Anisotropic polymer composites synthesized by immobilizing cellulose nanocrystal suspensions specifically oriented under magnetic fields.

abstract：:The importance of the stabilization of the quaternary structure of multimeric enzymes has been illustrated using a model reaction with great industrial relevance: the enzymatic synthesis of ampicillin from 6-amino penicillanic acid (6APA) and phenylglycine methyl ester (PGM) catalyzed by the tetrameric enzyme alpha-am...

journal_title：Biomacromolecules

authors： Fernández-Lafuente R,Hernández-Jústiz O,Mateo C,Terreni M,Fernández-Lorente G,Moreno MA,Alonso J,García-López JL,Guisan JM

更新日期：2001-04-01 00:00:00

abstract：:Developing green and nontoxic biomaterials, derived from renewable sources and processable through 3D bioprinting technologies, is an emerging challenge of sustainable tissue engineering. Here, pectin from citrus peels was cross-linked for the first time with (3-glycidyloxypropyl)trimethoxysilane (GPTMS) through a one...

journal_title：Biomacromolecules

authors： Lapomarda A,De Acutis A,Chiesa I,Fortunato GM,Montemurro F,De Maria C,Mattioli Belmonte M,Gottardi R,Vozzi G

更新日期：2020-02-10 00:00:00

abstract：:For efficient reversal of multidrug resistance (MDR) in chemotherapy for breast cancer, multifunctional self-assembled nanoparticles (MSN) based on a new amphiphilic copolymer consisting of bioreducible poly[bis(2-hydroxylethyl)-disulfide-diacrylate-β-tetraethylenepentamine] and polycaprolactone (PBD-PCL) were constru...

journal_title：Biomacromolecules

authors： Yin Q,Shen J,Zhang Z,Yu H,Chen L,Gu W,Li Y

更新日期：2013-07-08 00:00:00

abstract：:New pH-responsive polymersomes for active anticancer oligonucleotide delivery were prepared from triblock copolymers. The delivery systems were formed by two terminal hydrophilic blocks, PEG and polyglycerolmethacrylate (poly-GMA), and a central weakly basic block, polyimidazole-hexyl methacrylate (poly-ImHeMA), which...

journal_title：Biomacromolecules

authors： Gallon E,Matini T,Sasso L,Mantovani G,Armiñan de Benito A,Sanchis J,Caliceti P,Alexander C,Vicent MJ,Salmaso S

更新日期：2015-07-13 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 report structural and dynamical aspects of DNAs from various sources including synthetic oligonucleotides in bulk buffer and as a complex with histone1 (H1). High-resolution transmission electron microscopic (HRTEM) studies reveal the structural change of the DNAs upon complexation with H1 leading to formation of c...

journal_title：Biomacromolecules

authors： Sarkar R,Pal SK

更新日期：2007-11-01 00:00:00

abstract：:A new route for the design of renewable hydrogels is presented. The soluble waste from masonite production was isolated, fractionized, and upgraded. The resulting hemicellulose rich fraction was alkenyl-functionalized and used in the preparation of covalently cross-linked hydrogels capable of sustained release of inco...

journal_title：Biomacromolecules

authors： Albertsson AC,Voepel J,Edlund U,Dahlman O,Söderqvist-Lindblad M

更新日期：2010-05-10 00:00:00

abstract：:A three-dimensional structure consisting of poly(ε-caprolactone) (PCL) nanofibers covered by periodically spaced PCL crystal lamellae, a self-induced nanohybrid shish-kebab (SINSK) structure, was created using electrospinning followed by a self-induced crystallization. The resulting structure that resembles the nanoto...

journal_title：Biomacromolecules

authors： Wang X,Salick MR,Wang X,Cordie T,Han W,Peng Y,Li Q,Turng LS

更新日期：2013-10-14 00:00:00

abstract：:A heterofunctional support for enzyme immobilization may be defined as that which possesses several distinct functionalities on its surface able to interact with a protein. We will focus on those supports in which a final covalent attachment between the enzyme and the support is achieved. Heterofunctionality sometimes...

journal_title：Biomacromolecules

authors： Barbosa O,Torres R,Ortiz C,Berenguer-Murcia A,Rodrigues RC,Fernandez-Lafuente R

更新日期：2013-08-12 00:00:00

abstract：:A successful strategy for the immobilization of rennet from Mucor miehei has been developed. The strategy is based on the immobilization of the enzyme, via their sugar chains at high ionic strength on aminated supports having primary amino groups with a very low pK value. The rennet was covalently immobilized via suga...

