Anemia is a common and serious health problem, nearly universally diagnosed in preterm infants, and is associated with increased morbidity and mortality worldwide. Red blood cell (RBC) transfusion is a lifesaving and mainstay therapy; however, it has critical adverse effects. One consequence is necrotizing enterocolitis (NEC), an inflammatory bowel necrosis disease in preterm infants. The murine model of phlebotomy-induced anemia and RBC transfusion-associated NEC enables a detailed study of the molecular mechanisms underlying these morbidities and the evaluation of potential new therapeutic strategies. This protocol describes a detailed procedure for obtaining murine pups with phlebotomy-induced anemia and delivering an RBC transfusion that develops NEC.
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http://dx.doi.org/10.21769/BioProtoc.4993 | DOI Listing |
Asian J Transfus Sci
December 2024
Department of Transfusion Medicine, King George's Medical University, Lucknow, Uttar Pradesh, India.
Background: The direct antiglobulin test (DAT) detects red blood cell (RBC) sensitivity to complement or IgG . The clinical disorders of hemolytic disease of the newborn, hemolytic transfusion reaction, and autoimmune and drug-induced hemolytic anemia are some examples of those that can cause coating of RBCs with antibodies or complement autoimmune hemolytic anemia (AIHA). Rarely, DAT is positive in nonimmune-mediated hemolytic anemias as well.
View Article and Find Full Text PDFAsian J Transfus Sci
September 2022
Department of Transfusion Medicine, Jawaharlal Institute of Post Graduate Medical Education and Research, Puducherry, India.
Introduction: Autoimmune hemolytic anemia (AIHA) is a condition in which there is decreased survival of red blood cells (RBC) due to the destruction of RBC by autoantibodies. AIHA is classified into warm, cold, and mixed according to temperature sensitivity. The antibodies may be immunoglobulin G, immunoglobulin M, immunoglobulin A, or complement proteins, and hemolysis may be intravascular or extravascular.
View Article and Find Full Text PDFTissue Cell
January 2025
Department of Biology, Universidade Estadual Paulista (UNESP), São Paulo, Brazil; Campus de Três Lagoas, Universidade Federal de Mato Grosso do Sul (CPTL/UFMS), Mato Grosso do Sul, Brazil. Electronic address:
Sickle cell disease (SCD) is a hereditary hemolytic anemia associated with the alteration of the membrane composition of the sickle erythrocytes, the loss of glycolysis, dysregulation of the pyruvate phosphatase pathway, and changes in nucleotide metabolism of the sickle red blood cell (RBC). This review provides a comprehensive overview of the impact of the presence of Hb S, which leads to the disruption of the normal RBC metabolism. The intricate interplay between the redox and energetic balance in erythrocytic cells, where the glycolysis, pentose phosphate pathway, and methemoglobin reductase pathways are all altered in sickle RBC, is a key focus.
View Article and Find Full Text PDFJ Clin Med
January 2025
Department of Affective and Psychotic Disorders, Medical University of Lodz, 92-216 Lodz, Poland.
: Depression often coexists with anemia, potentially sharing common pathways, highlighting the need for treatments addressing both conditions simultaneously. This study evaluated the effect of probiotics on red blood cell (RBC) parameters in adults with depressive disorder. We hypothesized that probiotics would positively influence RBC parameters, potentially modulated by baseline inflammation or dietary intake, with improved RBC function correlating with better antidepressant outcomes.
View Article and Find Full Text PDFClin Chim Acta
January 2025
Department of Internal Medicine, Hakuhokai Central Hospital, 4-23-1 Higahisonodacho, Amagasaki 661-0953, Japan. Electronic address:
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