Search Results - "Picco, Agustín S."

Short Zwitterionic Sulfobetaine-Modified Silica Nanoparticles: Is Neutrality Possible? by Mondo, Gabriela Borba, Cathcarth, Marilina, Longo, Gabriel S., Picco, Agustín S., Cardoso, Mateus Borba

“…Zwitterionic coatings are an efficient strategy for preventing biomolecule adsorption and enhancing nanoparticle stability in solution. The properties of…”
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Enhanced Hydrogen Bonding by Urea Functionalization Tunes the Stability and Biological Properties of Peptide Amphiphiles by Xing, Huihua, Wigham, Caleb, Lee, Sieun Ruth, Pereira, Aramis J., de Campos, Luana J., Picco, Agustín S., Huck-Iriart, Cristián, Escudero, Carlos, Perez-Chirinos, Laura, Gajaweera, Sandun, Comer, Jeffrey, Sasselli, Ivan R., Stupp, Samuel I., Zha, R. Helen, Conda-Sheridan, Martin

“…Self-assembled nanostructures such as those formed by peptide amphiphiles (PAs) are of great interest in biological and pharmacological applications. Herein, a…”
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Control of Peptide Amphiphile Supramolecular Nanostructures by Isosteric Replacements by Xing, Huihua, Chin, Stacey M, Udumula, Venkata Reddy, Krishnaiah, Maddeboina, Rodrigues de Almeida, Nathalia, Huck-Iriart, Cristián, Picco, Agustín S, Lee, Sieun Ruth, Zaldivar, Gervasio, Jackson, Kelsey A, Tagliazucchi, Mario, Stupp, Samuel I, Conda-Sheridan, Martin

“…Supramolecular nanostructures with tunable properties can have applications in medicine, pharmacy, and biotechnology. In this work, we show that the…”
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Urea-Modified Self-Assembling Peptide Amphiphiles That Form Well-Defined Nanostructures and Hydrogels for Biomedical Applications by Xing, Huihua, Rodger, Alison, Comer, Jeffrey, Picco, Agustín S., Huck-Iriart, Cristián, Ezell, Edward L., Conda-Sheridan, Martin

“…Hydrogen bonding plays a critical role in the self-assembly of peptide amphiphiles (PAs). Herein, we studied the effect of replacing the amide linkage between…”
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Mesophase Transformation in Amphiphilic Hyperbranched Polymers Induced by Transition Metal Ion Complexation. Creating Well-Defined Metallo-Supramolecular Assemblies from “Ill-Defined” Building Blocks by Picco, Agustín S, Knoll, Wolfgang, Ceolín, Marcelo, Azzaroni, Omar

“…Self-organized metallo-supramolecular heterostructures have potential applications that include molecular electronics, photovoltaics, and magnetic devices,…”
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Cysteamine-modified ZIF-8 colloidal building blocks: Direct assembly of nanoparticulate MOF films on gold surfaces via thiol chemistry by Segovia, Gustavo M., Tuninetti, Jimena S., Moya, Sergio, Picco, Agustín S., Ceolín, Marcelo R., Azzaroni, Omar, Rafti, Matías

“…Chemical modification of metal organic framework (MOF) nanocrystal colloids was used to endow them with chemical affinity for gold substrates. Modified…”
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Synthesis and Structural Characterization of Water-Soluble Gold(I) N‑Heterocyclic Carbene Complexes. An X‑ray Absorption Fine Structure Spectroscopy (XAFS) Study by Fernández, Gabriela A, Picco, Agustı́n S, Ceolı́n, Marcelo R, Chopa, Alicia B, Silbestri, Gustavo F

“…Water-soluble gold(I) N-heterocyclic carbene complexes were synthesized and characterized using X-ray absorption spectroscopy (XAFS) in combination with…”
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Acetylated galactopyranosyl N-heterocyclic monocarbene complexes of Silver(I) as novel anti-proliferative agents in a rhabdomyosarcoma cell line by Hobsteter, Ariana W., Irazoqui, Ana P., Gonzalez, Agustina, Picco, Agustín S., Rubert, Aldo A., Buitrago, Claudia G., Lo Fiego, Marcos J., Silbestri, Gustavo F.

