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Elife
January 2025
Department of Immunology and Regenerative Biology, Weizmann Institute of Science, Rehovot, Israel.
Trained immunity (TI) is the process wherein innate immune cells gain functional memory upon exposure to specific ligands or pathogens, leading to augmented inflammatory responses and pathogen clearance upon secondary exposure. While the differentiation of hematopoietic stem cells (HSCs) and reprogramming of bone marrow (BM) progenitors are well-established mechanisms underpinning durable TI protection, remodeling of the cellular architecture within the tissue during TI remains underexplored. Here, we study the effects of peritoneal Bacillus Calmette-Guérin (BCG) administration to find TI-mediated protection in the spleen against a subsequent heterologous infection by the Gram-negative pathogen Typhimurium (.
View Article and Find Full Text PDFNPJ Sci Food
January 2025
Department of Pharmacognosy, Faculty of Pharmacy, Alexandria University, Alexandria, Egypt.
Vet Res Forum
November 2024
Department of Veterinary Medicine, College of Veterinary and Animal Sciences, Sardar Vallabhbhai Patel University of Agriculture and Technology, Meerut, India.
African swine fever (ASF) is considered as one of the most threatening diseases for the pig farming industry all over the world. Due to the lack of an effective vaccine, organized farms and backyard rearing must strictly enforce control measures in order to combat the disease. The present report describes the ASF epidemic in a piggery in Uttar Pradesh state, India.
View Article and Find Full Text PDFJ Am Chem Soc
January 2025
Department of Bioengineering, University of Pennsylvania, Philadelphia, Pennsylvania 19104, United States.
Lipid nanoparticles (LNPs) have emerged as pivotal vehicles for messenger RNA (mRNA) delivery to hepatocytes upon systemic administration and to antigen-presenting cells following intramuscular injection. However, achieving systemic mRNA delivery to non-hepatocytes remains challenging without the incorporation of targeting ligands such as antibodies, peptides, or small molecules. Inspired by comb-like polymeric architecture, here we utilized a multiarm-assisted design to construct a library of 270 dendron-like degradable ionizable lipids by altering the structures of amine heads and multiarmed tails for optimal mRNA delivery.
View Article and Find Full Text PDFPLoS One
December 2024
Drug Standardization, Central Council for Research in Homoeopathy, New Delhi, India.
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