Browsing Kjemisk institutt by Author "Nyström, Bo"
Now showing items 1-15 of 15
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Azizi, Marzieh; Ghourchian, Hedayatoallah; Yazdian, Fatemeh; Bagheri Fam, Shahla; Bekhradnia, Sara; Nyström, Bo (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2017)With the aim of making specific targeting of silver nanoparticles as a drug for tumor cells and developing new anticancer agents, a novel nano-composite was developed. Albumin coated silver nanoparticles (ASNPs) were ...
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Du, Guanqun; Belić, Domagoj; Del Giudice, Alessandra; Alfredsson, Viveka; Carnerup, Anna M.; Zhu, Kaizheng; Nyström, Bo; Wang, Yilin; Galantini, Luciano; Schillén, Karin (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)Condensation of DNA helices into hexagonally packed bundles and toroids represents an intriguing example of functional organization of biological macromolecules at the nanoscale. The condensation models are based on the ...
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Motlaq, Vahid F.; Momtazi, Leva; Zhu, Kaizheng; Knudsen, Kenneth Dahl; Nyström, Bo (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2019)The self‐assembly process in aqueous solutions of the methoxyl‐poly(ethylene glycol)‐block ‐poly(2‐acrylamido‐2‐methyl‐1‐propanesulfonic sodium)‐block ‐poly(N ‐isopropyl acrylamide) (PNIPAAM) triblock copolymer, synthesized ...
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Du, Guanqun; Del Giudice, Alessandra; Alfredsson, Viveka; Carnerup, Anna M.; Pavel, Nicolae V.; Loh, Watson; Masci, Giancarlo; Nyström, Bo; Galantini, Luciano; Schillén, Karin (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)The association in aqueous mixtures of a thermoresponsive cationic diblock copolymer composed of poly(N-isopropylacrylamide) (PNIPAM) and poly(3-acrylamidopropyl)-trimethylammonium-chloride (PAMPTMA(+)) and the oppositely ...
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Carmona, Pierre; Tasici, Anca M.; Sande, Sverre Arne; Knudsen, Kenneth Dahl; Nyström, Bo (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)The rheological changes that occur during the chemical gelation of semidilute solutions of chitosan in the presence of the low-toxicity agent glyceraldehyde (GCA) are presented and discussed in detail. The entanglement ...
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Zeini, Darya; Glover, Joel C.; Knudsen, Kenneth Dahl; Nyström, Bo (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)As a potent nonviral system for biomolecular delivery to neurons via their axons, we have studied molecular characteristics of lysinated fluorescent dextran nanoconjugates with degrees of conjugation of 0.54–15.2 mol lysine ...
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Gjerde, Natalie; Zhu, Kaizheng; Knudsen, Kenneth Dahl; Nyström, Bo (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2019)Temperature-induced gelation of amphiphilic copolymers in aqueous media has attracted a great deal of interest in recent years. We have investigated phase behavior, gelation, rheology, and structure of modified versions ...
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Smistad, Gro; Nyström, Bo; Zhu, Kaizheng; Grønvold, Marthe Karoline; Røv-Johnsen, Anne; Hiorth, Marianne (Journal article / Tidsskriftartikkel / SubmittedVersion, 2017)Nanoparticulate systems with an uncharged hydrophilic surface may have a great potential in mucosal drug delivery. In the present study liposomes were coated with hydrophobically modified hydroxyethyl cellulose (HM-HEC) ...
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Lazzara, Giuseppe; Campbell, Richard A; Bayati, Solmaz; Zhu, Kaizheng; Nyström, Bo; Nylander, Tommy; Schillén, Karin (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2017)The thermal responsive behavior of adsorbed layers of diblock copolymers of poly(N-isopropylacrylamide) (PNIPAAM) and poly((3-acrylamidopropyl)trimethylammonium chloride) (PAMPTMA(+)) with γ-cyclodextrin (γ-CD) at the ...
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Pandya, Abhilash D.; Jager, Eliezer; Fam, Shahla Bagheri; Höcherl, Anita; Jäger, Alessandro; Sincari, Vladimir; Nyström, Bo; Stepanek, Petr; Skotland, Tore; Sandvig, Kirsten; Hrubý, Martin; Mælandsmo, Gunhild Mari (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2019)Background: Reactive oxygen species (ROS), such as hydrogen peroxide and superoxide, trigger biodegradation of polymer-based nanoparticles (NPs) bearing pinacol-type boronic ester groups. These NPs may selectively release ...
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Gjerde, Natalie Solfrid; Giudice, Alessandra Del; Zhu, Kaizheng; Knudsen, Kenneth Dahl; Galantini, Luciano; Schillén, Karin; Nyström, Bo (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)In this work, the diblock copolymer methoxy-poly(ethylene glycol)-block-poly(ε-caprolactone) (MPEG–b-PCL) was synthesized with a block composition that allows this polymer in aqueous media to possess both an upper critical ...
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Zhu, Kaizheng; Pamies, Ramon Francisco Porras; Al-Manasir, Nodar; Hernández Cifre, José G.; De la Torre, José Garcia; Nyström, Bo; Kjøniksen, Anna-Lena (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)The thermoresponsive nature of aqueous solutions of poly(N‐isopropylacrylamide) (PNIPAAM) star polymers containing 2, 3, 4, and 6 arms has been investigated by turbidity, dynamic light scattering, rheology, and rheo‐SALS. ...
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Dashtimoghadam, Erfan; Salimi-Kenari, Hamed; Nasseri, Rasool; Knudsen, Kenneth Dahl; Mirzadeh, Hamid; Nyström, Bo (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)Ethyl(hydroxyethyl) cellulose (EHEC) is known to form reversible hydrogels in water at elevated temperatures in the presence of an ionic surfactant. However, the toxicity of common ionic surfactants (like SDS and CTAB) ...
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Skottvoll, Frøydis Sved; Berg, Henriette Engen; Bjørseth, Kamilla; Lund, Kaja; Roos, Norbert; Bekhradnia, Sara; Thiede, Bernd; Sandberg, Cecilie; Vik-Mo, Einar O.; Røberg-Larsen, Hanne; Nyström, Bo; Lundanes, Elsa; Wilson, Steven Ray Haakon (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)Aim: For isolation of exosomes, differential ultracentrifugation and an isolation kit from a major vendor were compared. Materials & methods: ‘Case study’ exosomes isolated from patient-derived cells from glioblastoma ...
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Nazemoroaya, Zahra; Sarafbidabad, Mohsen; Mahdieh, Athar; Zeini, Darya; Nyström, Bo (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)Saponins are plant glycosides with different structures and biological activities, such as anticancer effects. Ziziphus spina-christi is a plant rich in saponin, and this compound is used to treat malignant melanoma in the ...