Using iPSCs to study cancer has been complicated by the fact that many cancer cells are difficult to reprogram, which has been attributed to the genomic abnormalities present. Acute Myeloid Leukemia (AML) is a complex disease that presents with various types of genomic aberrations that affect prognosis. Here we reprogrammed CD34+ cells from an AML patient containing a rare der(7)t(7;13) translocation associated with poor prognosis, who had relapsed and was refractory to current treatments. The generated AML-iPSCs displayed normal karyotypes and myeloid differentiation potential. These findings have implications for modeling and treating AML disease.
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http://dx.doi.org/10.1016/j.scr.2019.101587 | DOI Listing |
Cancer Med
February 2025
Department of Hematology, The Second Affiliated Hospital, Jiangxi Medical College, Nanchang University, Nanchang, Jiangxi, China.
Background: Bilirubin has anti-inflammatory, antioxidant, and anti-cancer properties, with an inverse relationship between its levels and cancer risk and prognosis. However, the prognostic value of serum bilirubin in acute myeloid leukemia (AML) remains uncertain.
Methods: This retrospective study analyzed pretreatment serum total bilirubin (TBIL), direct bilirubin (DBIL), and indirect bilirubin (IBIL) in 284 AML patients and 316 healthy controls.
Front Immunol
January 2025
Team Immunity and Cancer, Cancer Research Center of Marseille (CRCM), Inserm U1068, CNRS UMR7258, Paoli-Calmettes Institute, University of Aix-Marseille UM105, Marseille, France.
Introduction: Acute myeloid leukemia (AML) is a rare haematological cancer with poor 5-years overall survival (OS) and high relapse rate. Leukemic cells are sensitive to Natural Killer (NK) cell mediated killing. However, NK cells are highly impaired in AML, which promote AML immune escape from NK cell immune surveillance.
View Article and Find Full Text PDFJ Cell Immunol
January 2024
Department of Medicine, University of Washington, Seattle, Washington, U.S.A.
Neutrophil elastase () mutations are the most common cause of cyclic (CyN) and congenital neutropenia (SCN), two autosomal dominant disorders causing recurrent infections due to impaired neutrophil production. Granulocyte colony-stimulating factor (G-CSF) corrects neutropenia but has adverse effects, including bone pain and in some cases, an increased risk of myelodysplasia (MDS) and acute myeloid leukemia (AML). Hematopoietic stem cell transplantation is an alternative but is limited by its complications and donor availability.
View Article and Find Full Text PDFJ Community Hosp Intern Med Perspect
January 2025
Department of Internal Medicine, Temple University Health System, Philadelphia, PA, USA.
Background: Spontaneous splenic rupture (SSR) is a known complication of hematologic malignancy. Rare cases have been reported in which patients presented with SSR prior to diagnosis of chronic myeloid leukemia (CML). We present a case of atraumatic SSR due to CML presenting as persistent abdominal pain.
View Article and Find Full Text PDFBackground: Acute myeloid leukemia (AML) with RAM immunophenotype is a newly recognized high-risk AML immunophenotypic subcategory characterized by blasts with bright expression of CD56 and weak to absent expression of CD45, HLA-DR, and CD38, as first described by the Children's Oncology Group (COG). The relationship between AML-RAM and other CD56-positive acute leukemias is unclear. The goal of this study is to characterize the clinicopathological characteristics of AML with RAM phenotype and compare them with other CD56 co-expressing acute leukemias.
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