Effects of 11 original glycoside derivatives of muramyl dipeptide on the production of interleukin-1 and tumor necrosis factor by mouse peritoneal macrophages were studied. The relationship between macrophage activation evaluated by induction of these cytokines and configuration of glycoside bond and aglycon structure of MDP was revealed.
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http://dx.doi.org/10.1023/a:1021519921125 | DOI Listing |
FASEB J
December 2024
Antibody and Vaccine Group, Faculty of Medicine, Centre for Cancer Immunology, School of Cancer Sciences, University of Southampton, Southampton, UK.
Osteosarcoma is the most common primary bone cancer, occurring frequently in children and young adults. Patients are treated with surgery and multi-agent chemotherapy, and despite the introduction of mifamurtide in 2011, there has been little improvement in survival for decades. 3-dimensional models offer the potential to understand the complexity of the osteosarcoma tumor microenvironment and aid in developing new treatment approaches.
View Article and Find Full Text PDFFront Immunol
December 2024
Department of Oral Microbiology and Immunology, and Dental Research Institute, School of Dentistry, Seoul National University, Seoul, Republic of Korea.
Lipoteichoic acid (LTA) and peptidoglycan (PGN) are considered as key virulence factors of , which is a representative sepsis-causing Gram-positive pathogen. However, cooperative effect of LTA and PGN on nitric oxide (NO) production is still unclear despite the pivotal roles of NO in initiation and progression of sepsis. We here evaluated the cooperative effects of LTA (SaLTA) and muramyl dipeptide (MDP), the minimal structure of PGN, on NO production in both a mouse macrophage-like cell line, RAW 264.
View Article and Find Full Text PDFAAPS PharmSciTech
November 2024
Department of Pharmacy, Ren Ji Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai, China.
Osteosarcoma (OS) is one of the most common primary bone sarcoma with high malignant degree and poor prognosis, for which there is an urgent need to develop novel therapeutic approaches. Recent research has revealed that mifamurtide significantly improved the outcome of OS patients when combined with adjuvant chemotherapy drugs including cisplatin (DDP). The present study aimed to construct a drug delivery system co-loading DDP and mifamurtide.
View Article and Find Full Text PDFInt Immunopharmacol
December 2024
The Research Centre of Anesthesiology and Critical Care Medicine, Zhongnan Hospital of Wuhan University, Wuhan 430071, Wuchang, 169 Donghu Road, Hubei Province, China. Electronic address:
Macrophages are present in all tissues and body compartments under homeostatic physiological conditions. Importantly, they play a key role in pathological inflammatory processes when disturbed. They can quickly produce large amounts of inflammatory cytokines in response to danger signals.
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