Kinetic chain lengths in highly cross-linked networks formed by the photoinitiated polymerization of divinyl monomers: a gel permeation chromatography investigation.

abstract：:Silk fibroin hydrogels with tunable properties could be obtained from aqueous fibroin solutions (4.2 w/v %) in a short period of time. This was achieved by the addition of ethylene glycol diglycidyl ether (EGDE) into the reaction solution. Introduction of EGDE cross-links between the fibroin molecules decreases the mo...

journal_title：Biomacromolecules

authors： Karakutuk I,Ak F,Okay O

更新日期：2012-04-09 00:00:00

abstract：:We have investigated the thermodynamic and dynamic behavior of multistranded β-lactoglobulin protein fibrils in water, by combining static, dynamic, and depolarized dynamic light scattering (SLS, DLS, DDLS), small angle neutron scattering (SANS), rheology, and cryogenic transmission electron microscopy (cryo-TEM). We ...

journal_title：Biomacromolecules

authors： Bolisetty S,Harnau L,Jung JM,Mezzenga R

更新日期：2012-10-08 00:00:00

abstract：:The morphologies of several ionotropic alginate hydrogels and aerogels were investigated by SAXS according to the nature of the divalent metal cation (Mn(2+), Co(2+), Zn(2+), Cu(2+)) and the guluronic fraction of the alginate. All alginate hydrogel and aerogel samples show isotropic small-angle X-ray scattering. Gelat...

journal_title：Biomacromolecules

authors： Agulhon P,Robitzer M,David L,Quignard F

更新日期：2012-01-09 00:00:00

abstract：:Nanofibrous materials containing the antitumor drug doxorubicin hydrochloride (DOX) were easily prepared using a one-step method by electrospinning of DOX/poly(L-lactide-co-D,L-lactide) (coPLA) and DOX/quaternized chitosan (QCh)/coPLA solutions. The pristine and DOX-containing mats were characterized by ATR-FTIR and X...

journal_title：Biomacromolecules

authors： Ignatova MG,Manolova NE,Toshkova RA,Rashkov IB,Gardeva EG,Yossifova LS,Alexandrov MT

更新日期：2010-06-14 00:00:00

abstract：:The aggregation phenomena in aqueous solutions of hydrophobically modified (HM) chitosan, containing 4 mol % of n-dodecyl side chains, were studied by viscometry and fluorescence spectroscopy with pyrene as a probe. The results are compared with those for unmodified chitosan. Surprisingly, fluorescence data reveal the...

journal_title：Biomacromolecules

authors： Philippova OE,Volkov EV,Sitnikova NL,Khokhlov AR,Desbrieres J,Rinaudo M

更新日期：2001-07-01 00:00:00

abstract：:In this work, we report on an ATP-responsive low-molecular-weight polyethylenimine (LMW-PEI)-based supramolecular assembly. It formed via host-guest interaction between PEI (MW = 1.8 kDa)-α-cyclodextrin (α-CD) conjugates and PEI1.8k-phenylboronic acid (PBA) conjugates. The host-guest interaction between PEI1.8k-α-CD a...

journal_title：Biomacromolecules

authors： Jiang C,Qi Z,Jia H,Huang Y,Wang Y,Zhang W,Wu Z,Yang H,Liu J

更新日期：2019-01-14 00:00:00

abstract：:We explore here the possibility that polypeptide chains with directional multiplicity might provide for the control of peptide self-assembly processes. We tested this new possibility using an oppositely directed peptide (ODP) supramolecular system. The ODP could make it possible to form a βαβ motif with antiparallel β...

journal_title：Biomacromolecules

authors： Jeong WJ,Han S,Park H,Jin KS,Lim YB

更新日期：2014-06-09 00:00:00

abstract：:For developing broader application of biobased polymers, graft copolymers and comb polymers having poly(lactic acid) (PLA) side chains have been synthesized by using a macromonomer technique. PLA macromonomers (MMm) having a methacryloyl polymerizable group with different PLA chain length with an average length m = 4,...

journal_title：Biomacromolecules

authors： Ishimoto K,Arimoto M,Okuda T,Yamaguchi S,Aso Y,Ohara H,Kobayashi S,Ishii M,Morita K,Yamashita H,Yabuuchi N

更新日期：2012-11-12 00:00:00

abstract：:The aim of this work was to evaluate the potential of INVITE-based nanomicelles, an amphiphilic polymer constituted by inulin (INU) and vitamin E (VITE), as a platform for improving the biopharmaceutical properties of hydrophobic drugs. For this purpose, curcumin was selected as a model and curcumin-INVITE nanomicelle...

journal_title：Biomacromolecules

authors： Tripodo G,Pasut G,Trapani A,Mero A,Lasorsa FM,Chlapanidas T,Trapani G,Mandracchia D

更新日期：2015-02-09 00:00:00

abstract：:We studied methoxy poly(ethylene glycol)-b-poly(ε-caprolactone)-b-poly(2-dimethylaminoethyl methacrylate) (mPEG-b-PCL-b-PDMAEMA) nanoparticles as the codelivery vector of hydrophobic drug and pDNA by employing dynamic light scattering (DLS), ζ potential, transmission electron microscopy (TEM), gel retardation assay, a...

