Results 1 to 10 of about 6,815 (158)

Poly(N-isopropylacrylamide) and Copolymers: A Review on Recent Progresses in Biomedical Applications [PDF]

Gels, 2017
The innate ability of poly(N-isopropylacrylamide) (PNIPAAm) thermo-responsive hydrogel to copolymerize and to graft synthetic polymers and biomolecules, in conjunction with the highly controlled methods of radical polymerization which are now available ...
Sonia Lanzalaco, Elaine Armelin
doaj   +5 more sources

Molecular design of dynamically thermoresponsive biomaterials [PDF]

Science and Technology of Advanced Materials
Dynamically thermoresponsive biomaterials, particularly those utilizing poly(N-isopropylacrylamide) (PNIPAAm), have attracted much attention in biomedical applications due to their reversible phase transition near body temperature.
Jun Kobayashi, Masamichi Nakayama, Kenichi Nagase   +2 more
doaj   +2 more sources

A 3D Porous MXene/PNIPAAm Hydrogel Composite with Advanced Degradation Stability and Control of Electronic Properties in Air. [PDF]

Adv Sci (Weinh)
This paper reports a fundamental study of the mutual benefits of the components in an MXene/PNIPAAm hydrogel composite with regard to enhanced degradation stability and tailorable electronic properties. The presented work focuses on the investigation of the fundamental material properties and ways for their modification.
Wang S, Jiao C, Gerlach G, Körner J.
europepmc   +2 more sources

Formulating Smart All-in-One Chitosan Hydrogel for High Performance Wound Dressing. [PDF]

Adv Healthc Mater
An innovative approach to fabricating a thermosensitive, highly swelling, degradable, and antibacterial hydrogel composed of a chitosan‐g‐NIPAAm/PVA/PVP copolymer, integrated with AgNPs, for use in wound dressing applications. The hydrogel demonstrates enhanced performance, accelerating the wound healing process.
Lin CC, Muchlis AMG, Chung RJ, Huang SY, Martinka M, Rwei SP, Kareiva A, Yang JC, Lin CC.   +8 more
europepmc   +2 more sources

In Situ Preparation of Tannic Acid-Modified Poly(N-isopropylacrylamide) Hydrogel Coatings for Boosting Cell Response [PDF]

Pharmaceutics
The improvement of the capability of poly(N-isopropylacrylamide) (PNIPAAm) hydrogel coating in cell adhesion and detachment is critical to efficiently prepare cell sheets applied in cellular therapies and tissue engineering.
Jufei Xu, Xiangzhe Liu, Pengpeng Liang, Hailong Yuan, Tianyou Yang   +4 more
doaj   +2 more sources

Functional aligned mesenchymal stem cell sheets fabricated using micropatterned thermo-responsive cell culture surfaces [PDF]

Materials Today Bio
Mesenchymal stem cells (MSCs) are frequently applied for cell transplantation and regenerative therapy because they secrete diverse therapeutic cytokines that prompt immuno-stimulatory and tissue repair processes. Furthermore, cultured MSC sheets exhibit
Kenichi Nagase, Hasumi Kuramochi, David W. Grainger, Hironobu Takahashi   +3 more
doaj   +2 more sources

Effect of Gold Nanoparticle Size on Regulated Catalytic Activity of Temperature-Responsive Polymer−Gold Nanoparticle Hybrid Microgels [PDF]

Gels
Gold nanoparticles (AuNPs) possess attractive electronic, optical, and catalytic properties, enabling many potential applications. Poly(N-isopropyl acrylamide) (PNIPAAm) is a temperature-responsive polymer that changes its hydrophilicity upon a slight ...
Palida Pongsanon, Akifumi Kawamura, Hideya Kawasaki, Takashi Miyata   +3 more
doaj   +2 more sources

Temperature-modulated separation of vascular cells using thermoresponsive-anionic block copolymer-modified glass [PDF]

Regenerative Therapy
Introduction: Vascular tissue engineering is a key technology in the field of regenerative medicine. In tissue engineering, the separation of vascular cells without cell modification is required, as cell modifications affect the intrinsic properties of ...
Tadashi Hirotani, Kenichi Nagase
doaj   +2 more sources

Polypropylene mesh for hernia repair with controllable cell adhesion/de-adhesion properties [PDF]

, 2020
Herein, a versatile bilayersystem, composed by a polypropylene(PP)mesh and a covalently bonded poly(N-isopropylacrylamide) (PNIPAAm) hydrogel, is reported.
Alemán Llansó, Carlos, Armelín Diggroc, Elaine Aparecida, Estrany Coda, Francesc, Lanzalaco, Sonia, Turón Dols, Pau, Valle Mendoza, Luis Javier del, Weis, Christine   +6 more
core   +2 more sources

Temperature Responsive Polymer Conjugate Prepared by “Grafting from” Proteins toward the Adsorption and Removal of Uremic Toxin

Molecules, 2022
In this study, temperature-responsive polymer-protein conjugate was synthesized using a “grafting from” concept by introducing a chain transfer agent (CTA) into bovine serum albumin (BSA).
Erika Yoshihara, Makoto Sasaki, Ahmed Nabil, Michihiro Iijima, Mitsuhiro Ebara   +4 more
doaj   +1 more source