In this week’s episode, we’ll review results of a phase 3 randomized study demonstrating shorter time to neutrophil and platelet recovery with an ex vivo expanded hematopoietic progenitor cell product called omidubicel as compared to standard umbilical cord transplantation. Next, we’ll look at preliminary data on the development of lymphomas originating from piggyBac-modified CD19 CAR T-cells, sounding a note of caution for researchers exploring new gene modification methodologies for CAR...
Published 10/21/21
In this week’s episode, we will review a study that prospectively followed tuberculosis patients after treatment initiation to evaluate iron handling during the resolution of inflammatory anemia. We will also examine clinical benefit and long-term safety of gamma-retroviral gene therapy in patients with adenosine deaminase deficient severe combined immunodeficiency.
Published 10/14/21
In this week’s episode, we’ll review a study providing new insights on megakaryocyte diversity and function, including a unique subpopulation that may act as immune cells. Next, we’ll review research that intriguingly reveals a putative role for the PD1 gene in cutaneous T-cell lymphoma. Lastly, we’ll conclude with a report demonstrating a lack of cross-reaction between the antibodies that cause vaccine-induced thrombocytopenia and thrombosis, and the COVID-19 spike protein.
Published 10/07/21
In this week’s episode, we’ll review a study that demonstrates the efficacy of a synthetic inhibitor termed P-G6 that blocks P-selectin signaling and reduces thrombus formation in a pre-clinical model of non-occlusive venous thrombosis, learn more about how biallelic and single bZip CEBPA mutations have an equally favorable prognostic impact in acute myeloid leukemia, and examine the effects of modifying the pathophysiology of sickle cell anemia with therapeutic agents that increase oxygen...
Published 09/30/21
In this week’s episode, we review results of preclinical investigations that sound a note of caution regarding the potential use of JAK inhibitors as treatment for hemophagocytic lymphohistiocytosis (or HLH), research that provides new insights on how CD44 loss of function sensitizes AML cells to the BCL-2 inhibitor venetoclax, and conclude with a report that demonstrates cooperation between B cell receptor signaling and genetic lesions in CDKN2A, CDKN2B and TP53 in Richter transformation.
Published 09/23/21
In this week’s episode, we will review an integrated analysis of one of the largest adult BCR-ABL1-negative B-ALL patient cohorts treated in a single trial, learn more about the genotypic and phenotypic features of patients with clonal cytopenias, and look at a study showing that a serine protease expressed in the placenta cleaves α1-antitrypsin to generate a fragment that inhibits formation of neutrophil extracellular traps in neonates.
Published 09/16/21
In this week’s episode, we’ll review updated results of a phase 1b study that provide strong support for the use of fixed-duration venetoclax in patients with relapsed or refractory CLL. Next, we’ll review a research paper that provides new insights on the different subtypes of invariant natural killer T cells, which appear to have diverse immunoregulatory properties and anti-tumor effects. We will finish up with a report indicating that rare variants in the telomerase gene, TERT, are...
Published 09/09/21
In this week’s episode, we will review a study that shows that BCL11B is an important oncogene in acute leukemias with myeloid and T-lymphoid features, learn more about antibody responses to SARS-CoV-2 vaccination in lymphoma patients receiving B-cell directed therapies, and examine the role of programmed death ligand 1 (or PD-L1) and the PI 3 kinase-AKT survival pathway in delayed neutrophil apoptosis at sites of tissue inflammation.
Published 09/02/21
To reach the goal of curing currently incurable hematologic malignancies, we need to go beyond focusing on single gene mutations and gain deeper understanding of the consequences of genetic alterations on gene-regulatory pathways. Edited by John Crispino, these 5 cutting-edge reviews from leaders in the their fields not only summarize our current understanding of key pathways that contribute to myeloid malignancies, but also discuss new therapeutic avenues related to them. They provide a...
Published 08/26/21
In this week's episode, we will review a study that proposes IFN-λ therapy as a novel strategy to boost gut protection in GvHD, examine the immunomodulatory effects of decitabine in ITP, and learn about the discovery of TET2 mutations in chronic natural killer large granular lymphocyte leukemia
Published 08/26/21
In this week's episode, we will review a report on a clinical prognostic tool that identifies which group of older, fit acute myeloid leukemia patients may derive survival benefit from intensive induction and consolidation chemotherapy, learn more about how pediatric acute myeloid leukemia cells connect with mesenchymal stromal cells and the potential to exploit these cell-cell contacts in AML treatments, and examine the effects of eltrombopag and romiplostim in elderly patients with immune...
Published 08/19/21
In this week's episode, we’ll discuss the safety and efficacy of brentuximab vedotin in combination with nivolumab in patients with relapsed and refractory classical Hodgkin lymphoma, learn more about the aging signature of murine hematopoietic stem cells, and discuss the role of hepatocyte neogenin in iron homeostasis.
