209 results match your criteria: "Bone Marrow Transplant Center[Affiliation]"

Background: Glanzmann thrombasthenia (GT) is a rare disease with an autosomal recessive inheritance pattern. This disorder is not so uncommonly encountered in routine clinical practice and laboratory settings in Pakistan let alone in the rest of the world. To describe the bleeding phenotype of GT and treatment outcomes in over one hundred patients in north Pakistan.

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A multifactorial risk scoring system for the prediction of early relapse in CMML patients with allo-HSCT: a nationwide representative multicenter study.

Bone Marrow Transplant

November 2024

Peking University People's Hospital, Peking University Institute of Hematology, National Clinical Research Center for Hematologic Disease, Beijing Key Laboratory of Hematopoietic Stem Cell Transplantation, Beijing, China.

Chronic myelomonocytic leukemia (CMML) is a clonal hematopoietic stem cell malignancy and the only curable therapy is allogeneic hematopoietic stem cell transplantation (allo-HSCT). However, allo-HSCT is not appropriate for all CMML patients, and relapse is the leading cause of treatment failure. This project conducted a nationwide multicenter real-world study to develop a novel prediction scoring system for early relapse.

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Article Synopsis
  • - The study identified the first vancomycin-resistant Enterococcus (VREfs) strain in Tunisia from an 8-year-old patient with bone marrow issues, using whole-genome sequencing (WGS) after isolating it during a hospital stay.
  • - The strain showed significant resistance levels, with minimum inhibitory concentrations of vancomycin >256 mg/L and teicoplanin at 16 mg/L, and was classified as the ST249 clone typically found in avian sources.
  • - This report highlights a novel case where an initially vancomycin-susceptible strain acquired resistance via a plasmid that carried a transposon, aided by specific genetic mechanisms related to conjugation and CRISPR interference
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Vancomycin-resistant enterococci (VRE) are a public health concern as they lead to therapeutic impasses and play a pivotal role in the dissemination of vancomycin resistance genes. As recent evidence suggests that wildlife can play a role in the dissemination of bacterial resistomes, this study explored the potential role of Algerian wild birds as a reservoir of VRE. A total of 222 cloacal and fecal samples were collected from various wild bird species and screened for VRE using a selective medium.

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  • Diabetes is a serious health problem worldwide, with many patients developing kidney issues called diabetic nephropathy (DN) quickly after being diagnosed.
  • Researchers studied the genes of 113 patients with severe DN to see how genetic changes might cause the disease to get worse faster.
  • They found several important genetic mutations that could affect how some proteins work, possibly making DN progress more rapidly in these patients.
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  • * A panel of experts made recommendations emphasizing the use of bone marrow as a graft source and preferred rabbit antithymocyte globulin over horse ATG for conditioning. They also support using fludarabine for high-risk patients and expanding HCT eligibility to fit older adults.
  • * The panel advocates prioritizing matched unrelated or haploidentical donor transplants over immunosuppressive therapy when a matched related donor isn't available and suggests specific GVHD prophylaxis options for donor
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The advent of clustered regularly interspaced short palindromic repeats (CRISPR)-CRISPR-associated nuclease 9 (Cas9) technology has revolutionized the field of genetic engineering, offering unprecedented potential for the targeted manipulation of DNA sequences. Advances in the mechanism of action of the CRISPR-Cas9 system allowed potential applicability for the treatment of genetic diseases. CRISPR-Cas9's mechanism of action involves the use of an RNA guide molecule to target-specific DNA sequences and the Cas9 enzyme to induce precise DNA cleavage.

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Objective: To determine the effectiveness of cyclosporin A (CSA) monotherapy in treating patients with non-severe aplastic anaemia (NSAA).

Study Design: A cross-sectional observational study. Place and Duration of the Study: Department of Clinical Haematology, Armed Forces Bone Marrow Transplant Center, Rawalpindi, Pakistan, from January 2022 till December 2023.

