Results 51 to 60 of about 54,440 (362)

Dendrimers for siRNA Delivery [PDF]

open access: yesPharmaceuticals, 2013
Since the discovery of the “starburst polymer”, later renamed as dendrimer, this class of polymers has gained considerable attention for numerous biomedical applications, due mainly to the unique characteristics of this macromolecule, including its monodispersity, uniformity, and the presence of numerous functionalizable terminal groups.
Swati Biswas, Vladimir P. Torchilin
openaire   +4 more sources

Dendrimers as Antiamyloid Agents

open access: yesPharmaceutics, 2022
Dendrimer–protein conjugates have significant prospects for biological applications. The complexation changes the biophysical behavior of both proteins and dendrimers. The dendrimers could influence the secondary structure of proteins, zeta-potential, distribution of charged regions on the surface, the protein–protein interactions, etc.
Svetlana A. Sorokina   +1 more
openaire   +3 more sources

Structure of poly(propyl ether imine) (PETIM) dendrimer from fully atomistic molecular Dynamics Simulation and by Small Angle X-ray scattering [PDF]

open access: yesJCP, 124, 204719 (2006), 2006
We study the structure of carboxylic acid terminated neutral poly (propyl ether imine) (PETIM) dendrimer from generation 1 through 6 (G1-G6) in a good solvent (water) by fully atomistic molecular dynamics (MD) simulations. We determine as a function of generation such structural properties as: radius of gyration, shape tensor, asphericity, fractal ...
arxiv   +1 more source

Synthesis, Internalization and Visualization of N-(4-Carbomethoxy) Pyrrolidone Terminated PAMAM [G5:G3-TREN] Tecto(dendrimers) in Mammalian Cells

open access: yesMolecules, 2020
Tecto(dendrimers) are well-defined, dendrimer cluster type covalent structures. In this article, we present the synthesis of such a PAMAM [G5:G3-(TREN)]-N-(4-carbomethoxy) pyrrolidone terminated tecto(dendrimer).
Maciej Studzian   +5 more
doaj   +1 more source

In Situ-Forming Polyamidoamine Dendrimer Hydrogels with Tunable Properties Prepared via Aza-Michael Addition Reaction.

open access: yesACS Applied Materials and Interfaces, 2017
In this work, we describe synthesis and characterization of novel in situ-forming polyamidoamine (PAMAM) dendrimer hydrogels (DHs) with tunable properties prepared via highly efficient aza-Michael addition reaction.
Juan Wang   +3 more
semanticscholar   +1 more source

Trapping time statistics and efficiency of transport of optical excitations in dendrimers [PDF]

open access: yesJ. Chem. Phys. 121, 4884 (2004), 2004
We theoretically study the trapping time distribution and the efficiency of the excitation energy transport in dendritic systems. Trapping of excitations, created at the periphery of the dendrimer, on a trap located at its core, is used as a probe of the efficiency of the energy transport across the dendrimer.
arxiv   +1 more source

Preparation of gastrodin‐modified dendrimer‐entrapped gold nanoparticles as a drug delivery system for cerebral ischemia–reperfusion injury

open access: yesBrain and Behavior, Volume 12, Issue 12, December 2022., 2022
Abstract Objective This study sought to evaluate the feasibility of multifunctional gastrodin (GAS)‐containing nano‐drug carrier system against cerebral ischemia–reperfusion injury (CIRI). Methods The drug‐loaded nanocomposite (Au‐G5.NHAc‐PS/GAS) with certain encapsulation efficiency (EE) was prepared by physical adsorption method using different ...
Wenqiang Huang   +8 more
wiley   +1 more source

Biodistribution and Biosafety of a Poly(Phosphorhydrazone) Dendrimer, an Anti-Inflammatory Drug-Candidate

open access: yesBiomolecules, 2019
Dendrimers are nanosized, arborescent polymers of which size and structure are perfectly controlled. This is one reason why they are widely used for biomedical purposes.
Séverine Fruchon   +9 more
doaj   +1 more source

Precise localization of metal nanoparticles in dendrimer nanosnakes or inner periphery and consequences in catalysis

open access: yesNature Communications, 2016
Understanding the relationship between the location of nanoparticles (NPs) in an organic matrix and their catalytic performances is essential for catalyst design.
Xiang Liu   +8 more
semanticscholar   +1 more source

Some New Aspects of Dendrimer Applications [PDF]

open access: yesJ. Lumin. 111, 315-325 (2005), 2004
Dendrimers are characterized by special features that make them promising candidates for many applications. Here we focus on two such applications: dendrimers as light harvesting antennae, and dendrimers as molecular amplifiers, which may serve as novel platforms for drug delivery. Both applications stem from the unique structure of dendrimers.
arxiv   +1 more source

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