Synthesis and characterization of glycopolymer-polypeptide triblock copolymers.

abstract：:The complement system plays an important role in innate and adaptive immunity, which suggests that complement activation could be exploited as a potential strategy for vaccine adjuvants. Here we explored the potential of chitosan-based microparticles (CS-NH2 MPs) as a vaccine adjuvant with an active surface for comple...

journal_title：Biomacromolecules

authors： Liu Y,Yin Y,Wang L,Zhang W,Chen X,Yang X,Xu J,Ma G

更新日期：2013-09-09 00:00:00

abstract：:To evaluate the antidiarrheal effect of ginseng, the active principals of ginseng were studied in vitro model of rotavirus infection, the leading cause of severe diarrhea. Two pectic polysaccharides, named as GP50-dHR (56.0 kDa) and GP50-eHR (77.0 kDa), were purified from hot water extract of ginseng by bioassay-linke...

journal_title：Biomacromolecules

authors： Baek SH,Lee JG,Park SY,Bae ON,Kim DH,Park JH

更新日期：2010-08-09 00:00:00

abstract：:Dextrin, a glucose polymer with low molecular weight, was used to develop a fully resorbable hydrogel, without using chemical initiators. Dextrin was first oxidized (oDex) with sodium periodate and then cross-linked with adipic acid dihidrazide, a nontoxic cross-linking molecule. Furthermore, a new bidimensional compo...

journal_title：Biomacromolecules

authors： Molinos M,Carvalho V,Silva DM,Gama FM

更新日期：2012-02-13 00:00:00

abstract：:Poly(lactide)-block-poly(ethylene oxide)-block-poly(lactide) (PLA-PEO-PLA) triblock copolymers are known to form physical hydrogels in water as a result of the polymer's amphiphilicity. Their mechanical properties, biocompatibility, and biodegradability have made them attractive for use as soft tissue scaffolds. Howev...

journal_title：Biomacromolecules

authors： Sanabria-DeLong N,Crosby AJ,Tew GN

更新日期：2008-10-01 00:00:00

abstract：:In this study, generation 5 (G5) polyamidoamine (PAMAM) dendrimers with two different surface groups, G4.5-COOH and G5-OH, were investigated for their protective effects on pancreas injury in a caerulein-induced acute pancreatitis (AP) mouse model. Both dendrimers significantly decreased pathological changes in the pa...

journal_title：Biomacromolecules

authors： Tang Y,Han Y,Liu L,Shen W,Zhang H,Wang Y,Cui X,Wang Y,Liu G,Qi R

更新日期：2015-01-12 00:00:00

abstract：:Low tolerability and tumor selectivity restricts many potent anticancer drugs including mertansine from wide clinical use. Here, glutathione-activatable hyaluronic acid-SS-mertansine prodrug (HA-SS-DM1) was designed and developed to achieve enhanced tolerability and targeted therapy of CD44+ human breast tumor xenogra...

journal_title：Biomacromolecules

authors： Zhong P,Zhang J,Deng C,Cheng R,Meng F,Zhong Z

更新日期：2016-11-14 00:00:00

abstract：:It is demonstrated that the molecular solubility of softwood hemicelluloses is significantly influenced by pretreatment of the fibers, extraction, and downstream processing. To quantify these effects, four hemicellulose samples were extracted from different thermomechanical pulps of Norway spruce. The molecular solubi...

journal_title：Biomacromolecules

authors： Kishani S,Vilaplana F,Xu W,Xu C,Wågberg L

更新日期：2018-04-09 00:00:00

abstract：:G-quadruplex is a type of DNA secondary structure formed by specific guanine-rich sequences. Because of their enrichment in functional genomic regions and their biological significance, G-quadruplexes are recognized as significant drug targets for cancer and other diseases. Here, we tested the precipitation efficiency...

journal_title：Biomacromolecules

authors： Lin J,Yan YY,Ou TM,Tan JH,Huang SL,Li D,Huang ZS,Gu LQ

更新日期：2010-12-13 00:00:00

abstract：:Spider aciniform (or wrapping) silk is the toughest of the seven types of spider silks/glue due to a combination of high elasticity and strength. Like most spider silk proteins (spidroins), aciniform spidroin (AcSp1) has a large core repetitive domain flanked by relatively short N- and C-terminal nonrepetitive domains...

journal_title：Biomacromolecules

authors： Xu L,Lefèvre T,Orrell KE,Meng Q,Auger M,Liu XQ,Rainey JK

更新日期：2017-11-13 00:00:00

abstract：:Oriented immobilization of proteins is an important step in creating protein-based functional materials. In this study, a method was developed to orient proteins on hydroxyapatite (HA) surfaces, a widely used bone implant material, to improve protein bioactivity by employing enhanced green fluorescent protein (EGFP) a...

