نتایج جستجو برای: antimicrobial coating

تعداد نتایج: 123105  

2016
Richard C. Petersen

Triclosan antimicrobial molecular fluctuating energies of nonbonding electron pairs for the oxygen atom by ether bond rotations are reviewed with conformational computational chemistry analyses. Subsequent understanding of triclosan alternating ether bond rotations is able to help explain several material properties in Polymer Science. Unique bond rotation entanglements between triclosan and th...

2012
Tal Shalev Anna Gopin Michael Bauer Robert W. Stark Shai Rahimipour

Bacterial fouling on surfaces significantly increases the resistance of bacteria toward antibiotics, which leads to medical complications and a corresponding financial burden. Here, we report on a general and robust technique for facile modification of various surfaces with different antibacterial agents. Our approach in this study was inspired by the strong adhesion of mussel adhesion proteins...

Journal: :ACS applied nano materials 2021

One of the major complications associated with implantation biomedical devices regardless their function is biomaterial-associated infection. Infections are generally initiated by opportunistic bacterial colonization and biofilm development on surface implanted biomaterials, rendering infection impervious to host defenses antimicrobials. Moreover, around soft tissues also has a significant role...

Journal: :Food additives and contaminants 2005
K Cooksey

Antimicrobial additives have been used successfully for many years as direct food additives. The literature provides evidence that some of these additives may be effective as indirect food additives incorporated into food packaging materials. Antimicrobial food packaging is directed toward the reduction of surface contamination of processed, prepared foods such as sliced meats and Frankfurter s...

Journal: :Nano letters 2012
Zong-ming Xiu Qing-bo Zhang Hema L Puppala Vicki L Colvin Pedro J J Alvarez

For nearly a decade, researchers have debated the mechanisms by which AgNPs exert toxicity to bacteria and other organisms. The most elusive question has been whether the AgNPs exert direct "particle-specific" effects beyond the known antimicrobial activity of released silver ions (Ag(+)). Here, we infer that Ag(+) is the definitive molecular toxicant. We rule out direct particle-specific biolo...

Journal: :American journal of infection control 2013
Natalie N D'Antonio John D Rihs Janet E Stout Victor L Yu

BACKGROUND Contaminated computer keyboards have been acknowledged as a potential source for bacterial transmission between health care providers and patients. Biosafe HM 4100 is an antimicrobial polymer that can be incorporated into the polyurethane material used to make keyboard covers. This study aimed to determine whether plastic keyboard covers containing HM 4100 effectively minimize the su...

Journal: :International journal of food microbiology 2014
Amin N Olaimat Yuan Fang Richard A Holley

Campylobacter species are common bacterial pathogens associated with human gastroenteritis worldwide. The objectives of this study were to determine the minimum inhibitory (MIC) and minimum bactericidal (MBC) concentrations of allyl isothiocyanate (AITC) against 4 Campylobacter jejuni strains in Mueller-Hinton (MH) broth at 4, 21, 37 and 42°C and to screen the C. jejuni strains for their abilit...

Journal: :Beilstein Journal of Nanotechnology 2021

Despite all recent advances in medical treatments, infectious diseases remain dangerous. This has led to intensive scientific research on materials with antimicrobial properties. Silver nanoparticles (Ag-NPs) are a well-established solution this area. The present work studied the nucleation of silver halloysite substrates modified by chemical treatment NaOH. resulting stabilized Ag-NPs were cha...

2017
Sophie E. L. Bulman Giuseppe Tronci Parikshit Goswami Chris Carr Stephen J. Russell

Manuka honey (MH) is used as an antibacterial agent in bioactive wound dressings via direct impregnation onto a suitable substrate. MH provides unique antibacterial activity when compared with conventional honeys, owing partly to one of its constituents, methylglyoxal (MGO). Aiming to investigate an antibiotic-free antimicrobial strategy, we studied the antibacterial activity of both MH and MGO...

Journal: :Coatings 2023

Sliced chicken sausages were packed into polyethylene (PE) bags (control samples) and PE covered with active coatings. The sausage slices separated two categories: non-coated spacers the antimicrobial coating. stored at 5 °C examined after 72 h 144 storage times. Results obtained in this work demonstrated that springiness of decreased for all analysed packaging bags/films. Different results sto...

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