Blood Stem Cell and Hematological Malignancies

A special issue of Cancers (ISSN 2072-6694). This special issue belongs to the section "Molecular Cancer Biology".

Deadline for manuscript submissions: 30 November 2024 | Viewed by 821

Special Issue Editor


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Guest Editor
1. Department of Hematology, St. Jude Children's Research Hospital, Memphis, TN 38105, USA
2. Department of Pathology and Laboratory Medicine, The University of Tennessee, Memphis, TN 38163, USA
Interests: hematopoietic stem and progenitor cells; single-cell dynamics; cell fate decisions; asymmetric cell division; cell polarity; lysosomes; mitochondria

Special Issue Information

Dear Colleagues,

Hematopoietic stem cells (HSCs) are critical for the lifelong production of blood. This rare, tissue-specific stem cell resides in the bone marrow, promoting the release of mature blood cells and self-renewing to produce novel HSCs. Because of their unique properties, HSCs are the foundation of regenerative medicine and are used to reconstitute the entire hematopoietic system in hematopoietic stem cell transplants. Once transplanted, hematopoietic stem cells replace or complement the hematopoietic system in patients, a process which is often the only curative therapy for many blood diseases. While HSCs can cure diseases, many hematological diseases begin with mutations in HSCs. Mutations in HSCs can provide a fitness advantage, allowing mutant HSCs to outcompete their normal counterparts over time. Competition between different HSC clones leads to subtle changes in hematopoiesis at first and accelerates with time as mutant HSC clones expand and acquire additional mutations. Although clonal evolution ultimately drives the progression of every disease, the process itself is still poorly understood. A better understanding of hematopoietic stem cell biology in health and disease is thus needed to prevent and delay clonal evolution, limit disease progression, and develop better treatments.

In this Special Issue, we are pleased to invite you to contribute your latest findings, share exciting novel insights, and summarize the current research of your field of research. This Special Issue aims to highlight recent research advances in hematopoietic stem cell biology, including their role in hematological malignancies, clonal hematopoiesis, myelodysplastic syndromes, and the part played by cell-intrinsic vs. cell-extrinsic factors in disease progression. In this Special Issue, original research articles and reviews are welcome. Research areas may include (but are not limited to) the following areas:

  • Hematopoietic stem cells;
  • Clonal hematopoiesis;
  • Hematological malignancies;
  • Bone marrow failures;
  • Translational research.

We look forward to receiving your contributions.

Dr. DIrk Loeffler
Guest Editor

Manuscript Submission Information

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Submitted manuscripts should not have been published previously, nor be under consideration for publication elsewhere (except conference proceedings papers). All manuscripts are thoroughly refereed through a single-blind peer-review process. A guide for authors and other relevant information for submission of manuscripts is available on the Instructions for Authors page. Cancers is an international peer-reviewed open access semimonthly journal published by MDPI.

Please visit the Instructions for Authors page before submitting a manuscript. The Article Processing Charge (APC) for publication in this open access journal is 2900 CHF (Swiss Francs). Submitted papers should be well formatted and use good English. Authors may use MDPI's English editing service prior to publication or during author revisions.

Keywords

  • hematopoietic stem cells
  • hematological malignancies
  • clonal hematopoiesis
  • clonal evolution
  • preleukemia and leukemia
  • self-renewal and differentiation
  • asymmetric cell division
  • cell polarity
  • therapy resistance
  • transformation

Published Papers (1 paper)

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Research

12 pages, 549 KiB  
Article
Development and Validation of a Concise Objectifiable Risk Evaluation Score for Non-Relapse Mortality after Allogeneic Hematopoietic Stem Cell Transplantation
by Gunnar Weise, Radwan Massoud, Rolf Krause, Silke Heidenreich, Dietlinde Janson, Evgeny Klyuchnikov, Christine Wolschke, Gaby Zeck, Nicolaus Kröger and Francis Ayuk
Cancers 2024, 16(3), 515; https://doi.org/10.3390/cancers16030515 - 25 Jan 2024
Viewed by 659
Abstract
We aimed to develop a concise objectifiable risk evaluation (CORE) tool for predicting non-relapse mortality (NRM) and overall survival (OS) after allogeneic hematopoietic stem cell transplantation (allo-HCT). A total of 1120 adult patients who had undergone allo-HCT at our center between 2013 and [...] Read more.
We aimed to develop a concise objectifiable risk evaluation (CORE) tool for predicting non-relapse mortality (NRM) and overall survival (OS) after allogeneic hematopoietic stem cell transplantation (allo-HCT). A total of 1120 adult patients who had undergone allo-HCT at our center between 2013 and 2020 were divided into training, first, and second validation cohorts. Objectifiable, patient-related factors impacting NRM in univariate and multivariate analyses were: serum albumin, serum creatinine, serum C-reactive protein (CRP), heart function (LVEF), lung function (VC, FEV1), and patient age. Hazard ratios were assigned points (0–3) based on their impact on NRM and summed to the individual CORE HCT score. The CORE HCT score stratified patients into three distinct low-, intermediate-, and high-risk groups with two-year NRM rates of 9%, 22%, and 46%, respectively, and OS rates of 73%, 55%, and 35%, respectively (p < 0.001). These findings were confirmed in a first and a second recently treated validation cohort. Importantly, the CORE HCT score remained informative across various conditioning intensities, disease-specific subgroups, and donor types, but did not impact relapse incidence. A comparison of CORE HCT vs. HCT Comorbidity Index (HCT-CI) in the second validation cohort revealed better performance of the CORE HCT score with c-statistics for NRM and OS of 0.666 (SE 0.05, p = 0.001) and 0.675 (SE 0.039, p < 0.001) vs. 0.431 (SE 0.057, p = 0.223) and 0.535 (SE 0.042, p = 0.411), respectively. The CORE HCT score is a concise and objectifiable risk evaluation tool for adult patients undergoing allo-HCT for malignant disease. External multicenter validation is underway. Full article
(This article belongs to the Special Issue Blood Stem Cell and Hematological Malignancies)
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