journal_title：Biomacromolecules

authors： Pessela BC,Torres R,Fuentes M,Mateo C,Fernandez-Lafuente R,Guisán JM

更新日期：2004-09-01 00:00:00

abstract：:We describe a facile method to amine functionalize and subsequently fluorescently label polymethacrylamides synthesized via reversible addition-fragmentation chain transfer (RAFT) polymerization. RAFT-generated poly(N-(2-hydroxypropyl) methacrylamide-b-N-[3-(dimethylamino)propyl] methacrylamide) (poly(HPMA-b-DMAPMA)),...

journal_title：Biomacromolecules

authors： York AW,Scales CW,Huang F,McCormick CL

更新日期：2007-08-01 00:00:00

abstract：:Combining molecular weight distribution (MWD) data for linear chains of debranched starch from capillary electrophoresis and from size exclusion chromatography (SEC) with detection by differential refractive index and by multi-angle laser light scattering has enabled Mark-Houwink parameters to be determined for linear...

journal_title：Biomacromolecules

authors： Castro JV,Ward RM,Gilbert RG,Fitzgerald MA

更新日期：2005-07-01 00:00:00

abstract：:Molecular orientation distributions in the crystalline and amorphous regions of a biaxially oriented poly(L-lactic acid) film were analyzed fully by polarized Raman spectroscopy. Raman bands at 926 and 875 cm(-1) were chosen for the determination of the most probable molecular orientation distribution functions for th...

journal_title：Biomacromolecules

authors： Tanaka M,Young RJ

更新日期：2006-09-01 00:00:00

abstract：:Polymer therapeutics, including polymeric drugs and polymer-protein conjugates, are clinically established as first-generation nanomedicines. Knowing that the coiled-coil peptide motif is fundamentally important in the regulation of many cellular and pathological processes, the aim of these studies was to examine the ...

journal_title：Biomacromolecules

authors： Deacon SP,Apostolovic B,Carbajo RJ,Schott AK,Beck K,Vicent MJ,Pineda-Lucena A,Klok HA,Duncan R

更新日期：2011-01-10 00:00:00

abstract：:Gene therapy is rapidly regaining traction in terms of research activity and investment across the globe, with clear potential to revolutionize medicine and tissue regeneration. Viral vectors remain the most commonly utilized gene delivery vehicles, due to their high efficiency, however, they are acknowledged to have ...

journal_title：Biomacromolecules

authors： Wong LY,Xia B,Wolvetang E,Cooper-White J

更新日期：2018-02-12 00:00:00

abstract：:An underwater bioadhesive generally comprises a multiprotein complex that provides a molecular basis for self-assembly. We report here a new class of self-assembling peptide inspired by a 20 kDa barnacle cement protein. Studies on the chemically synthesized 24-residue peptide have revealed that (1) it underwent irreve...

journal_title：Biomacromolecules

authors： Nakano M,Shen JR,Kamino K

更新日期：2007-06-01 00:00:00

abstract：:As a first step toward utilizing self-assembling peptide scaffolds to create tunable matrices for drug delivery, peptide RADAFI and RADAFII, containing the same amino acid composition but different positions of one phenylalanine residue, scaffolds were prepared for controlled release of chiral enantiomers. The release...

journal_title：Biomacromolecules

authors： Zhao Y,Tanaka M,Kinoshita T,Higuchi M,Tan T

更新日期：2009-12-14 00:00:00

abstract：:Preparations of the highly ordered monoantennary, homofunctional diantennary, and heterofunctional diantennary neoglycopolymers of α-d-mannose and β-d-glucose residues were achieved via ring-opening metathesis polymerization. Isothermal titration calorimetry measurements of these synthetic neoglycopolymers with Concan...

journal_title：Biomacromolecules

authors： Loka RS,McConnell MS,Nguyen HM

更新日期：2015-12-14 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：:Self-assembly in aqueous solution of two oppositely charged globular proteins, hen egg white lysozyme (LYS) and bovine calcium-depleted α-lactalbumin (apo α-LA), was investigated at pH 7.5. The aggregation rate of equimolar mixtures of the two proteins was determined using static and dynamic light scattering as a func...

