Results 91 to 100 of about 498,913 (308)

Mining bacterial cell division for new antibacterial drugs [PDF]

open access: yes, 2011
As bacterial antibiotic resistance continues to exhaust our supply of effective antibiotics, a global public health disaster appears likely. Poor financial investment in antibiotic research has exacerbated the situation.
Monahan, LG, D'Elia, M, Harry, L
core  

Uji Aktivitas Antibakteri Kombinasi Ekstrak Etanol Daun Sirih Merah (Piper Crocatum Ruiz & Pav) dan Daun Salam (Syzygium Polyanthum (Wight.) Walp) Terhadap Bakteri Escherichia Coli [PDF]

open access: yes, 2022
Background : Herbal medicinal plants that have antibacterial activity that have been used by the community which are currently widely used for health are red betel leaf (Piper crocatum Ruiz & Pav) and bay leaf (Syzygium polyanthum (Wight.) Walp).
Aziz, Aida Islami Amanda
core  

Water Permeates and Plasticizes Amorphous Carbon Dots: Unraveling the Inner Accessibility of the Nanoparticles by Glass Transition Studies

open access: yesAdvanced Materials, EarlyView.
The water permeability of amorphous carbon dots (CDs) is demonstrated by investigating their plasticization. Novel polyamide‐based and amorphous nanoparticles are synthesized by controlling their inner packing density. Water plasticization is evidenced by the decrease of the CDs glass transition temperature with increasing the hydration degree.
Elisa Sturabotti   +8 more
wiley   +1 more source

Mesoporous Silica Nanoparticles in Biomedicine: Advances and Prospects

open access: yesAdvanced Materials, EarlyView.
Mesoporous silica nanoparticles offer unique properties like high surface area, tunable pores, and functionalization. They excel in drug delivery, tissue engineering, and stimuli‐responsive therapies, enabling targeted and controlled treatments. With roles in cancer therapy and diagnostics, their clinical translation requires addressing challenges in ...
Miguel Manzano, María Vallet‐Regí
wiley   +1 more source

Eutectozymes as Soft Hybrid Materials for Advanced Biocatalysis

open access: yesAdvanced Materials, EarlyView.
Eutectozymes are sustainable hybrid materials that embed a GOx–HRP cascade within hydrophobic eutectogels featuring a dual supramolecular–covalent network. This architecture preserves native enzyme structure and stability, enables efficient heterogeneous biocatalysis in aqueous media, and positions eutectogels as robust platforms for next‐generation ...
Manuel Eduardo Martinez Cartagena   +10 more
wiley   +1 more source

Synthesis and Structure–Activity Relationship Study of 2-(amino)quinazolin-4(3H)-one Derivatives as Potential Inhibitors of Methicillin-Resistant Staphylococcus aureus (MRSA)

open access: yesAntibiotics
Background/Objectives: The rise in methicillin-resistant Staphylococcus aureus (MRSA) demands new therapeutic strategies. In this study, a series of 2-(amino)quinazolin-4(3H)-one derivatives were synthesized and evaluated for antistaphylococcal activity.
Jun Young Lee   +9 more
doaj   +1 more source

Metallic nanoparticles: antibacterial activity and ecotoxicity [PDF]

open access: yes, 2018
Healthcare is considered one of the most significant domains of nano-biotechnology. The use of metal nanostructures paves the way for numerous applications in this field such as antibacterial paints, antibacterial patches or even antibacterial films. The
E. Galdiero   +7 more
core  

Phase Engineering of Nanomaterials (PEN): Evolution, Current Challenges, and Future Opportunities

open access: yesAdvanced Materials, EarlyView.
This review summarizes the synthesis, phase transition, advanced characterization spanning ex situ to in situ and operando techniques, and diverse applications of phase engineering of nanomaterials (PEN). It further outlines key challenges and future opportunities, such as phase stability, architecture control, and artificial intelligence (AI)‐driven ...
Ye Chen   +7 more
wiley   +1 more source

Antibacterial free fatty acids: Activities, mechanisms of action and biotechnological potential [PDF]

open access: yes, 2010
Amongst the diverse and potent biological activities of free fatty acids (FFAs) is the ability to kill or inhibit the growth of bacteria. The antibacterial properties of FFAs are used by many organisms to defend against parasitic or pathogenic bacteria ...
Desbois, Andrew Paul   +3 more
core   +1 more source

An Ion‐Based Strategy Toward Synergistic Surface Functionalization Combining the Osteogenic Properties and NIR‐Mediated Antibacterial Activity of PEEK

open access: yesAdvanced Materials, EarlyView.
A multifunctional bioactive PEEK‐based implant (Mn@p/MBG‐SPEEK) is engineered to combat implant‐associated infections while promoting osteogenesis. The hybrid surface activates PI3K/Akt/mTOR and AP‐1 signaling pathways for osteogenic differentiation, while Mn coordination induces electronic coupling that narrows the HOMO‐LUMO energy gap and enhances ...
Zhiyan Xu   +7 more
wiley   +1 more source

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