Study on the conversion of wool keratin by steam explosion.

abstract：:The thermally induced aggregation of bovine β-lactoglobulin in the glass state was studied both as the pure protein and in trehalose mixtures. Calorimetric measurements and size exclusion chromatography were used to characterize the glass state and aggregation, respectively. The initial aggregation rate was characteri...

journal_title：Biomacromolecules

authors： Pérez-Moral N,Adnet C,Noel TR,Parker R

更新日期：2010-11-08 00:00:00

abstract：:AQ-Pal14 is a 30-residue polypeptide that was designed to form an α-helical coiled coil that contains a metal-binding 4-pyridylalanine residue on its solvent-exposed surface. However, characterization of this peptide shows that it exists as a three-stranded coiled coil, not a two-stranded one as predicted from its des...

journal_title：Biomacromolecules

authors： Zaytsev DV,Xie F,Mukherjee M,Bludin A,Demeler B,Breece RM,Tierney DL,Ogawa MY

更新日期：2010-10-11 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：:Dual-cross-linked network (DCN) hydrogels with multiresponsive and self-healing properties are attracting intensive interests due to their enhanced mechanical strength for a wide range of applications. Herein, we developed a DCN hydrogel that combines a dynamic imine and a benzoxaboronic ester with a neutral pKa value...

journal_title：Biomacromolecules

authors： Zhao J,Diaz-Dussan D,Wu M,Peng YY,Wang J,Zeng H,Duan W,Kong L,Hao X,Narain R

更新日期：2020-12-15 00:00:00

abstract：:Neutron reflectometry was used to investigate effects of calcium ions on the interfacial behavior of beta-casein at the silicon oxide-aqueous solution interface. The structural characteristics of the adsorbed layer were determined from reflectivity curves fitted to three- and two-layer optical models. The results show...

journal_title：Biomacromolecules

authors： Follows D,Holt C,Nylander T,Thomas RK,Tiberg F

更新日期：2004-03-01 00:00:00

abstract：:N-(3-Aminopropyl)pyrrole was covalently coupled with alginate in an aqueous-phase reaction by means of carbodiimide-mediated activation chemistry to provide a pyrrole-alginate conjugate for subsequent use in biosensor applications. The pyrrole-alginate conjugate was quantified by UV spectroscopy at 230 nm, by an HPSEC...

journal_title：Biomacromolecules

authors： Abu-Rabeah K,Polyak B,Ionescu RE,Cosnier S,Marks RS

更新日期：2005-11-01 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：:Poly(3-hydroxybutyrate) (PHB) and poly(3-hydroxybutyrate-co-3-hydroxyvalerate) (PHBV) are biopolyesters reported to provide favorable microenvironments for cell culture and possess potential for tissue engineering applications. Both biopolymers have been investigated for applications in a variety of medical scenarios,...

journal_title：Biomacromolecules

authors： Ahmed T,Marçal H,Lawless M,Wanandy NS,Chiu A,Foster LJ

更新日期：2010-10-11 00:00:00

abstract：:Biodegradable multilayered capsules encapsulating basic fibroblast growth factor (bFGF) were developed as a cytokine release carrier for drug delivery systems. The multilayered hollow capsules were fabricated via the layer-by-layer (LbL) assembly of chitosan (CT) and dextran sulfate (Dex). The bFGF was encapsulated in...

journal_title：Biomacromolecules

authors： Itoh Y,Matsusaki M,Kida T,Akashi M

更新日期：2008-08-01 00:00:00

abstract：:Electrospinning is a simple and versatile technique of producing polymeric fibers ranging from submicron to micron in diameter. Incorporation of bioactive agents into the fibers could make a biofunctional tissue engineering scaffold. In this study, we investigated the feasibility of encapsulating human beta-nerve grow...

journal_title：Biomacromolecules

authors： Chew SY,Wen J,Yim EK,Leong KW

更新日期：2005-07-01 00:00:00

abstract：:Bone-marrow-derived mesenchymal stem cells (BMSCs) possess vast potential for tissue engineering and regenerative medicine. In this study, an injectable hydrogel comprising poly(l-glutamic acid)-graft-tyramine (PLG-g-TA) with tunable microenvironment was developed via enzyme-catalyzed cross-linking and used as an arti...

