Results 21 to 30 of about 7,636 (247)

Expanding the Scope of an Amphoteric Condensed Tannin, Tanfloc, for Antibacterial Coatings

Journal of Functional Biomaterials, 2023
Bacterial infections are a common mode of failure for medical implants. This study aims to develop antibacterial polyelectrolyte multilayer (PEM) coatings that contain a plant-derived condensed tannin polymer (Tanfloc, TAN) with inherent antimicrobial ...
Somayeh Baghersad, Liszt Y. C. Madruga, Alessandro F. Martins, Ketul C. Popat, Matt J. Kipper   +4 more
doaj   +1 more source

Polyethyleneimine and polyethyleneimine-based nanoparticles: novel bacterial and yeast biofilm inhibitors

Journal of Medical Microbiology, 2014
Biofilms are commonly involved in medical device-related infections. The purpose of this study was to determine the antimicrobial and anti-biofilm activity of polyethyleneimine (PEI) and PEI-based nanoparticles (nanoPEI) against Staphylococcus aureus, Staphylococcus epidermidis, Acinetobacter baumannii
M M, Azevedo, P, Ramalho, A P, Silva, R, Teixeira-Santos, C, Pina-Vaz, A G, Rodrigues   +5 more
openaire   +2 more sources

Mucoadhesive Nanoparticles Enhance the Therapeutic Effect of Dexamethasone on Experimental Ulcerative Colitis by the Local Administration as an Enema

Drug Design, Development and Therapy, 2023
Kai Dong,1,2 Shu-Jing Deng,2 Bin-Yang He,2 Zi-Yang Guo,2 Ze-Lin Guan,2 Xue Leng,2 Rui-Rui Ma,2 Dan-Yang Wang,2 Jian-Feng Xing,2 Cui-Yu You1 1Department of Pharmacy, The First Affiliated Hospital of Xi’an Jiaotong University, Xi’an, Shaanxi, People’s ...
Dong K, Deng SJ, He BY, Guo ZY, Guan ZL, Leng X, Ma RR, Wang DY, Xing JF, You CY   +9 more
doaj  

Rational Design of Polyamine-Based Cryogels for Metal Ion Sorption

Molecules, 2020
Here we report the method of fabrication of supermacroporous monolith sorbents (cryogels) via covalent cross-linking of polyallylamine (PAA) with diglycidyl ether of 1,4-butandiol.
Irina Malakhova, Yuliya Privar, Yuliya Parotkina, Aleksandr Mironenko, Marina Eliseikina, Denis Balatskiy, Alexey Golikov, Svetlana Bratskaya   +7 more
doaj   +1 more source

Magnetofection and isolation of DNA using polyethyleneimine functionalized magnetic iron oxide nanoparticles [PDF]

Royal Society Open Science, 2018
This study was carried out to develop a simple and efficient method to isolate DNA directly from biological samples using iron oxide nanoparticles (IONPs) functionalized with polyethyleneimine (PEI).
Adheesha N. Danthanarayana, Danushika C. Manatunga, Rohini M. De Silva, N. Vishvanath Chandrasekharan, K. M. Nalin De Silva   +4 more
doaj   +1 more source

Surface-Fabrication of Fluorescent Hydroxyapatite for Cancer Cell Imaging and Bio-Printing Applications

Biosensors, 2022
Hydroxyapatite (HAP) materials are widely applied as biomedical materials due to their stable performance, low cost, good biocompatibility and biodegradability. Here, a green, fast and efficient strategy was designed to construct a fluorescent nanosystem
Weimin Wan, Ziqi Li, Xi Wang, Fei Tian, Jian Yang   +4 more
doaj   +1 more source

An Electrochemical Immunosensor Based on SPA and rGO-PEI-Ag-Nf for the Detection of Arsanilic Acid

Molecules, 2021
A sensitive electrochemical immunosensor was prepared for rapid detection of ASA based on arsanilic acid (ASA) monoclonal antibody with high affinity. In the preparation of nanomaterials, polyethyleneimine (PEI) improved the stability of the solution and
Yanwei Wang, Dongdong Ma, Gaiping Zhang, Xuannian Wang, Jingming Zhou, Yumei Chen, Xiaojuan You, Chao Liang, Yanhua Qi, Yuya Li, Aiping Wang   +10 more
doaj   +1 more source

Polyethyleneimine-Enabled Tunable Electrostatic Nanoparticle Assemblies on Ultrathin Protein Nanofibers for Plasmonics-Based Solar Energy Harvesting

, 2021
Controlled assembly of nanoparticles (NPs) onto ultrathin, protein-based biotemplates was previously achieved mainly through the chemical or genetic engineering of the surface chemistry of the templates.
Chuanbin Mao, Penghe Qiu (1612318), Mingying Yang (1315212), Penghe Qiu, Ningyun Zhou, Yan Li (23143), Ningyun Zhou (11886113), Lin Wang, Mingying Yang, Chuanbin Mao (1315209), Lin Wang (11986), Yan Li   +11 more
core   +1 more source

An Electrochemical Sensor Based on a Nitrogen-Doped Carbon Material and PEI Composites for Sensitive Detection of 4-Nitrophenol

Nanomaterials, 2021
A glassy carbon electrode (GCE) was modified with nitrogen-doped carbon materials (NC) and polyethyleneimine (PEI) composites to design an electrochemical sensor for detecting 4-nitrophenol (4-NP).
Xue Nie, Peihong Deng, Haiyan Wang, Yougen Tang   +3 more
doaj   +1 more source

Polyethylenimine Grafted onto Nano-NiFe₂O₄@SiO₂ for the Removal of CrO₄²⁻, Ni²⁺, and Pb²⁺ Ions from Aqueous Solutions

Molecules, 2023
Polyethyleneimine (PEI) has been reported to have good potential for the adsorption of metal ions. In this work, PEI was covalently bound to NiFe2O4@SiO2 nanoparticles to form the new adsorbent NiFe2O4@SiO2–PEI.
Mehdi Khalaj, Seyed-Mola Khatami, Mehdi Kalhor, Maryam Zarandi, Eric Tobechukwu Anthony, Axel Klein   +5 more
doaj   +1 more source