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  • The study focused on identifying and characterizing colistin-resistant bacteria from livestock in Algeria, specifically sheep, goats, and dromedaries.
  • Researchers screened 197 swabs and found 21 colistin-resistant strains, mainly from Escherichia coli, some of which carried the dangerous mcr-1 gene associated with antibiotic resistance.
  • The findings indicate a concerning presence of resistant bacteria in farm animals, posing a significant risk for spreading severe infections to humans.
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  • This study investigates vancomycin-resistant Enterococcus faecium (VREfm) in Tunisia, focusing on its molecular characteristics and the genetic factors behind its resistance.
  • The research analyzed 80 VREfm isolates from hospitalized patients over six years, showing a significant increase in prevalence from 2% to 27%, all containing the vanA gene and common resistance genes like ermB and tetM.
  • The findings highlight a concerning trend in VREfm's persistence and genetic variability due to horizontal gene transfer, emphasizing the complexity of its resistance mechanisms.
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Epilepsy after acute central nervous system complications of pediatric hematopoietic cell transplantation: A retrospective, multicenter study.

Seizure

October 2024

IRCCS Istituto delle Scienze Neurologiche di Bologna, U.O.C. Neuropsichiatria dell'età pediatrica, Member of the ERN EpiCare, Bologna, , Italy; Department of Medical and Surgical Sciences (DIMEC), Alma Mater Studiorum - University of Bologna, Bologna, Italy. Electronic address:

Article Synopsis
  • The study investigates long-term epilepsy outcomes in pediatric patients who experienced acute central nervous system complications during hematopoietic cell transplantation (HCT).
  • Data was collected from 94 patients, revealing that common acute complications included posterior reversible encephalopathy syndrome and infections, with a notable incidence of acute symptomatic seizures.
  • Findings indicate that 9.6% of patients were diagnosed with long-term epilepsy, especially those who experienced acute symptomatic status epilepticus, highlighting the need for specialized neurological follow-up in these cases.
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In recent years, global public health efforts have increasingly emphasized the critical role of antimicrobial stewardship (AMS) in improving outcomes, reducing costs, and combating the growing threat of antimicrobial resistance. However, antifungal stewardship (AFS) has remained relatively overlooked despite the staggering impact of invasive fungal infections (IFIs). This burden is particularly pronounced in hospitals worldwide, with the Middle East facing significant unmet needs.

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Hematopoietic stem cell transplant (HSCT) is potentially, the sole curative option for many malignant and non-malignant hematological disorders. Finding a human leukocyte antigen (HLA) compatible donor remains one of the limiting factors, hampering the utilization of HSCT. However, the introduction of post-transplant cyclophosphamide (PTCy) has improved the outcomes of haploidentical transplants making it a suitable option for patients lacking HLA-compatible donors.

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Background: Globally, multiple myeloma (MM) ranks 24 among the most common cancers. The Middle East and Africa are affected by an increasing trend in MM incidence, owing to several underlying factors. This systematic review aims to assess the epidemiology, patient characteristics, and treatment outcomes associated with MM in selected countries in the Middle East and Africa.

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Hematopoietic stem cell transplantation is still a curative treatment for many haematological cancers. Many factors, such as age, sex, ethnic background, smoking status, and body mass index, affect average reference values in different populations. This study aimed to establish a reference range for the absolute numbers and percentages of healthy individuals' hematopoietic stem cells and immune cells in the bone marrow.

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This retrospective study evaluated 35 children (median age 5.2 years; range 0.4-18) with myelofibrosis (MF), including 33 with primary myelofibrosis and 2 with secondary myelofibrosis transplanted from matched sibling donor (MSD) (n = 17) or non-MSD (n = 18) between 2000 and 2022.

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Purpose: To highlight challenges and cancer care disparities in patients of diffuse large B-cell lymphoma management in resource-constrained settings.