journal_title：Biomacromolecules

authors： Ren K,Cui H,Xu Q,He C,Li G,Chen X

更新日期：2016-12-12 00:00:00

abstract：:Two kinds of regioselectively substituted cellulose derivatives, i.e., 6-O-triphenylmethylcellulose (6TC) and 2,3-di-O-acetyl-6-O-triphenylmethylcellulose (2,3Ac6TC), were prepared via cellulose. In these samples, C-6 position hydroxyls in the anhydroglucose units (AGU) along the cellulose chain were selectively subst...

journal_title：Biomacromolecules

authors： Tsunashima Y,Hattori K,Kawanishi H,Horii F

更新日期：2001-10-01 00:00:00

abstract：:Protein polymers (long-chain proteins in which a specific amino acid sequence "monomer" is repeated through the molecule) are found widely in nature, and these materials exhibit a diverse array of physical properties. One class of self-assembling proteins is hydrophobic-polar (HP) protein polymers capable of self-asse...

journal_title：Biomacromolecules

authors： Marner WD 2nd,Shaikh AS,Muller SJ,Keasling JD

更新日期：2008-01-01 00:00:00

abstract：:A series of alginates isolated from the stem and leaf of a brown algae (Laminaria hyperborea), bacterial mannuronan, in vitro epimerized mannuronans, and periodate oxidized alginates were analyzed by size-exclusion chromatography (SEC) combined with online multiangle laser light scattering (MALS) and viscometry (colle...

journal_title：Biomacromolecules

authors： Vold IM,Kristiansen KA,Christensen BE

更新日期：2006-07-01 00:00:00

abstract：:We report here the first evidence for the interaction of poly(ethylene glycol) (PEG) with hyaluronan (HA) in aqueous solutions. PEG-HA complexes (Kapp = 45,000 ± 8000 M-1) contained about 3.3 ± 0.1 of ethylene glycol units per disaccharide of HA. The carboxyl of the D-glucuronic acid and the amide of the N-acetyl-D-gl...

journal_title：Biomacromolecules

authors： Le-Deygen IM,Musatova OE,Orlov VN,Melik-Nubarov NS,Grozdova ID

更新日期：2020-12-16 00:00:00

abstract：:Protein transduction domains (PTDs) that readily transverse cellular membranes are of great interest and are attractive tools for the intracellular delivery of bioactive molecules. Learning to program synthetic polymers and oligomers with the appropriate chemical information to capture adequately the biological activi...

journal_title：Biomacromolecules

authors： Tezgel AÖ,Telfer JC,Tew GN

更新日期：2011-08-08 00:00:00

abstract：:Nitrilotriacetic amine (NTA)-functionalized nanoparticles obtained by aqueous polymerization-induced self-assembly (PISA) are introduced as immobilization supports for polyhistidine-functionalized (His-tagged) enzymes. A novel initiator for nitroxide-mediated polymerization based on the nitroxide SG1 and carrying a pr...

journal_title：Biomacromolecules

authors： Keller D,Beloqui A,Martínez-Martínez M,Ferrer M,Delaittre G

更新日期：2017-09-11 00:00:00

abstract：:We present a synthetic approach toward soft, glycooligomer-functionalized microgel particles mimicking carbohydrate presenting cell surfaces and analyze their specific binding to a model lectin (Concanavalin A, ConA). Focusing on multivalent presentation, a series of sequence-controlled glycooligomers with varying spa...

journal_title：Biomacromolecules

authors： Jacobi F,Camaleño de la Calle A,Boden S,Grafmüller A,Hartmann L,Schmidt S

更新日期：2018-08-13 00:00:00

abstract：:Fibrin sealants are a type of soft tissue adhesive that employs biochemical reactions from the late stages of the blood coagulation cascade. Intrinsic to these adhesives are a structural protein and a transglutaminase crosslinking enzyme. We are investigating an alternative biomimetic adhesive based on gelatin and a c...

journal_title：Biomacromolecules

authors： McDermott MK,Chen T,Williams CM,Markley KM,Payne GF

更新日期：2004-07-01 00:00:00

abstract：:A well-defined N-(2-hydroxypropyl)methacrylamide-s-N-(3-aminopropyl)methacrylamide (HPMA-s-APMA) copolymer, synthesized via reversible addition-fragmentation chain transfer (RAFT) polymerization, was utilized for the rational design of multiconjugates containing both a gene therapeutic, small interfering RNA (siRNA), ...

