Controlling external versus internal pore modification of ultrafiltration membranes using surface-initiated AGET-ATRP

BM Carter, A Sengupta, X Qian, M Ulbricht… - Journal of Membrane …, 2018 - Elsevier
The activators generated electron transfer (AGET) method coupled with atom transfer radical
polymerization (ATRP) is shown to be a simple and well controlled approach for surface …

Magnetically responsive nano filtration membranes for treatment of coal bed methane produced water

HH Himstedt, A Sengupta, X Qian… - Journal of the Taiwan …, 2019 - Elsevier
Magnetically responsive membrane obtained by grafting polyHEMA on nanofiltration
membrane by atom transfer radical polymerization was demonstrated to break concentration …

Atomistic Molecular Dynamics Simulations of the Lower Critical Solution Temperature Transition of Poly(N-vinylcaprolactam) in Aqueous Solutions

X Sun, X Qian - The Journal of Physical Chemistry B, 2019 - ACS Publications
Poly (N-vinylcaprolactam)(PVCL) is a thermo-responsive polymer, which exhibits a lower
critical solution temperature (LCST) in an aqueous solution. The LCST of this hydrophilic-to …

Electrospun weak anion-exchange fibrous membranes for protein purification

ST Chen, SR Wickramasinghe, X Qian - Membranes, 2020 - mdpi.com
Membrane based ion-exchange (IEX) and hydrophobic interaction chromatography (HIC) for
protein purification is often used to remove impurities and aggregates operated under the …

Ion-specificity in protein binding and recovery for the responsive hydrophobic poly (vinylcaprolactam) ligand

Z Liu, SR Wickramasinghe, X Qian - RSC advances, 2017 - pubs.rsc.org
The conformational switch between the hydrophobic state and hydrophilic state of thermo-
responsive poly (vinylcaprolactam)(PVCL) has great potential for protein binding and elution …

Functional copolymer coatings on electrospun fibers via photo‐initiated chemical vapor deposition

E Güney, J Karimzadeh Khoei… - Journal of Applied …, 2024 - Wiley Online Library
With the increasing use of implantable patches in biomedical applications, the significance
of surface modification techniques in improving biocompatibility, enhancing adhesion, and …

Electrospun Hydrophobic Interaction Chromatography (HIC) Membranes for Protein Purification

ST Chen, SR Wickramasinghe, X Qian - Membranes, 2022 - mdpi.com
Responsive membranes for hydrophobic interaction chromatography have been fabricated
by functionalizing poly (N-vinylcaprolactam)(PVCL) ligands on the substrate of electrospun …

Development and Characterization of PEGylated Chromatographic Monoliths as a Novel Platform for the Separation of PEGylated RNase a Isomers

C Sánchez-Trasviña, M Rito-Palomares… - Advances in Polymer …, 2019 - Wiley Online Library
PEGylated or polyethylene glycol‐modified proteins have been used as therapeutic agents
in different diseases. However, the major drawback in their procurement is the purification …