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By American Society of Hematology
4.1
4949 ratings
The podcast currently has 398 episodes available.
The most played episodes among Podcast App listeners.

In this week's episode, Blood editor Dr. James Griffin interviews Drs. Thomas Milne and Dominique Bonnet on their latest articles published in volume 147 issue 24 of Blood. Dr. Milne discusses how transcription factors simultaneously activate enhancers and connect them to their target genes in KMT2A-rearranged acute lymphoblastic leukemia. The binding of MYB, a key hematopoietic TF, is sufficient to drive novel enhancer activation, including initiating 3D contact with target promoters to drive ectopic expression of distal oncogenes. Continued MYB binding is required to maintain enhancer-promoter interactions, indicating that disruption of MYB is therapeutically tractable in multiple leukemias. Then, considering bone marrow vasculature, Dr. Bonnet discusses how the use of in vivo models to identify selective injury to sinusoidal endothelial cells caused by venetoclax-azacitidine, revealed a therapy-associated mechanism that links BM niche damage to impaired hematopoietic recovery. These data help explain the prolonged BM hypoplasia observed in some patients and prompt further research into how other targeted therapy-based induction regimens influence the BM microenvironment. Featured ArticlesMYB activity drives emergent enhancer activation and enhancer-promoter interactions in acute lymphoblastic leukemiaRemodeling of the bone marrow vasculature induced by venetoclax and azacitidine damage

In this week's episode, Blood editor Dr. Laurie Sehn interviews Drs. Camille Laurent and Christine Bezombes on their latest article published in Blood titled "Patient-derived lymphoma spheroids reveal predictive markers of glofitamab resistance in relapsed/refractory B-NHL." By using patient-derived lymphoma spheroids as an ex vivo platform, they identify key mechanisms of resistance to the bispecific T-cell engager glofitamab in B-cell non-Hodgkin lymphoma, showing that higher CD8 T-cell abundance and cytotoxic activity is associated with better therapeutic responses, while increased T follicular helper (Tfh) cells correlate with resistance. The authors further show that resistance could be overcome by depleting Tfh cells or combining glofitamab with TIGIT (T-cell immunoreceptor with Ig and ITIM domains) blockade, highlighting promising strategies to improve responses to T-cell engager therapies.

In this week's episode, Blood editor Laurie Sehn interviews Drs. Efstathios Kastritis and Lucia Chen on their latest articles published in Blood. Dr. Kastritis shares insights and results from the final survival analysis of the ANDROMEDA trial, which determined that adding daratumumab to cyclophosphamide, bortezomib, and dexamethasone improves hematologic responses and overall survival in newly diagnosed AL amyloidosis. Dr. Chen elaborates on the key benefits of Ikaros degradation for reducing T-cell dysfunction in MM patients: Ikaros degradation by mezigdomide enhances anti–B-cell maturation antigen CAR-T and bispecific TCE therapy efficacy in vitro and in vivo. Featured Articles: Daratumumab-Bortezomib-Cyclophosphamide-Dexamethasone for Newly Diagnosed Amyloidosis: ANDROMEDA Final Survival Analysis | Efstathios KastritisIkaros degradation by mezigdomide reduces T-cell dysfunction and improves the efficacy of antimyeloma T-cell therapies | Lucia Chen

In this week's episode, Blood editor Dr. James Griffin interviews Drs. George Goshua, Gerd Blobel, and Paul Kaminski on their latest articles published in Blood. Dr. Goshua elaborates on the background and then insights from "Haploidentical transplant, gene therapy, and standard care in sickle cell disease: a cost-effectiveness analysis". This analysis provides valuable guidance for clinicians, patients, and health systems as they consider treatment choices. However, as concluded in the accompanying Blood Commentary, the true measure of success is not which therapy “wins” the economic argument, but whether each patient receives the therapy best suited to their clinical needs and values. Then, Drs. Gerd Blobel and Paul Kaminski share "Dissecting polycomb complexes for enhanced fetal hemoglobin production", which utilizes a comprehensive CRISPR-based screen to interrogate the components of these repressive complexes and identified a single protein domain in EZH2, a subunit of PRC2, as a potential therapeutic target. They demonstrate that inhibition of the domain encoded by exon 14 of EZH2 selectively derepresses fetal hemoglobin expression, raising the possibility of developing drugs that specifically target this domain to treat hemoglobinopathies.

In this week's episode, associate editor Dr. James Griffin interviews researchers Dr. John Semple and Dr. Othman Al-Sawaf on their groundbreaking studies on transfusion-related acute lung injury and chronic lymphocytic leukemia treatment. Dr. Semple explored how mitochondrial DNA could act as a first hit in lung injury, while Dr. Al-Sawaf revealed that patient fitness may not significantly impact the efficacy of targeted CLL treatments. Both studies challenge existing medical assumptions and suggest new approaches to understanding disease mechanisms and treatment responses. Featured ArticlesThe impact of fitness and dose intensity on clinical outcomes with venetoclax-obinutuzumab in CLLMitochondrial DNA via recipient TLR9 acts as a potent first-hit in murine transfusion-related acute lung injury (TRALI)
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