journal_title：Biomacromolecules

authors： Yue X,Qiao Y,Qiao N,Guo S,Xing J,Deng L,Xu J,Dong A

更新日期：2010-09-13 00:00:00

abstract：:Nanoconfined self-assemblies within aerosol nanoparticles and control of the secondary structures are shown here upon ionically complexing poly(L-lysine) (PLL) with dodecylbenzenesulfonic acid (DBSA) surfactant and using solvents chloroform, 1-propanol, or dimethylformamide. Different solvent volatilities and drying t...

journal_title：Biomacromolecules

authors： Rahikkala A,Junnila S,Vartiainen V,Ruokolainen J,Ikkala O,Kauppinen E,Raula J

更新日期：2014-07-14 00:00:00

abstract：:Oral delivery remains a challenge for poorly permeable hydrophilic macromolecules. Poly(amido amine) (PAMAM) dendrimers have shown potential for their possible oral delivery. Transepithelial transport of carboxyl-terminated G3.5 and amine-terminated G4 PAMAM dendrimers was assessed using isolated rat jejunal mucosae m...

journal_title：Biomacromolecules

authors： Hubbard D,Ghandehari H,Brayden DJ

更新日期：2014-08-11 00:00:00

abstract：:We report the synthesis of PEG-coated, core-cross-linked polymeric micelles (CCPMs) derived from an amine-terminated amphiphilic block copolymer, poly(PEG-methacrylate)-b-poly(triethoxysilyl propylmethacrylate). The block copolymer self-assembled to form micellar nanoparticles, and a Cy-7-like near-infrared fluorescen...

journal_title：Biomacromolecules

authors： Yang Z,Zheng S,Harrison WJ,Harder J,Wen X,Gelovani JG,Qiao A,Li C

更新日期：2007-11-01 00:00:00

abstract：:Herein we present an innovative approach to produce biocompatible, degradable, and stealth polymeric nanoparticles based on poly(lipoic acid), stabilized by a PEG-ended surfactant. Taking advantage of the well-known thiol-induced polymerization of lipoic acid, a universal and nontoxic nanovector consisted of a solid c...

journal_title：Biomacromolecules

authors： Trzciński JW,Morillas-Becerril L,Scarpa S,Tannorella M,Muraca F,Rastrelli F,Castellani C,Fedrigo M,Angelini A,Tavano R,Papini E,Mancin F

更新日期：2020-12-21 00:00:00

abstract：:Numerous catechol-containing polymers, including biodegradable polymers, are currently heavily discussed for modern biomaterials. However, there is no report combining poly(phosphoester)s (PPEs) with catechols. Adhesive PPEs have been prepared via acyclic diene metathesis polymerization. A novel acetal-protected catec...

journal_title：Biomacromolecules

authors： Becker G,Ackermann LM,Schechtel E,Klapper M,Tremel W,Wurm FR

更新日期：2017-03-13 00:00:00

abstract：:Coniferyl alcohol was polymerized in pectin solution in order to mimic the lignification that is the final step of biosynthesis of plant cell wall. Dehydrogenated polymers (DHP = coniferyl alcohol polymers = synthetic lignin) interact with pectin to form hydrophobic clusters as monitored by pyrene fluorescence spectro...

journal_title：Biomacromolecules

authors： Lairez D,Cathala B,Monties B,Bedos-Belval F,Duran H,Gorrichon L

更新日期：2005-03-01 00:00:00

abstract：:Fluorescence and circular dichroism spectroscopy were used to monitor the conformational transition of regenerated Bombyx mori silk fibroin (RSF) in aqueous solutions under different conditions. According to the analysis of fluorescence spectra using anilinonaphthalene-8-sulfonic acid magnesium salt (ANS) as an extern...

journal_title：Biomacromolecules

authors： Yang Y,Shao Z,Chen X,Zhou P

更新日期：2004-05-01 00:00:00

abstract：:Surface modification of biodegradable vascular grafts is an important strategy to improve the in situ endothelialization of tissue engineered vascular grafts (TEVGs) and prevent major complications associated with current synthetic grafts. Important strategies for improving endothelialization include increasing endoth...

journal_title：Biomacromolecules

authors： Melchiorri AJ,Hibino N,Yi T,Lee YU,Sugiura T,Tara S,Shinoka T,Breuer C,Fisher JP

更新日期：2015-02-09 00:00:00

abstract：:The structure of the Ca--alginate junction zones was investigated with X-ray scattering on gels prepared with different methods. Fiber diffraction reveals the popular egg-box model may not be the only possible structure for the junction zones. The (001) reflection, which should be extinguished due to 2/1 helical confo...

journal_title：Biomacromolecules

authors： Li L,Fang Y,Vreeker R,Appelqvist I,Mendes E

更新日期：2007-02-01 00:00:00

abstract：:Magnetosomes are natural magnetic nanoparticles with exceptional properties that are synthesized in magnetotactic bacteria by a highly regulated biomineralization process. Their usability in many applications could be further improved by encapsulation in biocompatible polymers. In this study, we explored the productio...

