Hematopoietic stem cell transplantation using progenitor cells is a potentially curative treatment option for patients with high-risk malignancies and nonmalignant hematologic, immunologic, and genetic conditions. There is a need for evidence regarding safe practices and controlled infusion processes. Syringe and intravenous infusion pumps are not commonly used to deliver hematopoietic stem cell products (HPCs) due to a paradigm of thought that suggests that the pressure from the pump might damage the HPCs. Here, we describe a retrospective analysis of 114 patients who received HPC infusions using either a syringe or intravenous pump, providing support for this method along with successful engraftment data. This method may be a viable option to obtain reliable and consistent infusion rates, especially in pediatrics. To the best of our knowledge, this is the only study to date demonstrating safely using syringe and intravenous pump mechanisms in the setting of autologous and allogeneic pediatric stem cell transplantation.
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http://dx.doi.org/10.1097/MPH.0000000000001491 | DOI Listing |
Plant Cell Environ
January 2025
State Key Laboratory of Subtropical Silviculture, College of Forestry and Biotechnology, Zhejiang A&F University, Hangzhou, China.
In natural environments, the growth and development of trees are continuously affected by phosphorus (P) starvation stress. However, the mechanisms through which trees balance stem growth and P distribution remain unknown. This study found that in the woody model species poplar, the P loss in stems is more severe than that in roots and leaves under P starvation conditions, thereby inhibiting stem development and reducing the expression of numerous genes related to wood formation, including PagSND1-B1.
View Article and Find Full Text PDFAm J Hematol
January 2025
CRIMM, Center Research and Innovation of Myeloproliferative Neoplasms, University of Florence, AOU Careggi, Florence, Italy.
The clinical relevance of TP53 mutations (TP53) in myeloproliferative neoplasms (MPN) and their prognostic interaction with MPN subtype designation has not been systematically studied. In the current study, 114 patients with MPN harboring TP53 (VAF ≥ 2%) were evaluated for overall survival (OS), calculated from the time of TP53 detection: chronic phase myelofibrosis (MF-CP; N = 61); blast-phase (MPN-BP; N = 31) or accelerated-phase (MPN-AP; N = 16) MPN, and polycythemia vera/essential thrombocythemia (PV/ET; N = 6). Sixty-five (57%) patients harbored International Consensus Classification (ICC)-defined multihit TP53 and 56 (49%) monosomal/complex karyotype (MK/CK).
View Article and Find Full Text PDFJ Cachexia Sarcopenia Muscle
February 2025
Department of Bioactive Material Sciences, Research Center of Bioactive Materials, Jeonbuk National University, Jeonju, Republic of Korea.
Background: The cellular prion protein (PrP), a glycoprotein encoded by the PRNP gene, is known to modulate muscle mass and exercise capacity. However, the role of PrP in the maintenance and regeneration of skeletal muscle during ageing remains unclear.
Methods: This study investigated the change in PrP expression during muscle formation using C2C12 cells and evaluated muscle function in Prnp wild-type (WT) and knock-out (KO) mice at different ages (1, 9 and 15 months).
Circ Heart Fail
January 2025
Bruce Rapport Faculty of Medicine, Technion-Israel Institute of Technology, Haifa, Israel (I.R.H., N.K., C.B., O.C.).
Background: The therapeutic armamentarium for heart failure with preserved ejection fraction (HFpEF) remains notably constrained. A factor contributing to this problem could be the scarcity of in vitro models for HFpEF, which hinders progress in developing new therapeutic strategies. Here, we aimed at developing a novel, comorbidity-inspired, human, in vitro model for HFpEF.
View Article and Find Full Text PDFJ Dent Sci
January 2025
Endodontic Department, Changzhou Stomatological Hospital, Changzhou, China.
Background/purpose: Heat stress is essential for improving the efficacy of mesenchymal stem cell (MSC)-based regeneration medicine. However, it is still unclear whether and how heat stress influences the differentiation of stem cells from apical papilla (SCAPs). This research aimed to explore the potential mechanism of glucose-regulated protein 78 (GRP78) in regulating differentiation under heat stress in SCAPs.
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