journal_title：Biomacromolecules

authors： York AW,Huang F,McCormick CL

更新日期：2010-02-08 00:00:00

abstract：:Peak force infrared (PFIR) microscopy is a recently developed approach to acquire multiple chemical and physical material properties simultaneously and with nanometer resolution: topographical features, infrared (IR)-sensitive maps, adhesion, stiffness, and locally resolved IR spectra. This multifunctional mapping is ...

journal_title：Biomacromolecules

authors： Gusenbauer C,Jakob DS,Xu XG,Vezenov DV,Cabane É,Konnerth J

更新日期：2020-10-12 00:00:00

abstract：:Presently there is great interest in the construction of nanostructures from DNA fragments. Here we report the preparation of much larger helical textures with different shapes from pure DNA fragments. We have observed them while preparing crystals of the dodecamer d(AAAAAATTTTTT), which only contains adenine and thym...

journal_title：Biomacromolecules

authors： Subirana JA,Creixell M,Baldini R,Campos JL

更新日期：2008-01-01 00:00:00

abstract：:This Article describes the synthesis and characterization of renewable self-adhesive coatings with tunable viscoelastic properties and equipped with well-defined amounts of carboxylic acid "sticker" groups with adhesion promoting characteristics. Hydroxyl-ended polyesters with various architectures (linear, branched) ...

journal_title：Biomacromolecules

authors： Vendamme R,Olaerts K,Gomes M,Degens M,Shigematsu T,Eevers W

更新日期：2012-06-11 00:00:00

abstract：:Electrospun poly(glycolide-co-lactide) (PLA10GA90, LA/GA ratio 10/90) biodegradable nanofiber membranes possessed very high surface area to volume ratios and were completely noncrystalline with a relatively lowered glass transition temperature. These characteristics led to very different structure, morphology, and pro...

journal_title：Biomacromolecules

authors： Zong X,Ran S,Kim KS,Fang D,Hsiao BS,Chu B

更新日期：2003-03-01 00:00:00

abstract：:A new, convenient pathway is developed to synthesize highly hydrolytically labile poly(ortho ester amide) (POEA) copolymers that overcomes some of the major weaknesses of the traditional methods of synthesizing poly(ortho esters) and their derivatives. A diamine monomer containing a built-in, stabilized ortho ester gr...

journal_title：Biomacromolecules

authors： Tang R,Palumbo RN,Ji W,Wang C

更新日期：2009-04-13 00:00:00

abstract：:Hydrogel fibers that possessed a cell-adhesive surface and were degradable via enzymatic reactions were developed for fabricating tubular constructs with smooth muscle cell (SMC) and endothelial cell (EC) layers, similar to native blood vessels, in collagen gels. The fibers were prepared by soaking hydrogel fibers pre...

journal_title：Biomacromolecules

authors： Sakai S,Yamaguchi S,Takei T,Kawakami K

更新日期：2008-07-01 00:00:00

abstract：:The effect of moisture content and temperature on water diffusion into a modified high amylose (< or = 90%) maize thermoplastic starch blend was investigated. Gravimetric and magnetic resonance imaging (MRI) studies were conducted to elucidate the diffusion mechanism and diffusion coefficients for this system. The dif...

journal_title：Biomacromolecules

authors： Russo MA,Strounina E,Waret M,Nicholson T,Truss R,Halley PJ

更新日期：2007-01-01 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：:Nanoparticles (NPs) composed of chitosan (CS) and poly(gamma-glutamic acid) (gamma-PGA) were prepared by a simple ionic-gelation method for oral insulin delivery. Fourier transform infrared (FT-IR) spectra indicated that CS and gamma-PGA were ionized at pH 2.5-6.6, while X-ray diffractograms demonstrated that the crys...

journal_title：Biomacromolecules

authors： Lin YH,Mi FL,Chen CT,Chang WC,Peng SF,Liang HF,Sung HW

更新日期：2007-01-01 00:00:00

abstract：:We report that the continuous assembly of polymers (CAP) approach, mediated by ring-opening metathesis polymerization (ROMP), is a facile and versatile technology to prepare engineered nanocoatings for various biomedical applications. Low-fouling coatings on particles were obtained by the formation of multicomposition...

journal_title：Biomacromolecules

authors： Guntari SN,Wong EH,Goh TK,Chandrawati R,Blencowe A,Caruso F,Qiao GG

更新日期：2013-08-12 00:00:00