journal_title：Biomacromolecules

authors： Mickoleit F,Borkner CB,Toro-Nahuelpan M,Herold HM,Maier DS,Plitzko JM,Scheibel T,Schüler D

更新日期：2018-03-12 00:00:00

abstract：:In situ forming reduction-sensitive degradable nanogels were designed and developed based on poly(ethylene glycol)-b-poly(2-(hydroxyethyl) methacrylate-co-acryloyl carbonate) (PEG-P(HEMA-co-AC)) block copolymers for efficient loading as well as triggered intracellular release of proteins. PEG-P(HEMA-co-AC) copolymers ...

journal_title：Biomacromolecules

authors： Chen W,Zheng M,Meng F,Cheng R,Deng C,Feijen J,Zhong Z

更新日期：2013-04-08 00:00:00

abstract：:A simple, sequential approach for creation of hydrolytically degradable poly(ethylene glycol) (PEG) hydrogels has been developed and characterized. The chemistry involves an initial step growth polymerization reaction between PEG-diacrylate and dithiothreitol (DTT) to form acrylate-terminated (-PEG-DTT-)n PEG chains, ...

journal_title：Biomacromolecules

authors： Hudalla GA,Eng TS,Murphy WL

更新日期：2008-03-01 00:00:00

abstract：:The ability to direct neurite growth into a close proximity of stimulating elements of a neural prosthesis, such as a retinal or cochlear implant (CI), may enhance device performance and overcome current spatial signal resolution barriers. In this work, spiral ganglion neurons (SGNs), which are the target neurons to b...

journal_title：Biomacromolecules

authors： Tuft BW,Zhang L,Xu L,Hangartner A,Leigh B,Hansen MR,Guymon CA

更新日期：2014-10-13 00:00:00

abstract：:Cancer cells have a large amount of ROS (reactive oxygen species) because of disturbed ROS homeostasis. Cancer cells therefore undertake redox adaptation to drive proliferation in tumor environments and even survive during anticancer treatment by upregulating endogenous antioxidants. As one of antioxidant defense syst...

journal_title：Biomacromolecules

authors： Noh J,Jung E,Lee J,Hyun H,Hong S,Lee D

更新日期：2019-02-11 00:00:00

abstract：:We describe investigations of insulin release from thermoresponsive microgels using variable temperature (1)H NMR. Microgel particles composed of poly(N-isopropylacrylamide) were loaded with the peptide via a swelling technique, and this method was compared to simple equilibrium partitioning. Variable temperature (1)H...

journal_title：Biomacromolecules

authors： Nolan CM,Gelbaum LT,Lyon LA

更新日期：2006-10-01 00:00:00

abstract：:In this work, 6-phosphogluconic trisodium salt (6-PG-Na+) is introduced as a new aqueous and nontoxic cross-linking agent to obtain ionic hydrogels. Here, it is shown the formation of hydrogels based on chitosan cross-linked with 6-PG-Na+. This formulation is obtained by ionic interaction of cationic groups of polymer...

journal_title：Biomacromolecules

authors： Martínez-Martínez M,Rodríguez-Berna G,Gonzalez-Alvarez I,Hernández MJ,Corma A,Bermejo M,Merino V,Gonzalez-Alvarez M

更新日期：2018-04-09 00:00:00

abstract：:Hydrogels constructed from folded protein domains are of increasing interest as resilient and responsive biomaterials, but their optimization for applications requires time-consuming and costly molecular design. Here, we explore a complementary approach to control their properties by examining the influence of crossli...

journal_title：Biomacromolecules

authors： Aufderhorst-Roberts A,Hughes MDG,Hare A,Head DA,Kapur N,Brockwell DJ,Dougan L

更新日期：2020-10-12 00:00:00

abstract：:Photoexcited TiO2 degrades biomolecules such as nucleic acids, cell membrane proteins, and enzymes. Stabilization of enzyme activity against the deactivation caused by the combination of TiO2-UV is essential if we are to develop novel hybrid materials exhibiting photocatalytic and biocatalytic activities useful for de...

journal_title：Biomacromolecules

authors： Lele BS,Russell AJ

更新日期：2004-09-01 00:00:00

abstract：:Their physicochemical properties and relatively low cost make cellulose nanocrystals (CNCs) a potential candidate for future large-scale production in many fields including nanomedicine. Prior to a sustained and responsible development as theranostic agents, robust and reliable data concerning their safety, biocompati...

journal_title：Biomacromolecules

authors： Colombo L,Zoia L,Violatto MB,Previdi S,Talamini L,Sitia L,Nicotra F,Orlandi M,Salmona M,Recordati C,Bigini P,La Ferla B

更新日期：2015-09-14 00:00:00

abstract：:Hydrogels are supramolecular assemblies with both solute transport properties like liquids and mechanical properties like elastomers. To date, every type of biomolecules except ribonucleic acid (RNA), is capable of forming a hydrogel. Here, we report an RNA that forms a hydrogel by self-assembly. This RNA is originall...

journal_title：Biomacromolecules

authors： Huang Z,Kangovi GN,Wen W,Lee S,Niu L

更新日期：2017-07-10 00:00:00