Results 11 to 20 of about 7,636 (247)

Use of polyethyleneimine polymer in cell culture as attachment factor and lipofection enhancer

open access: yesBMC Biotechnology, 2004
Background Several cell lines and primary cultures benefit from the use of positively charged extracellular matrix proteins or polymers that enhance their ability to attach to culture plates.
González-García Maribel   +5 more
doaj   +2 more sources

Autophagy promotes degradation of polyethyleneimine–alginate nanoparticles in endothelial progenitor cells

open access: yesInternational Journal of Nanomedicine, 2017
Guo-dong Wang, Yu-zhen Tan, Hai-jie Wang, Pei Zhou Department of Anatomy, Histology and Embryology, Shanghai Medical School of Fudan University, Shanghai, China Abstract: Polyethyleneimine (PEI)–alginate (Alg) nanoparticle (NP) is a safe and ...
Wang GD, Tan YZ, Wang HJ, Zhou P
doaj   +1 more source

Polyethyleneimine-filled sepiolite nanorods-embedded poly(2,5-benzimidazole) composite membranes for wide-temperature PEMFCs

open access: yes, 2022
Proton-exchange membrane fuel cells (PEMFCs) that operate from room temperature to high temperatures (e.g., 200 °C) are desired for fuel cells used in vehicles and combined heat and power systems. In this work, polyethyleneimine-filled sepiolite nanorods
Rong Zhang (44942)   +10 more
core   +5 more sources

Light scattering investigations of spectrin, polyethyleneimine and RecA protein.

open access: yes, 1996
Light scattering investigations of spectrin, polyethyleneimine and RecA ...
Donna Marie. Budzynski (7977686)
core   +4 more sources

Anionic Complex with Efficient Expression and Good Safety Profile for mRNA Delivery

open access: yesPharmaceutics, 2021
We previously found that a complex comprising plasmid DNA (pDNA), polyethylenimine (PEI), and γ-polyglutamic acid (γ-PGA) had high transgene efficiency without cytotoxicity in vitro and in vivo.
Eri Hamada   +7 more
doaj   +1 more source

Polyethyleneimine-DNA Interactions [PDF]

open access: yesBiophysical Journal, 2014
Polyethyleneimine (PEI) is a cationic polymer with primary, secondary and tertiary amino groups separated by an ethylene bridge. PEI is available in both linear and branched forms, and many molecular weight forms are available commercially. PEI is amongst the first and very versatile transfection agents to deliver DNA to cells for gene targeted studies
Thomas, T.J., Venkiteswaran, Sripriya
openaire   +1 more source

The adsorption behavior and mechanism investigation of Cr(VI) ions removal by poly(2-(dimethylamino)ethyl methacrylate)/poly(ethyleneimine) gels [PDF]

open access: yesJournal of the Serbian Chemical Society, 2015
The composite hydrogels based on N,N’-dimethylamino ethyl methacrylate (DMAEMA) and polyethyleneimine (PEI) were prepared by amino radical polymerization and confirmed by Fourier Transform Infrared Spectra (FTIR) and elemental analysis.
Hou Zhengbo   +4 more
doaj   +1 more source

Kneading-Dough-Inspired Quickly Dispersing of Hydrophobic Particles into Aqueous Solutions for Designing Functional Hydrogels

open access: yesGels, 2023
Hydrogels containing hydrophobic materials have attracted great attention for their potential applications in drug delivery and biosensors. This work presents a kneading-dough-inspired method for dispersing hydrophobic particles (HPs) into water.
Jun Huang   +8 more
doaj   +1 more source

Polyethyleneimine modified activated carbon for high-efficiency adsorption of copper ion from simulated wastewater

open access: yesWater Science and Technology, 2022
In this study, activated carbon (AC) was chemically activated using sodium hydroxide (NaOH), and polyethyleneimine (PEI) was grafted onto the AC using glutaraldehyde as a cross-linking agent.
Jingming Lan, Baoying Wang, Bolin Gong
doaj   +1 more source

Polyethyleneimine-modified amorphous silica for the selective adsorption of CO2/N2 at high temperature

open access: yes, 2021
Mechanochemistry is very attractive as an efficient, solvent-free, and simplified technique for the preparation of composite adsorbents. Here, a series of polyethyleneimine (PEI)-modified SiO2 adsorbents were prepared via mechanical ball milling for ...
Xiaoqing Wang   +11 more
core   +1 more source

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