Materials And Methods: This multicenter retrospective study included 738 patients from 12 public and private sector hematology-oncology centers across Pakistan. Patients were divided into limited-resource and enhanced-resource settings as per national diffuse large B-cell lymphoma (DLBCL) guidelines.

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Clinical and biological landscape of constitutional mismatch-repair deficiency syndrome: an International Replication Repair Deficiency Consortium cohort study.

Lancet Oncol

May 2024

Arthur and Sonia Labatt Brain Tumor Research Centre, Toronto, ON, Canada; Division of Hematology and Oncology, The Hospital for Sick Children, Toronto, ON, Canada. Electronic address:

Background: Constitutional mismatch repair deficiency (CMMRD) syndrome is a rare and aggressive cancer predisposition syndrome. Because a scarcity of data on this condition contributes to management challenges and poor outcomes, we aimed to describe the clinical spectrum, cancer biology, and impact of genetics on patient survival in CMMRD.

Methods: In this cohort study, we collected cross-sectional and longitudinal data on all patients with CMMRD, with no age limits, registered with the International Replication Repair Deficiency Consortium (IRRDC) across more than 50 countries.

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Article Synopsis
  • The B cell receptor (BCR) signaling pathway is vital for B cell development and is also involved in the progression of B cell cancers, leading to continuous activation of Bruton tyrosine kinase (BTK), enhancing survival and growth of malignant cells.
  • BTK inhibitors (BTKi), like ibrutinib and acalabrutinib, effectively treat several types of B cell malignancies by permanently blocking BTK, but many patients may relapse due to resistance mechanisms, including mutations at the BTK binding site.
  • Newer approaches, such as non-covalent BTKi (like pirtobrutinib) and proteolysis-targeting chimeras (PROTACs), have shown promise in overcoming
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Real-world data in clinical practice are needed to confirm the efficacy and safety that ibrutinib has demonstrated in clinical trials of patients with chronic lymphocytic leukemia (CLL). We described the real-world persistence rate, patterns of use, and clinical outcomes in 309 patients with CLL receiving single-agent ibrutinib in first line (1L, = 118), 2L ( = 127) and ≥3L ( = 64) in the prospective, real-world, Italian EVIdeNCE study. After a median follow-up of 23.

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Objectives: Hepatic Veno occlusive disease (VOD), also known as sinusoidal obstruction syndrome (VOD/SOS), is a post-transplant life threatening complication. In this study, we aimed to discuss the incidence, management and outcome of VOD in post allogenic transplant patients of beta thalassemia major (BTM).

Methods: A prospective study was conducted in Armed Forces Bone Marrow Transplant Center, between 2001-2022.

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Aims: Carbapenem-resistant Acinetobacter baumannii (CR-Ab) is an important cause of infections in burn patients. This study aimed to characterize the antimicrobial susceptibility pattern of CR-Ab isolated from burns in Burn Intensive Care Unit (BICU) of the Trauma and Burn Centre of Ben Arous, to determine the prevalence of β-lactamase-encoding genes and to search eventual genetic relatedness of CR-Ab strains.

Methods And Results: From 15 December 2016 to 2 April 2017, all nonduplicated CR-Ab isolated in burn patients in the BICU were screened by simplex Polymerase Chain Reaction (PCR) for the class A, B, C, and D β-lactamase genes.

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Article Synopsis
  • Acinetobacter baumannii, a major nosocomial pathogen, has shown a worrying trend of high antibiotic resistance, specifically with six pandrug-resistant (PDR) strains identified in a Tunisian ICU, leading to one patient’s death and raising outbreak concerns.
  • Environmental screenings revealed contamination of ICU equipment, including a respirator and hygiene supplies, further highlighting the risk of transmission.
  • Genetic testing showed that all isolated PDR strains belonged to a pandemic clone (ST2) and harbored specific resistance genes, emphasizing the importance of systematic screening to control their spread in healthcare settings.
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