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In this week's episode, Blood editor Dr. Laura Michaelis interviews Drs. Matthew Frank and Jieqing Zhu on their latest articles published in volume 147 issue 22 of Blood. Dr. Frank discusses "How I treat HLH-like toxicities after immune effector cell therapy", in which the two cases presented emphasize the need for early identification, the use of anticytokine therapy with either emapalumab or ruxolitinib when organ toxicities worsen despite conventional CRS-directed treatment, and the need for ancillary supportive care as central to success. Dr. Zhu shares insights from "Structural Basis of HPA-1 a Alloimmunization in FNAIT and Allosteric Regulation of Integrin Conformation" where they probed the structure-function relationships underpinning interactions of alloantibodies against the most common target, human platelet antigen 1a (HPA-1a). Their data can help explain why some alloantibodies cause severe hemorrhagic FNAIT while others result in milder, asymptomatic thrombocytopenia.

In this week's episode, Blood editor Dr. Laura Michaelis interviews Drs. Pierre-Yves Dumas and Samik Basu on their latest articles published in Blood. Dr. Dumas talks about "Prognostic impact of FLT3-ITD microclones in young adults with acute myeloid leukemia treated with intensive chemotherapy" where the team was able to identify that ultra-low-burden FLT3-ITD microclones are associated with higher relapse risk and inferior relapse-free survival. Their work encourages the evaluation of FLT3 inhibitor strategies. Dr. Basu discusses "CD19 CAR T-cell therapy is feasible for patients with pemphigus vulgaris treated without lymphodepletion in the RESET-PV trial". In four patients, the treatment was well tolerated and supported CAR T-cell expansion and persistence, challenging the need for lymphodepletion and supporting chemotherapy-free approaches in autoimmune disease.

In this week's episode, Blood editor Dr. James Griffin interviews Drs. Hanny Al-Samkari and Xin Zhou on their latest articles published in Blood. This episode highlights two important advances in hematology: the first report from the CHORUS registry for hereditary hemorrhagic telangiectasia (HHT) presented by Dr. Al-Samkari and also the introduction of the ASH Hematomics (ASHOP) platform for integrative genomic data analysis presented by Dr. Zhou. The CHORUS registry reveals that HHT is a progressive, underrecognized inherited bleeding disorder with a substantial burden of recurrent bleeding, iron deficiency, arteriovenous malformations, and life-threatening complications, while emphasizing the need for earlier diagnosis and the development of targeted therapies. The second presentation introduces ASHOP, an open-access platform that enables researchers to explore and integrate large-scale clinical and genomic datasets, facilitating discoveries in leukemia and other hematologic diseases through advanced analytical tools. Together, these studies demonstrate how comprehensive patient registries and innovative data-sharing resources are advancing precision medicine, improving disease understanding, and accelerating future research across hematology.

In this week's episode, Blood editor Dr. James Griffin interviews Drs. Haris Sohail and Lucas Kühne on their latest articles published in volume 147 issue 21 of Blood. In this CME article titled, "Retrospective, Real-World Study of IV Iron Use to Treat Iron deficiency Anemia During Acute Infection", Sohail et al show that IV iron given during acute infection with iron deficiency anemia is associated with improved 14-day and 90-day survival as well as hemoglobin recovery. Although this report has the limitations of a retrospective study, these findings challenge current practice and support randomized trials that include patients with infection. In "Revisiting Clinical Response and Refractoriness in Immune Thrombotic Thrombocytopenic Purpura", Kühne et al show in a multicenter registry study of 204 patients that refractoriness during caplacizumab treatment in immune TTP is uncommon and, when observed, is typically associated with confounding clinical factors. These findings underscore the importance of careful clinical reassessment and evaluation for alternative etiologies in patients with delayed platelet recovery, rather than attributing such cases to true treatment resistance.