journal_title：Biomacromolecules

authors： Yewle JN,Wei Y,Puleo DA,Daunert S,Bachas LG

更新日期：2012-06-11 00:00:00

abstract：:Electrospinning of cellulose nanocrystals (CNC)/poly(lactic acid) (PLA) emulsions has been demonstrated to be an effective dispersion and alignment method to control assembly of CNC into continuous composite ultrafine fibers. CNC-PLA nanocomposite random-fiber mats and aligned-fiber yarns were prepared by emulsion ele...

journal_title：Biomacromolecules

authors： Li Y,Ko FK,Hamad WY

更新日期：2013-11-11 00:00:00

abstract：:F-actins are semi-flexible polyelectrolytes and can be assembled into a large polymer-actin complex with polymorphism through electrostatic interaction with polycations. This study investigates the structural phase behavior and the growth of polymer-actin complexes in terms of its longitudinal and lateral sizes in var...

journal_title：Biomacromolecules

authors： Kwon HJ,Kakugo A,Shikinaka K,Osada Y,Gong JP

更新日期：2005-11-01 00:00:00

abstract：:An appropriate modification technique for silk materials is needed to effectively improve their physical properties for specific applications. A telechelic-type polyalanine (T-polyA) was synthesized by papain-catalyzed polymerization as a novel reinforcing agent for silk materials. A silk fibroin obtained from Bombyx ...

journal_title：Biomacromolecules

authors： Tsuchiya K,Masunaga H,Numata K

更新日期：2017-03-13 00:00:00

abstract：:Six methyl celluloses (MCs), one with a degree of substitution (DS) of 1.32 and five with DS between 1.83 and 1.88, were thoroughly investigated. Monomer composition and methyl distribution in the polymer chain were analyzed after total or partial random hydrolysis and appropriate derivatization with gas chromatograph...

journal_title：Biomacromolecules

authors： Adden R,Melander C,Brinkmalm G,Gorton L,Mischnick P

更新日期：2006-05-01 00:00:00

abstract：:Poly(L-lactide)-based microspheres having cationic or anionic surfaces were prepared using polydepsipeptide-block-poly(L-lactide)s as surfactants. Polydepsipeptide-block-poly(L-lactide)s having amino or carboxylic acid groups on their side chains were synthesized through anionic ring-opening polymerizations of L-lacti...

journal_title：Biomacromolecules

authors： Ouchi T,Toyohara M,Arimura H,Ohya Y

更新日期：2002-09-01 00:00:00

abstract：:n-Heptyl α-d-mannose (HM) is a nanomolar antagonist of FimH, a virulence factor of E. coli. Herein we report on the construction of multivalent HM-based glycopolymers as potent antiadhesives of type 1 piliated E. coli. We investigate glycopolymer/FimH and glycopolymer/bacteria interactions and show that HM-based glyco...

journal_title：Biomacromolecules

authors： Yan X,Sivignon A,Yamakawa N,Crepet A,Travelet C,Borsali R,Dumych T,Li Z,Bilyy R,Deniaud D,Fleury E,Barnich N,Darfeuille-Michaud A,Gouin SG,Bouckaert J,Bernard J

更新日期：2015-06-08 00:00:00

abstract：:A variety of natural polymers and proteins are considered to be 3D cell culture structures able to mimic the extracellular matrix (ECM) to promote bone tissue regeneration. Pectin, a natural polysaccharide extracted from the plant cell walls and having a chemical structure similar to alginate, provides interesting pro...

journal_title：Biomacromolecules

authors： Munarin F,Guerreiro SG,Grellier MA,Tanzi MC,Barbosa MA,Petrini P,Granja PL

更新日期：2011-03-14 00:00:00

abstract：:Tissue regeneration involves versatile types of cells. The accumulation and disorganized behaviors of undesired cells impair the natural healing process, leading to uncontrolled immune response, restenosis, and/or fibrosis. Cell-selective surfaces and interfaces can have specific and positive effects on desired types ...

journal_title：Biomacromolecules

authors： Zhang H,Zheng X,Ahmed W,Yao Y,Bai J,Chen Y,Gao C

更新日期：2018-06-11 00:00:00

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：:This paper describes the synthesis and characterization of a novel organic polymer coating for the prevention of the growth of Pseudomonas aeruginosa on the solid surface of three-dimensional objects. Substrata were encapsulated with polyterpenol thin films prepared from terpinen-4-ol using radio frequency plasma enha...

journal_title：Biomacromolecules

authors： Bazaka K,Jacob MV,Truong VK,Wang F,Pushpamali WA,Wang JY,Ellis AV,Berndt CC,Crawford RJ,Ivanova EP

