Results 41 to 50 of about 1,447 (174)

Development of a Polymersome Blood Ammonia Assay Coupled with a Portable Near-Infrared Fluorometer [PDF]

open access: yesACS Bio & Med Chem Au
Marie-Lynn Al-Hawat   +3 more
doaj   +2 more sources

Brain-targeted polymersome codelivery of siRNA and temozolomide for effective glioblastoma chemo-RNAi synergistic therapy

open access: yesChemPhysMater, 2022
Temozolomide (TMZ) is a clinically approved drug for glioblastoma (GBM) therapy. However, as a result of methylguanine-DNA-methyltransferase (MGMT), which is able to repair damaged DNA-damage repairing, TMZ usually yields unsatisfactory therapeutic ...
Meng Zheng   +10 more
doaj   +1 more source

Photopolymerization-Induced Polymersome Rupture [PDF]

open access: yesLangmuir, 2019
Poly(butadiene)- b-poly(ethylene oxide) (PBut2.5- b-PEO1.3) giant polymersomes were prepared using an emulsion-centrifugation method. The impact of a fast decrease of the osmotic pressure inside the lumen of giant PBut- b-PEO vesicles was studied by confocal microscopy. This osmotic imbalance was created by performing the photoinduced polymerization of
Sophie C. Larnaudie   +4 more
openaire   +2 more sources

From Payload‐First Toward Dual‐Mechanism Antibody–Drug Conjugates

open access: yesAdvanced Materials, EarlyView.
Conjugation converts potent antibodies into underexposed carriers. This perspective defines the antibody exposure deficit and maps a mechanism‐first design space from payload‐first to antibody‐first ADC architectures, integrating DAR, linker chemistry, and Fc engineering to guide rational design of constructs that balance targeted cytotoxicity with ...
Xavier Pivot   +3 more
wiley   +1 more source

Density-tunable conjugation of cyclic RGD ligands with polyion complex vesicles for the neovascular imaging of orthotopic glioblastomas

open access: yesScience and Technology of Advanced Materials, 2015
Introduction of ligands into 100 nm scaled hollow capsules has great potential for diagnostic and therapeutic applications in drug delivery systems. Polyethylene glycol-conjugated (PEGylated) polyion complex vesicles (PICsomes) are promising hollow nano ...
Wataru Kawamura   +14 more
doaj   +1 more source

Multi‐Responsive Bowl‐Shaped Janus Nanomotors Based on Polyitaconic acid/Polypyrrole on the Surface of Iron Oxide Nanoparticles with Chemical, Electrical, and Magnetic Field Actuation for Targeted Drug Delivery Applications

open access: yesAdvanced NanoBiomed Research, EarlyView.
Bowl‐shaped Janus nanomotors with platinum, iron oxide, and polypyrrole integrate catalytic, magnetic, and electric propulsion for targeted drug delivery. They demonstrate controlled, directional motion under varying pH and hydrogen peroxide conditions, with optimal performance in neutral media.
Kimia Tavakoli Dehaghi   +3 more
wiley   +1 more source

Modular Approach to the Functionalization of Polymersomes [PDF]

open access: yesBiomacromolecules, 2020
Functionalizing polymersomes remains a challenge due to the limitation in reaction conditions applicable to the chemistry on the surface, hindering their application for selective targeting. In order to overcome this limitation, functionalization can be introduced right before the self-assembly.
Sjoerd J. Rijpkema   +5 more
openaire   +3 more sources

Artificial Cell Catalysts for Biotransformation: Design Principles and Process Integration

open access: yesBiotechnology and Bioengineering, EarlyView.
ABSTRACT Artificial cell catalysts are emerging as programmable biocatalytic platforms for sustainable molecular conversion. By reconstituting enzymes and functional modules within synthetic compartments, they combine the selectivity of biological catalysis with the design flexibility of synthetic materials.
Iori Kobayashi   +2 more
wiley   +1 more source

Crystalline Poly(L‐Lactic Acid) Nanoparticles via Nonsolvent‐Induced Cascade Phase Separation

open access: yesJournal of Polymer Science, EarlyView.
Water is used as the nonsolvent to induce liquid/liquid phase separation (LLPS) of poly(L‐lactic acid) (PLLA)/propylene carbonate solution and PLLA crystallization. Due to the two levels of cascade LLPS coupled with confined PLLA crystallization, three types of polymeric nanoparticles, including PLLA single crystals, Ouzo crystalsomes, and sheaf‐like ...
Niloofar Esmati   +3 more
wiley   +1 more source

Polymersome‐Enabled Multimodal Delivery of Tobramycin and Doripenem for Targeted Eradication of Pseudomonas aeruginosa Biofilms in Chronic Rhinosinusitis

open access: yesSmall, EarlyView.
Schematic representation of diffusion‐based versus pH‐triggered drug release within a bacterial biofilm. In diffusion‐based systems, drug cargo is gradually released independent of local pH, resulting in rapid burst release and reduced sustained concentrations.
Amalie Kjær Andresen   +9 more
wiley   +1 more source

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