Published 08/12/21
In this week's episode, we’ll start by reviewing an intriguing study that, while not randomized, calls into question whether less-intensive induction therapies provide a survival or quality of life benefit in older patients with AML. Next, we will review the somewhat surprising findings from human and mouse model studies demonstrating that platelets downregulate T cell activity during sepsis, a finding that is associated with reduced survival. We will close with a report on a targeted...
Published 08/05/21
Today’s episode is a special edition that focuses exclusively on vaccine-induced immune thrombotic thrombocytopenia, or VITT, a rare but potentially fatal syndrome associated with adenovirus-based COVID-19 vaccines. The VITT syndrome is characterized by thrombocytopenia and thrombosis in association with platelet-activating anti-platelet factor 4 antibodies. First, we’ll review an insightful Spotlight article on what is known about VITT to date. Then we’ll discuss two new brief reports in...
Published 07/29/21
In this week’s episode, we will learn more about the use of high-dose post-transplant cyclophosphamide in matched unrelated donors versus HLA haploidentical grafts, review prognostic factors and outcomes from the largest cohort of patients with angioimmunoblastic T-cell lymphoma reported to date, and look at a study that suggests that high molecular weight kininogen contributes to acetaminophen-induced liver injury.
Published 07/22/21
In this week's episode, our studies include an analysis of thrombosis in pediatric patients with COVID-19, the predictive value of the CLL-international prognostic index in monoclonal B-cell lymphocytosis and Rai 0 stage CLL, and results from a phase 2 trial in newly diagnosed multiple myeloma patients treated with frontline carfilzomib, lenalidomide, and dexamethasone with autologous stem cell transplant.
Published 07/15/21
In this week's episode, we will review a study that addresses the issue of reconstitution of immunity to cytomegalovirus in transplant patients receiving the antiviral drug letermovir, learn more about the role extracellular vesicles play in forming a tumor supportive stromal cell niche in follicular lymphoma, and finally, look at a report identifying a mechanism that couples the treatment of acute ischemic stroke with tissue plasminogen activator to the development of intracerebral hemorrhage.
Published 07/08/21
Today’s podcast is a special edition that focuses exclusively on VEXAS syndrome, a newly identified adult-onset inflammatory syndrome with associated hematologic manifestations. VEXAS syndrome is a poor-prognosis disease caused by somatic mutations in the X-linked gene, UBA1. It was first reported by Beck and colleagues in the New England Journal of Medicine in December 2020.
Published 07/01/21
In this week’s episode, we will review a study that uses a combination of mouse models to identify IL-19 as a potent cytokine capable of promoting expansion and proliferation of neutrophils, examine the effects of targeted therapies on autoimmune cytopenia in patients with chronic lymphocytic leukemia, and learn about the mechanism of excessive complement activation caused by mutations in factor H-related protein 1 in patients with atypical hemolytic uremic syndrome.
Published 06/24/21
In this week’s episode, we will review the role of the hypoxia pathway in regulating neutrophil migration, explore the relationship between endothelial extracellular vesicles and the hemostatic effects of clotting Factor VIIa, and finally look at long-term outcomes with the BTK-inhibitor acalabrutinib in treatment-naive chronic lymphocytic leukemia patients.
Published 06/17/21
Platelets are critical for hemostasis and thrombosis, but recent research highlights their role in many other processes, including inflammation, wound healing, and lymphangiogenesis. In this episode, Drs. José López, Elisabeth Battinelli, Craig Williams, and Owen McCarty discuss the review series on platelets and cancer. The series focuses on the emerging role of platelets in cancer, influencing tumor growth and metastasis, immune evasion, and tumor angiogenesis. The reviews present the...
Published 06/10/21
In this week’s episode, we will review a study demonstrating low rates of response to the Pfizer-BioNTech COVID-19 vaccine among patients with chronic lymphocytic leukemia, review a study looking at associations between post-transplantation cyclophosphamide and cytomegalovirus infection according to donor source, and look at new research indicating that abnormal venous calf muscle pump function in the legs is a risk factor for venous thromboembolism (VTE) and predictor of all-cause mortality.
Published 06/10/21
In this week’s episode, we will review a study in sickle cell disease patients reporting abnormal retention of mitochondria in circulating red cells and elevated mitochondrial DNA in plasma, learn more about the fate of FLT3-ITD clones in AML patients treated with midostaurin, and look at a study showing, for the first time, that selected elderly patients with newly diagnosed multiple myeloma benefit from modification of standard myeloma treatment based on the level of frailty.
Published 06/03/21
In this week’s episode we will review a phase 1 clinical trial looking at novel fully humanized BCMA-targeting CAR in patients with relapsed or refractory multiple myeloma, discuss a plenary paper reporting that different lymph nodes from patients with follicular lymphoma often have distinct clones, and finally, examine a Letter to Blood reporting high levels of markers of complement activation in plasma during quiescent phases in catastrophic antiphospholipid syndrome patients.
Published 05/27/21
In this week’s episode, we will examine the prognostic significance of co-mutations in IDH-mutated AML, explore an alternative method of warfarin monitoring, and finally, consider the role of tumor suppressor TP53 in determining response to venetoclax and related agents.
Published 05/20/21