S-Nitroso-N-acetylpenicillamine impregnated endotracheal tubes for prevention of ventilator-associated pneumonia. 2020

Katie H Homeyer, and Priyadarshini Singha, and Marcus J Goudie, and Hitesh Handa
School of Chemical, Materials, and Biomedical Engineering, University of Georgia, Athens, Georgia.

The chances of ventilator-associated pneumonia (VAP) increases 6-20 folds when an endotracheal tube (ETT) is placed in a patient. VAP is one of the most common hospital-acquired infections and comprises 86% of the nosocomial pneumonia cases. This study introduces the idea of nitric oxide-releasing ETTs (NORel-ETTs) fabricated by the incorporation of the nitric oxide (NO) donor S-nitroso-N-acetylpenicillamine (SNAP) into commercially available ETTs via solvent swelling. The impregnation of SNAP provides NO release over a 7-day period without altering the mechanical properties of the ETT. The NORel-ETTs successfully reduced the bacterial infection from a commonly found pathogen in VAP, Pseudomonas aeruginosa, by 92.72 ± 0.97% when compared with the control ETTs. Overall, this study presents the incorporation of the active release of a bactericidal agent in ETTs as an efficient strategy to prevent the risk of VAP.

UI MeSH Term Description Entries
D007442 Intubation, Intratracheal A procedure involving placement of a tube into the trachea through the mouth or nose in order to provide a patient with oxygen and anesthesia. Intubation, Endotracheal,Endotracheal Intubation,Endotracheal Intubations,Intratracheal Intubation,Intratracheal Intubations,Intubations, Endotracheal,Intubations, Intratracheal
D011550 Pseudomonas aeruginosa A species of gram-negative, aerobic, rod-shaped bacteria commonly isolated from clinical specimens (wound, burn, and urinary tract infections). It is also found widely distributed in soil and water. P. aeruginosa is a major agent of nosocomial infection. Bacillus aeruginosus,Bacillus pyocyaneus,Bacterium aeruginosum,Bacterium pyocyaneum,Micrococcus pyocyaneus,Pseudomonas polycolor,Pseudomonas pyocyanea
D011552 Pseudomonas Infections Infections with bacteria of the genus PSEUDOMONAS. Infections, Pseudomonas,Pseudomonas aeruginosa Infection,Infection, Pseudomonas,Pseudomonas Infection,Pseudomonas aeruginosa Infections
D006801 Humans Members of the species Homo sapiens. Homo sapiens,Man (Taxonomy),Human,Man, Modern,Modern Man
D000900 Anti-Bacterial Agents Substances that inhibit the growth or reproduction of BACTERIA. Anti-Bacterial Agent,Anti-Bacterial Compound,Anti-Mycobacterial Agent,Antibacterial Agent,Antibiotics,Antimycobacterial Agent,Bacteriocidal Agent,Bacteriocide,Anti-Bacterial Compounds,Anti-Mycobacterial Agents,Antibacterial Agents,Antibiotic,Antimycobacterial Agents,Bacteriocidal Agents,Bacteriocides,Agent, Anti-Bacterial,Agent, Anti-Mycobacterial,Agent, Antibacterial,Agent, Antimycobacterial,Agent, Bacteriocidal,Agents, Anti-Bacterial,Agents, Anti-Mycobacterial,Agents, Antibacterial,Agents, Antimycobacterial,Agents, Bacteriocidal,Anti Bacterial Agent,Anti Bacterial Agents,Anti Bacterial Compound,Anti Bacterial Compounds,Anti Mycobacterial Agent,Anti Mycobacterial Agents,Compound, Anti-Bacterial,Compounds, Anti-Bacterial
D053717 Pneumonia, Ventilator-Associated Serious INFLAMMATION of the LUNG in patients who required the use of PULMONARY VENTILATOR. It is usually caused by bacterial CROSS INFECTION in hospitals. Ventilator-Associated Pneumonia
D020030 Nitric Oxide Donors A diverse group of agents, with unique chemical structures and biochemical requirements, which generate NITRIC OXIDE. These compounds have been used in the treatment of cardiovascular diseases and the management of acute myocardial infarction, acute and chronic congestive heart failure, and surgical control of blood pressure. (Adv Pharmacol 1995;34:361-81) Nitric Oxide Donor,Donor, Nitric Oxide,Donors, Nitric Oxide,Oxide Donor, Nitric,Oxide Donors, Nitric
D026423 S-Nitroso-N-Acetylpenicillamine A sulfur-containing alkyl thionitrite that is one of the NITRIC OXIDE DONORS. N-Acetyl-S-Nitrosopenicillamine,N2-Acetyl-S-Nitroso-D,L-Penicillinaminamide,S-NONAP,S-Nitrosylacetylpenicillamine,SNAP (NO donor)
D065546 Drug Liberation Release of drugs from DOSAGE FORMS into solution. Drug Dissolution,Drug Release,Dissolution, Drug,Liberation, Drug,Release, Drug

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