Doktorarbeit / Dissertation, 2014
114 Seiten
This study investigates the impact of concurrent administration of an antibiotic (Gentamicin) and an anti-inflammatory drug (Dexamethasone) on the immunotoxicity of bacterial endotoxins. The focus is on the effects of these drugs on physiological, immunological, and histological parameters in mice challenged with Pseudomonas aeruginosa endotoxin (LPS).
The "Abstract" provides a concise overview of the study, highlighting the key findings. "Introduction and Aim of Work" introduces Pseudomonas aeruginosa and its endotoxin (LPS), emphasizing their role in infections and the potential dangers of endotoxemia. The "Review of Literature" delves into previous research on LPS, its effects on the immune system, and the potential benefits of glucocorticoids and aminoglycoside antibiotics in managing endotoxin-related complications.
This study focuses on the key concepts of Pseudomonas aeruginosa, bacterial endotoxin (LPS), Dexamethasone, Gentamicin, immunotoxicity, inflammation, physiological parameters, immunological responses, and histological changes. The research also explores the potential protective effects of combined treatment against organ damage in cases of endotoxemia.
The study investigates how the combined administration of an antibiotic (Gentamicin) and an anti-inflammatory drug (Dexamethasone) affects the immunotoxicity caused by P. aeruginosa endotoxins (LPS).
LPS (Lipopolysaccharide) acts as a strong stimulator of innate immunity, causing significant increases in leukocyte counts, lymphocytes, and levels of IgM and IgG antibodies.
Dexamethasone (DEXA) can induce increases in serum total lipids, liver enzymes (ALT and AST), and cause changes like neutrophilia and lymphopenia.
The combined treatment showed a significant decrease in serum total protein and IgG levels compared to single treatments, and it reduced inflammation in organs like the liver and spleen.
Yes, histological examinations demonstrated that concurrent administration of DEXA and GENT has the greatest effect in protecting organs against damage caused by endotoxins.
The study used Pseudomonas aeruginosa, a gram-negative bacterium known for causing diseases in compromised hosts.
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