Results 91 to 100 of about 264,506 (306)

Oral biofilms exposure to chlorhexidine results in altered microbial composition and metabolic profile [PDF]

open access: yes, 2020
Oral diseases (e.g., dental caries, periodontitis) are developed when the healthy oral microbiome is imbalanced allowing the increase of pathobiont strains.
Boon, Nico   +3 more
core   +2 more sources

Magnetically Actuated Drops‐on‐Stilts Microrobots for Transport and Delivery of Hydrophobic Cargo

open access: yesAdvanced Materials Interfaces, EarlyView.
Iron oxide nanoparticles and oil droplets in external magnetic fields form “drops‐on‐stilts” microrobots that transport hydrophobic cargo. Tunable nanoparticle–droplet interactions generate stilt‐like structures. Field rotation enables walking, obstacle navigation, and collective motion.
Oluwafemi Ligan   +9 more
wiley   +1 more source

Non-Invasive Electrochemical Biosensors Operating in Human Physiological Fluids

open access: yesSensors, 2020
Non-invasive healthcare technologies are an important part of research and development nowadays due to the low cost and convenience offered to both healthcare receivers and providers.
Magnus Falk   +3 more
doaj   +1 more source

A comparison of the antimicrobial efficacy of silver diamine fluoride and silver nitrate: an ex vivo study [PDF]

open access: yes, 2018
A comparison of the antimicrobial efficacy of silver diamine fluoride and silver nitrate on various cariogenic bacteria: an ex vivo study By: Reham AlNajjar, D.D.S. A thesis submitted in partial fulfillment of the requirements for the degree of Master of
AlNajjar, Reham M
core   +1 more source

Synergistic Activity of Fosfomycin, Ciprofloxacin, and Gentamicin Against Escherichia coli and Pseudomonas aeruginosa Biofilms [PDF]

open access: yes, 2019
Gram-negative (GN) rods cause about 10% periprosthetic joint infection (PJI) and represent an increasing challenge due to emergence of antimicrobial resistance.
Di Luca, Mariagrazia   +4 more
core   +1 more source

Privatization of Biofilm Matrix in Structurally Heterogeneous Biofilms

open access: yesmSystems, 2019
Biofilms are communities of bacteria protected by a self-produced extracellular matrix. The detrimental effects of nonproducing individuals on biofilm development raise questions about the dynamics between community members, especially when isogenic nonproducers exist within wild-type populations.
Otto, Simon B.   +7 more
openaire   +6 more sources

Nanozymes at the Bio‐Nano Interface: From Synthesis, Defect Engineering, Catalytic Behavior in Biological Microenvironments, and Biosafety Implications

open access: yesAdvanced Materials Interfaces, EarlyView.
Nanozymes (NZs) have emerged as versatile artificial enzymes with tunable catalytic properties driven by atomic coordination, defect engineering, and surface chemistry. This review presents a bio–nano interface framework linking synthesis strategies, structural design, and catalytic behavior within complex biological microenvironments.
Karen Guadalupe Quintero‐Garrido   +6 more
wiley   +1 more source

The relay network of Geobacter biofilms [PDF]

open access: yes, 2018
While actual models explaining electron conduction in electricity producing biofilms have evolved separately to apparent irreconcilable conceptual positions, finding cytochrome complexes in the external matrix of Geobacter biofilms supports the proposal ...
Busalmen, Juan Pablo   +3 more
core   +1 more source

Medical biofilms [PDF]

open access: yesBiotechnology and Bioengineering, 2008
AbstractFor more than two decades, Biotechnology and Bioengineering has documented research focused on natural and engineered microbial biofilms within aquatic and subterranean ecosystems, wastewater and waste‐gas treatment systems, marine vessels and structures, and industrial bioprocesses.
openaire   +2 more sources

Enhanced Infection Resistance and Regenerative Healing of Titanium Implants via Peptide‐Loaded Biodegradable Coatings

open access: yesAdvanced Materials Technologies, EarlyView.
This study presents a new biodegradable coating for titanium implants using a natural antimicrobial peptide, caerin 1.9. Applied via solvent casting, the coating offers sustained antibacterial protection and promotes healing. Tested on 3D‐printed porous titanium scaffolds, it effectively prevented infection—including against resistant bacteria—while ...
Hejie Li   +7 more
wiley   +1 more source

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