نتایج جستجو برای: linear globular dendrimer

تعداد نتایج: 496392  

Journal: :Advanced functional materials 2010
Hye Jung Han Rangaramanujam M Kannan Sunxi Wang Guangzhao Mao Juan Pedro Kusanovic Roberto Romero

Dendrimers, with their well-defined globular shape and a high density of functional groups, are ideal nanoscale materials for templating sensor surfaces. This work exploits dendrimers as a versatile platform for capturing biomarkers with improved sensitivity and specificity. Synthesis, characterization, fabrication, and functional validation of the dendrimer-based assay platform are described. ...

Journal: :Molecules 2009
Hwankyu Lee Ronald G Larson

Recent advances in molecular dynamics simulation methodologies and computational power have allowed accurate predictions of dendrimer size, shape, and interactions with bilayers and polyelectrolytes with modest computational effort. Atomistic and coarse-grained (CG) models show strong interactions of cationic dendrimers with lipid bilayers. The CG simulations with explicit lipid and water captu...

Journal: :Advanced drug delivery reviews 2008
Jesse B Wolinsky Mark W Grinstaff

Dendrimers are prepared with a level of control not attainable with most linear polymers, leading to nearly monodisperse, globular macromolecules with a large number of peripheral groups. As a consequence, dendrimers are an ideal delivery vehicle candidate for explicit study of the effects of polymer size, charge, composition, and architecture on biologically relevant properties such as lipid b...

2016
Guangcui Yuan Xing Wang Decheng Wu Boualem Hammouda

The small-angle neutron scattering (SANS) technique has been used to investigate the structure of dendrimers based on polyhedral oligomeric silsesquioxane (POSS) in solution. Three generations and two distinct terminal groups (either vinyl or polyethylene glycol (PEG) terminal groups) as well as four concentrations for each dendrimer have been measured in deuterated tetrahydrofuran. Two main sc...

Journal: :Molecules 2017
Monika Dabrzalska Anna Janaszewska Maria Zablocka Serge Mignani Jean Pierre Majoral Barbara Klajnert-Maculewicz

The efficiency of photodynamic therapy is limited mainly due to low selectivity, unfavorable biodistribution of photosensitizers, and long-lasting skin sensitivity to light. However, drug delivery systems based on nanoparticles may overcome the limitations mentioned above. Among others, dendrimers are particularly attractive as carriers, because of their globular architecture and high loading c...

2012
Kenji Kono

Because of their highly defined chemical structure and globular shape, dendrimers are very attractive as base materials to be used in the production of nanomaterials for applications in various fields. Therefore, many attempts have been made to develop functional materials using dendrimers. This review specifically examines dendrimer-based nanomaterials intended for application to the biomedica...

Journal: :Journal of the American Chemical Society 2004
Byoung-Ki Cho Anurag Jain Surbhi Mahajan Hooisweng Ow Sol M Gruner Ulrich Wiesner

A novel extended amphiphilic dendrimer with linear poly(ethylene oxide) (PEO) attached to a PEO-like dendritic core as hydrophilic fraction and eight docosyl chain branches as hydrophobic fraction has been prepared for the use as structure-directing agent for silica-type materials. The extended dendrimer exhibits a hexagonal columnar liquid crystalline phase in the melt. Organically modified in...

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