Results 31 to 40 of about 236,402 (293)

Streptavidin-coated gold nanoparticles: critical role of oligonucleotides on stability and fractal aggregation

Beilstein Journal of Nanotechnology, 2017
Gold nanoparticles (AuNPs) exhibit unique properties that can be modulated through a tailored surface functionalization, enabling their targeted use in biochemical sensing and medical diagnostics.
Roberta D'Agata, Pasquale Palladino, Giuseppe Spoto   +2 more
doaj   +1 more source

Real-Time Monitoring of Biotinylated Molecules Detection Dynamics in Nanoporous Anodic Alumina for Bio-Sensing

Nanomaterials, 2019
The chemical modification, or functionalization, of the surfaces of nanomaterials is a key step to achieve biosensors with the best sensitivity and selectivity. The surface modification of biosensors usually comprises several modification steps that have
Laura Pol, Chris Eckstein, Laura K. Acosta, Elisabet Xifré-Pérez, Josep Ferré-Borrull, Lluis F. Marsal   +5 more
doaj   +1 more source

Strategies for the Biofunctionalization of Straining Flow Spinning Regenerated Bombyx mori Fibers

Molecules, 2022
High-performance regenerated silkworm (Bombyx mori) silk fibers can be produced efficiently through the straining flow spinning (SFS) technique. In addition to an enhanced biocompatibility that results from the removal of contaminants during the ...
Paloma Lozano-Picazo, Cristina Castro-Domínguez, Augusto Luis Bruno, Alejandro Baeza, Adelia S. Martínez, Patricia A. López, Ángela Castro, Yassmin Lakhal, Elena Montero, Luis Colchero, Daniel González-Nieto, Francisco Javier Rojo, Fivos Panetsos, Milagros Ramos, Rafael Daza, Alfonso M. Gañán-Calvo, Manuel Elices, Gustavo Víctor Guinea, José Pérez-Rigueiro   +18 more
doaj   +1 more source

High-Yield Characterization of Single Molecule Interactions with DeepTip^TM Atomic Force Microscopy Probes

Molecules, 2022
Single molecule interactions between biotin and streptavidin were characterized with functionalized DeepTipTM probes and used as a model system to develop a comprehensive methodology for the high-yield identification and analysis of single molecular ...
Daniel Corregidor, Raquel Tabraue, Luis Colchero, Rafael Daza, Manuel Elices, Gustavo V. Guinea, José Pérez-Rigueiro   +6 more
doaj   +1 more source

Streptavidin-Coated Au Nanoparticles Coupled with Biotinylated Antibody-Based Bifunctional Linkers as Plasmon-Enhanced Immunobiosensors

, 2020
The localized surface plasmon resonance (LSPR) effect of aggregating gold nanoparticles (AuNPs) has facilitated the development of colorimetric biosensors that can potentially be employed on site.
Sundaram Gunasekaran (1473790), Youngsang You (3570242), Sundaram Gunasekaran, Youngsang You, Seokwon Lim (1592107), Seokwon Lim   +5 more
core   +1 more source

Aptamer-Based Nanoporous Anodic Alumina Interferometric Biosensor for Real-Time Thrombin Detection

Sensors, 2019
Aptamer biosensors are one of the most powerful techniques in biosensing. Achieving the best platform to use in aptamer biosensors typically includes crucial chemical modifications that enable aptamer immobilization on the surface in the most efficient ...
Laura Pol, Laura Karen Acosta, Josep Ferré-Borrull, Lluis F. Marsal   +3 more
doaj   +1 more source

Neural Stem Cell Spreading on Lipid Based Artificial Cell Surfaces, Characterized by Combined X-ray and Neutron Reflectometry [PDF]

, 2010
We developed a bioadhesive coating based on a synthetic peptide-conjugate (AK-cycloRGDfC]) which contains multiples of the arginyl-glycyl-aspartic acid (RGD) amino acid sequence.
Gabor Mezo, Huth, M, Madarasz, E., Mezo, G., Hertrich, S, Madarasz, Emilia, Nickel, B., Mezo, Gabor, Bert Nickel, Huth, Martin, Martin Huth, Mező, G, Madarasz, E, Nickel, B, Hertrich, S., Samira Hertrich, Hertrich, Samira, Huth, M., Emilia Madarasz, Nickel, Bert   +19 more
core   +1 more source

A DNA Electrochemical Sensor via Terminal Protection of Small-Molecule-Linked DNA for Highly Sensitive Protein Detection

Biosensors, 2021
The qualitative and quantitative determination of marker protein is of great significance in the life sciences and in medicine. Here, we developed an electrochemical DNA biosensor for protein detection based on DNA self-assembly and the terminal ...
Ping Ouyang, Chenxin Fang, Jialun Han, Jingjing Zhang, Yuxing Yang, Yang Qing, Yubing Chen, Wenyan Shang, Jie Du   +8 more
doaj   +1 more source

Effects of High-Biotin Sample Interference on Antibody Concentrations in Sandwich Immunoassays

Vaccines, 2023
The use of antimicrobial growth promoters (AGPs) is banned because of problems associated with drug residues in animal products and increased bacterial resistance. The immunization of chickens with specific antigens is a promising strategy for generating
Geraldo Balieiro Neto, Jair Rodini Engracia Filho, Fabio Enrique Lemos Budino, Acyr Wanderley de Paula Freitas, Weber Vilas Boas Soares   +4 more
doaj   +1 more source

A polyamidoamine dendrimer-streptavidin supramolecular architecture for biosensor development

, 2017
A novel polyamidoamine dendrimer-streptavidin supramolecular architecture suitable as a versatile platform for biosensor development is reported. The dendrimer was electrodeposited on a glassy carbon electrode via cyclic voltammetry.
N. Soda, Arotiba, OA, Soda, N, O.A. Arotiba   +3 more
core   +1 more source