更新日期：2010-08-09 00:00:00

abstract：:We report a facile method of generating ultradense poly(l-lysine)-graft-poly(ethylene glycol) (PLL-g-PEG) surface by using high temperature alone, which in turn provides dramatic improvement in resisting nonspecific bioadsorption. X-ray photoelectron spectroscopy (XPS) revealed that the surface graft density increased...

journal_title：Biomacromolecules

authors： Ogaki R,Zoffmann Andersen O,Jensen GV,Kolind K,Kraft DC,Pedersen JS,Foss M

更新日期：2012-11-12 00:00:00

abstract：:We show that functionalizing polymer-coated colloidal nanoplatelets with guanosine groups allows synergistic increase of mechanical properties in nacre-mimetic lamellar self-assemblies. Anionic montmorillonite (MTM) was first coated using cationic poly(diallyldimethylammonium chloride) (PDADMAC) to prepare core-shell ...

journal_title：Biomacromolecules

authors： Martikainen L,Walther A,Seitsonen J,Berglund L,Ikkala O

更新日期：2013-08-12 00:00:00

abstract：:The complement system is a powerful mechanism of the innate immune defense system. Dysregulation may contribute to several diseases. Heparin is a known regulator of the complement system, but its application is limited due to its anticoagulative activity. A promising alternative is the synthetic analogue dendritic pol...

journal_title：Biomacromolecules

authors： Silberreis K,Niesler N,Rades N,Haag R,Dernedde J

更新日期：2019-10-14 00:00:00

abstract：:Amphiphilic ABC triblock copolymers composed of monomethoxy-capped poly(ethylene glycol) (MPEG), poly(2-(dimethylamino)ethyl methacrylate) (DMA), and poly(2-(diethylamino)ethyl methacrylate) (DEA) have been synthesized by atom transfer radical polymerization (ATRP). These copolymers dissolve molecularly in acidic aque...

journal_title：Biomacromolecules

authors： Tang Y,Liu SY,Armes SP,Billingham NC

更新日期：2003-11-01 00:00:00

abstract：:The microstructure and the rheological properties of pure HM (high methoxyl) and LM (low methoxyl) pectin gels and of mixed HM/LM pectin gels have been investigated. Gel formation of either the HM or LM pectin, or both, was initiated in the mixed gels by varying the sucrose and Ca(2+) content. The microstructure was c...

journal_title：Biomacromolecules

authors： Löfgren C,Walkenström P,Hermansson AM

更新日期：2002-11-01 00:00:00

abstract：:Textile chitosan fiber scaffolds were developed and tested in terms of biocompatibility for human bone marrow stromal cells (hBMSCs). A part of the scaffolds was further modified by coating with fibrillar collagen type I in order to biologize the surface. hBMSCs of two donors were used for cell culture experiments in ...

journal_title：Biomacromolecules

authors： Heinemann C,Heinemann S,Lode A,Bernhardt A,Worch H,Hanke T

更新日期：2009-05-11 00:00:00

abstract：:Laminin is a heterotrimeric glycoprotein with a key role in the formation and maintenance of the basement membrane architecture and properties, as well as on the modulation of several biological functions, including cell adhesion, migration, differentiation and matrix-mediated signaling. In the central nervous system ...

journal_title：Biomacromolecules

authors： Barros D,Amaral IF,Pêgo AP

更新日期：2020-02-10 00:00:00

abstract：:A dual-sensitive polymeric drug conjugate (HA-SS-MP) was synthesized by conjugating hydrophobic 6-mercaptopurine (MP) to thiolated hyaluronic acid (HA) as the carrier and ligand to deliver doxorubicin (Dox) to parental colon cancer and colon cancer stem cells. Because of the amphiphilic nature of HA-SS-MP, it was self...

journal_title：Biomacromolecules

authors： Debele TA,Yu LY,Yang CS,Shen YA,Lo CL

更新日期：2018-09-10 00:00:00

abstract：:Two linear alpha-(1,4)-D-glucans substrates, of degrees of polymerization DP approximately 150 and 6000, were exposed to maize starch-branching enzyme IIa (mSBEIIa) in vitro. The resulting branched alpha-glucans and their constituent chains (obtained by debranching) were analyzed by nuclear magnetic resonance (NMR) an...

journal_title：Biomacromolecules

authors： Hernández JM,Gaborieau M,Castignolles P,Gidley MJ,Myers AM,Gilbert RG

更新日期：2008-03-01 00:00:00

abstract：:The effect of solution pH during layer-by-layer assembly of polyelectrolyte multilayer (PEM) coatings on properties relevant to orthopedic implant success was investigated. Bone morphogenetic protein 2 (BMP-2), a potent osteoconductive growth factor, was adsorbed onto the surface of anodized titanium, and PEM coatings...

journal_title：Biomacromolecules

authors： Salvi C,Lyu X,Peterson AM

更新日期：2016-06-13 00:00:00