chain pair of the same immunoglobulin (uHLC) by the Hevylite® assay. In this study we evaluate the prognostic value of recovery from IP measured by classic total Ig and uHLC assessment in newly diagnosed MM transplant-eligible (NDMM-TE) patients with intensive treatment and its association with minimal residual disease (MRD). Patients were enrolled and treated in the PETHEMA/GEM2012MENOS65 trial and continued in the PETHEMA /GEM2014MAIN trial.

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Background: Patients with relapsed/refractory multiple myeloma are at increased risk of infection. Infections during treatment with teclistamab, the first B-cell maturation antigen-directed bispecific antibody approved for triple-class-exposed relapsed/refractory multiple myeloma, was examined in the phase 1/2 MajesTEC-1 study.

Methods: Patients (N = 165) received subcutaneous teclistamab 1.

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Article Synopsis
  • The APOLLO trial investigated the effectiveness of daratumumab combined with pomalidomide and dexamethasone against pomalidomide and dexamethasone alone in patients with relapsed or refractory multiple myeloma.
  • The study involved 304 patients from 48 centers in 12 European countries and focused on those with prior therapy responses and certain health criteria.
  • Results showed that the combination therapy significantly improved overall survival and maintained updated safety data, with the trial registered under ClinicalTrials.gov (NCT03180736).
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Mezigdomide plus Dexamethasone in Relapsed and Refractory Multiple Myeloma.

N Engl J Med

September 2023

From Dana-Farber Cancer Institute, Boston (P.G.R.); the Division of Medical Oncology and Hematology, Princess Margaret Cancer Centre, University of Toronto, Toronto (S.T.), and Arnie Charbonneau Cancer Institute, University of Calgary, Calgary, AB (N.J.B.) - both in Canada; NIHR UCLH Clinical Research Facility, University College London Hospitals NHS Foundation Trust (R.P.), the Institute of Cancer Research (C.P.), and the Royal Marsden NHS Foundation Trust (C.P.), London, and the Department of Clinical Haematology, Oxford University Hospitals NHS Foundation Trust, Oxford (K.R.) - all in the United Kingdom; University Hospital of Salamanca/IBSAL, Salamanca (M.-V.M.), the Department of Hematology, Hospital 12 de Octubre, Department of Medicine, School of Medicine, Complutense University, H12O-CNIO Clinical Research Unit, CIBERONC, Madrid (J.M.-L.), Hospital Universitari La Fe, Valencia (M.A.), Institut Català d'Oncologia and Institut Josep Carreras, Hospital Germans Trias i Pujol, Badalona (A.O.), Clínica Universidad de Navarra, CIMA, IDISNA, CIBERONC, Pamplona (P.R.O.), and Hospital San Pedro de Alcántara, Cáceres (I.C.-A.) - all in Spain; the Department of Hematology, Rigshospitalet, Copenhagen (A.J.V.); St. Vincent's Hospital Melbourne, University of Melbourne, Melbourne, VIC, Australia (H.Q.); the Department of Lymphoma and Myeloma, University of Texas M.D. Anderson Cancer Center, Houston (R.Z.O.); Winship Cancer Institute, Emory University, Atlanta (S. Lonial); Judy and Bernard Briskin Center for Multiple Myeloma Research, City of Hope, Duarte, CA (C.K.); Sungkyunkwan University, Samsung Medical Center, Seoul, South Korea (K.K.); Sarah Cannon Research Institute, Nashville (J.G.B.); Celgene International, a Bristol-Myers Squibb Company, Boudry, Switzerland (A.S., T.P.); and Bristol Myers Squibb, Princeton, NJ (J.P., S. Li, J.G., L.W., M.L., D.W.P., M.A., P.M., J.K., M.P.).

Background: Despite recent progress, multiple myeloma remains incurable. Mezigdomide is a novel cereblon E3 ubiquitin ligase modulator with potent antiproliferative and tumoricidal activity in preclinical models of multiple myeloma, including those resistant to lenalidomide and pomalidomide.

Methods: In this phase 1-2 study, we administered oral mezigdomide in combination with dexamethasone to patients with relapsed and refractory myeloma.

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Article Synopsis
  • The MonumenTAL-1 clinical trial evaluated the safety and efficacy of a new drug, talquetamab, for multiple myeloma patients who had not responded to previous treatments.
  • Conducted in two parts, the first part focused on identifying safe dosage levels, while the second part assessed how well the drug worked at those doses and monitored side effects.
  • Results indicated that two specific doses (405 μg/kg weekly and 800 μg/kg biweekly) were tolerable, though all participants experienced side effects, with serious adverse events occurring in about 34%-43% of participants.
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There are disparities in outcomes for patients with multiple myeloma (MM). We evaluated the influence of sociodemographic factors on global disparities in outcomes for patients with MM. This rapid evidence assessment (PROSPERO, CRD42021248461) followed PRISMA-P guidelines and used the PICOS framework.

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In this randomized phase II study (GEM-KyCyDex, clinicaltrials gov. Identifier: NCT03336073), the combination of weekly carfilzomib 70 mg/m2, cyclophosphamide and dexamethasone (KCd) was compared to carfilzomib and dexamethasone (Kd) in relapsed/refractory multiple myeloma (RRMM) after 1-3 prior lines (PL). One hundred and ninety-seven patients were included and randomized 1:1 to receive KCd (97 patients) or Kd (100 patients) in 28-day cycles until progressive disease or unacceptable toxicity occurred.

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