“…[Display omitted] Herein, four silver(I) complexes bearing acetylated d-galactopyranoside-based N-heterocyclic carbene ligands were synthesized and fully…”
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Supramacromolecular organization of gold nanocrystals capped with amphiphilic hyperbranched polyethyleneimine by Picco, Agustín S., Zelaya, Eugenia, Azzaroni, Omar, Ceolín, Marcelo

“…[Display omitted] ► The supramolecular hetero-assemblies were studied using synchrotron-based SAXS. ► Nanoscale objects are spontaneously integrated into…”
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Temperature-driven self-assembly of self-limiting uniform supraparticles from non-uniform unimolecular micelles by Picco, Agustín S., Yameen, Basit, Knoll, Wolfgang, Ceolín, Marcelo R., Azzaroni, Omar

“…[Display omitted] In this work, the self-assembly of non-uniform unimolecular micelles constituted of a hyperbranched polyester core decorated with a corona of…”
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Inside the Protein Corona: From Binding Parameters to Unstained Hard and Soft Coronas Visualization by Galdino, Flávia E., Picco, Agustin S., Capeletti, Larissa B., Bettini, Jefferson, Cardoso, Mateus B.

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Distinguishing Protein Corona from Nanoparticle Aggregate Formation in Complex Biological Media Using X‑ray Photon Correlation Spectroscopy by Silva, Caroline E. P., Picco, Agustin S., Galdino, Flavia Elisa, de Burgos Martins de Azevedo, Mariangela, Cathcarth, Marilina, Passos, Aline R., Cardoso, Mateus Borba

“…In biological systems, nanoparticles interact with biomolecules, which may undergo protein corona formation that can result in noncontrolled aggregation…”
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Hybrid Nanogel‐Wrapped Anisotropic Gold Nanoparticles Feature Enhanced Photothermal Stability by Esporrín‐Ubieto, David, Huck‐Iriart, Cristián, Picco, Agustin S., Beloqui, Ana, Calderón, Marcelo

“…Anisotropic gold nanoparticles (AuNPs) are renowned for their unique properties – including localized surface plasmon resonance (LSPR) and adjustable optical…”
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Protein corona meets freeze-drying: overcoming the challenges of colloidal stability, toxicity, and opsonin adsorption by Picco, Agustin S, Mondo, Gabriela Borba, Ferreira, Larissa Fernanda, de Souza, Edmarcia Elisa, Peroni, Luís Antonio, Cardoso, Mateus Borba

“…Freeze-drying of nanoparticle suspensions is capable of generating stable nanoformulations with improved storage times and easier transportation. Nonetheless,…”
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Freeze-drying of silica nanoparticles: redispersibility toward nanomedicine applications by Picco, Agustin S, Ferreira, Larissa F, Liberato, Michelle S, Mondo, Gabriela B, Cardoso, Mateus B

“…To study freeze-drying of silica nanoparticles (SiO NPs) in order to find suitable conditions to produce lyophilized powders with no aggregation after…”
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Control of Peptide Amphiphile Supramolecular Nanostructures by Isosteric Replacements by Xing, Huihua, Chin, Stacey M., Udumula, Venkata Reddy, Krishnaiah, Maddeboina, Rodrigues de Almeida, Nathalia, Huck-Iriart, Cristián, Picco, Agustín S., Lee, Sieun Ruth, Zaldivar, Gervasio, Jackson, Kelsey A., Tagliazucchi, Mario, Stupp, Samuel I., Conda-Sheridan, Martin

“…Supramolecular nanostructures with tunable properties can have applications in medicine, pharmacy, and biotechnology. In this work, we show that the…”
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Understanding protein adsorption on silica mesoporous materials through thermodynamic simulations by Tárraga, Wilson A., Picco, Agustin S., Longo, Gabriel S.

“…This work presents a molecular thermodynamic theory to study protein interactions within a charge-regulating silica-like nanopore structure. The theory…”
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Tailored Silica Nanoparticles Surface to Increase Drug Load and Enhance Bactericidal Response by de Oliveira, Luciane, Bouchmella, Karim, Picco, Agustin, Capeletti, Larissa, Gonçalves, Kaliandra, dos Santos, João Henrique, Kobarg, Jörg, Cardoso, Mateus

“…Nanoparticles' surface properties can be used as triggers to regulate or even enhance biological response and generate tailored structures to substitute…”
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