In this week's episode, Blood editor Dr. Laura Michaelis interviews Drs. Kirsty Hillier and Marco Ruella on their latest articles published in Blood. For "Predicting Development of Pediatric Chronic Immune Thrombocytopenia at Disease Onset Using a Statistical Risk Model", Dr. Hillier shares the potential benefits of incorporating this new model to enhance the care of the 1 in 4 patients who develop chronic ITP. As an alternative to current guidelines which advise providers to "wait and see", this online model determines patients who are at risk for chronic ITP, allowing for providers to make informed decisions on their continued care. In "Harnessing the CD2 axis to broaden and enhance the efficacy of CAR T-cell therapies", Dr. Ruella explains how the treatment of T-cell neoplasms is limited by a lack of discriminating T-cell antigens that allow for effective antitumor responses while preventing CAR T-cell fratricide. The team found that CD2 was a viable target, especially combined with a novel PD-1:CD2 switch receptor to remedy dysfunction caused by CD2 deletion.

In this week's episode, Blood editor Dr. James Griffin interviews Drs. Heinz Zoller and Raul Ribeiro on their latest articles published in Blood. Dr. Zoller discusses "Ferric Carboxymaltose Increases Fracture Risk in Patients and Reduces Bone Formation in Mice with Iron Deficiency Anemia", and how these findings support consideration of alternative IV iron formulations that provide similar efficacy without risk of skeletal complications. Dr. Ribeiro discusses "A low-versus standard-dose regimen an induction for AML: a multicenter, randomized noninferiority trial" and how the low-dose regimen is associated with fewer toxicities, faster hematologic recovery, and reduced health care costs, suggesting a feasible treatment strategy for resource-limited settings.

In this week's episode, Blood editor Dr. Laurie Sehn interviews Drs. Everett Meyer and Olivier Hermine on their latest articles published in volume 147 issue 11 of Blood. Dr. Everett Meyer discusses "Orca-T vs allogeneic hematopoietic stem cell transplantation (PRECISION-T): a multicenter, randomized phase 3 trial" which demonstrated that Orca-T showed superior chronic GVHD–free survival compared to the control arm (78.0% vs 38.4%, P < .001) and lower nonrelapse mortality (3.4% vs 13.2%, P = .03). Dr. Olivier Hermine shares insights from "VEXAS anemia is a mosaic erythroblastopenia" which proposes that VEXAS syndrome–associated anemia should be considered as a mosaic erythroblastopenia, in which the severity of anemia is influenced by the quality and quantity of the UBA1–wild-type compartment.

In this episode, Blood editor Dr. Laura Michaelis interviews Drs. Nigel Russell and Uwe Platzbecker on their articles published in volume 147 issue 10 of Blood. Dr. Russell discuses "CPX-351 vs daunorubicin, cytarabine, and gemtuzumab ozogamicin in older adults with non–adverse-risk AML: the NCRI AML18 trial" where a large randomized trial demonstrated that DA-GO2 provided greater overall survival as compared to CPX-351, and that further studies should compare DA-GO2 to lower-intensity venetoclax-based regimens. Dr. Platzbecker shares insights from the first prospective study to evaluate the clinical impact of early therapeutic intervention for MRD in "Azacitidine to treat measurable residual disease in patients with MDS/AML: final long-term results of the RELAZA2 trial" demonstrating potential therapies for patients to achieve and maintain remission.

In this week's episode, Blood editor Dr. Philippe Armand interviews Drs. Manali Kamdar and Nancy L. Bartlett on their latest review article published in Blood titled “From breakthroughs to blueprints: evolving evidence and future directions in relapsed and refractory large B-cell lymphoma”. They discuss the how the advent of chimeric antigen receptor T cells, antibody-drug conjugates, and bispecific antibodies all show major increases in efficacy over legacy chemotherapy-based regimens. They also share their insights on how to transform treatment paradigms in light of these breakthroughs.

In this Review series episode, Blood associate editor Dr. Diane Krause interviews contributing authors from the Review Series on Clonal tracking in Hematopoiesis published in volume 147 issue 23 of Blood. Dr. Alejo E. Rodriguez-Fraticelli speaks to the development of his paper, "Clonal tracing of blood stem cells across mouse and human lifespans”, which provides a detailed overview of the experimental approaches that make clonal analysis possible, and which approaches are most appropriate to use to address specific questions. Dr. Shalin H. Naik speaks about how different clonal tracking approaches have been used to address the central question of clonal fate specification of stem and progenitor cells to specific lineages in “The evolution of hematopoietic models through a clonal lens”. Finally, Dr. Federico Gaiti speaks about “Methylation-based lineage tracing in cancer”, which takes these ideas into the context of cancer, focusing on how DNA methylation can be used to reconstruct clonal relationships.