Results 81 to 90 of about 16,106 (168)

Pathogenetic, Clinical, and Prognostic Features of Adult t(4;11)(q21;q23)/MLL-AF4 Positive B-Cell Acute Lymphoblastic Leukemia

open access: yesAdvances in Hematology, 2011
Translocation t(4;11)(q21;q23) leading to formation of MLL-AF4 fusion gene is found in about 10% of newly diagnosed B-cell acute lymphoblastic leukemia (ALL) in adult patients.
F. Marchesi, K. Girardi, G. Avvisati
doaj   +1 more source

MLL-Rearranged Acute Leukemia with t(4;11)(q21;q23)—Current Treatment Options. Is There a Role for CAR-T Cell Therapy?

open access: yesCells, 2019
The MLL (mixed-lineage leukemia) gene, located on chromosome 11q23, is involved in chromosomal translocations in a subtype of acute leukemia, which represents approximately 10% of acute lymphoblastic leukemia and 2.8% of acute myeloid leukemia cases ...
Oliver Britten   +3 more
doaj   +1 more source

Processing of DNA Topoisomerase II–DNA–Protein Crosslinks Associated With Anticancer Drugs

open access: yesGenes to Cells, Volume 31, Issue 1, January 2026.
Topoisomerase II (TOP2) relieving DNA torsional stress is trapped by TOP2 poisons, such as etoposide, inducing DNA double‐strand breaks (DSBs) bearing TOP2–DNA–protein crosslinks (TOP2–DPCs), which must be removed before DSB repair. This review summarizes the TOP2–DPC resolution processes mediated by multiple pathways, including proteolysis and ...
Ryo Sakasai, Kuniyoshi Iwabuchi
wiley   +1 more source

Perturbation of Methionine/S-adenosylmethionine Metabolism as a Novel Vulnerability in MLL Rearranged Leukemia

open access: yesCells, 2019
Leukemias bearing mixed lineage leukemia (MLL) rearrangement (MLL-R) resulting in expression of oncogenic MLL fusion proteins (MLL-FPs) represent an especially aggressive disease subtype with the worst overall prognoses and chemotherapeutic response. MLL-
Aditya Barve   +7 more
doaj   +1 more source

Suppressing t(4;11) Acute Leukemia by Lipopolymer Nanoparticle Delivery of siRNA Targeting KMT2A::AFF1 with Enhanced Extrahepatic Delivery

open access: yesAdvanced Healthcare Materials, Volume 14, Issue 27, October 20, 2025.
This study introduces a new lipopolymer nanoparticle (LPNP) system that efficiently delivers siRNA to leukemia cells. The LPNPs silence the leukemia fusion gene KMT2A::AFF1, induce apoptosis, and decrease leukemia burden in mice. These results demonstrate the potential of LPNPs as a targeted siRNA therapy for acute lymphoblastic leukemia.
Mohammad Nasrullah   +9 more
wiley   +1 more source

The RNA Binding Protein IGF2BP3 Is Required for MLL-AF4 Mediated Leukemogenesis

open access: yesBlood, 2020
Chromosomal rearrangements of the mixed-lineage leukemia (MLL) gene are observed in acute lymphoblastic leukemias (ALL), acute myeloid leukemias (AML), and in rare mixed-lineage leukemia. Despite recent progress in therapeutic approaches, patients with MLL-rearranged (MLLr) leukemias still have very poor outcomes and a high risk of relapse.
Tiffany Tran   +13 more
openaire   +1 more source

Is Enhancer Function Driven by Protein–Protein Interactions? From Bacteria to Leukemia

open access: yesBioEssays, Volume 47, Issue 6, June 2025.
Enhancers are key regulatory elements that are conceptually conserved from bacteria to humans. Enhancer dysregulation is common in cancers, including leukemia. We argue that highly specific protein–protein interactions, including transcription factors, mediate enhancer‐promoter proximity to allow enhancer‐bound factors to directly act on RNA polymerase
Nicholas T. Crump, Thomas A. Milne
wiley   +1 more source

DOT1L inhibition reveals a distinct subset of enhancers dependent on H3K79 methylation

open access: yesNature Communications, 2019
Histone 3 lysine 79 is mono (me1), di (me2), or tri (me3) methylated by the methyltransferase DOT1L. Here the authors reveal a group of enhancers defined by H3K79me2/3 which regulates enhancer-promoter interactions and other key enhancer features in MLL ...
Laura Godfrey   +13 more
doaj   +1 more source

Incidence of common preleukemic gene fusions in umbilical cord blood in Slovak population.

open access: yesPLoS ONE, 2014
The first event in origination of many childhood leukemias is likely the presence of preleukemic clone (transformed hematopoietic stem/progenitor cells with preleukemic gene fusions (PGF)) in newborn. Thus, the screening of umbilical cord blood (UCB) for
Milan Škorvaga   +7 more
doaj   +1 more source

Minimal Residual Disease Detection: Implications for Clinical Diagnosis and Cancer Patient Treatment

open access: yesMedComm, Volume 6, Issue 6, June 2025.
Currently, a variety of methods such as flow cytometry, polymerase chain reaction, next‐generation sequencing, and other emerging methods are used for the detection of minimal residual disease, each of which has its own unique strengths and limitations and, more importantly, promising clinical applications.
Meiling Song   +10 more
wiley   +1 more source

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