journal_title：Biomacromolecules

authors： Salvatore D,Croguennec T,Bouhallab S,Forge V,Nicolai T

更新日期：2011-05-09 00:00:00

abstract：:The copper(II) complex formation equilibria of N-(2-carboxyethyl)chitosans with three different degrees of substitution (DS = 0.42, 0.92, and 1.61) were studied in aqueous solution by pH-potentiometric and UV-spectrophotometric techniques. It was demonstrated that the complexation model of CE-chitosans depends on DS: ...

journal_title：Biomacromolecules

authors： Skorik YA,Gomes CA,Podberezskaya NV,Romanenko GV,Pinto LF,Yatluk YG

更新日期：2005-01-01 00:00:00

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：:We show the first example of a synergic approach of oxidant (ROS) scavenging carrier and ROS-responsive drug release in the context of a potential therapy against osteoporosis, aiming to inhibit the differentiation of inflammatory cells into osteoclasts. In our "tandem" approach, a branched amphiphilic, PEGylated poly...

journal_title：Biomacromolecules

authors： El Mohtadi F,d'Arcy R,Burke J,Rios De La Rosa JM,Gennari A,Marotta R,Francini N,Donno R,Tirelli N

更新日期：2020-02-10 00:00:00

abstract：:Cellulose-based dendrimerized material was prepared and its quality was assessed by determining the number of amine functional groups incorporated. Based on the results for a series of preparations, the material was obtained in a highly reproducible manner thanks to the particular chemical construction method used. Th...

journal_title：Biomacromolecules

authors： Montañez MI,Perez-Inestrosa E,Suau R,Mayorga C,Torres MJ,Blanca M

更新日期：2008-05-01 00:00:00

abstract：:This study presents an efficient and systematic approach to synthesize bioapplicable porous hollow polymeric capsules (HPCs). The hydroxyl-functionalized nanoporous polymers with hollow capsular shapes could be generated via the moderate Friedel-Crafts reaction without using any hard or soft template. The numerous pri...

journal_title：Biomacromolecules

authors： Song W,Zhang Y,Yu DG,Tran CH,Wang M,Varyambath A,Kim J,Kim I

更新日期：2020-12-17 00:00:00

abstract：:Structures of three pectic arabinogalactans, one from Vernonia kotschyana (Vk2a) and two from Cochlospermum tinctorium (Ct50A1 and Ct50A2), and their complement fixation and induction of B cell proliferation in vitro were compared. The polysaccharide Vk2a expressed potent biological activity in both assays compared wi...

journal_title：Biomacromolecules

authors： Nergard CS,Kiyohara H,Reynolds JC,Thomas-Oates JE,Matsumoto T,Yamada H,Patel T,Petersen D,Michaelsen TE,Diallo D,Paulsen BS

更新日期：2006-01-01 00:00:00

abstract：:A multiple targeted drug carrying bilayer membrane for preventing an abdominal adhesion is prepared by electrospinning. Two bioactive drugs were successfully incorporated into this bilayer membrane and can be independently released from nanofibrous scaffolds without losing structural integrity and functionality of the...

journal_title：Biomacromolecules

authors： Wang H,Li M,Hu J,Wang C,Xu S,Han CC

更新日期：2013-04-08 00:00:00

abstract：:Amyloid-like fibrils are prepared from protein in the lab by controlled heat treatments, yet these must be further assembled to match the desirable mechanical and structural properties of biological fibers. Here, β-lactoglobulin fibrils were incorporated into poly(ethylene oxide) fibers of 40-180 nm diameter by electr...

journal_title：Biomacromolecules

authors： Chen D,Narayanan N,Federici E,Yang Z,Zuo X,Gao J,Fang F,Deng M,Campanella OH,Jones OG

更新日期：2020-07-13 00:00:00

abstract：:The adsorption of human immunoglobulin G (hIgG) and bovine serum albumin (BSA) on cellulose supports were investigated. The dynamics and extent of related adsorption processes were monitored by surface plasmon resonance (SPR) and quartz crystal microbalance with dissipation monitoring (QCM-D). Amine groups were instal...

journal_title：Biomacromolecules

authors： Orelma H,Filpponen I,Johansson LS,Laine J,Rojas OJ

更新日期：2011-12-12 00:00:00

abstract：:Amino acid-based poly(ester urea) (PEU) copolymers functionalized with pendant catechol groups that address the need for strongly adhesive yet degradable biomaterials have been developed. Lap-shear tests with aluminum adherends demonstrated that these polymers have lap-shear adhesion strengths near 1 MPa. An increase ...

journal_title：Biomacromolecules

authors： Zhou J,Defante AP,Lin F,Xu Y,Yu J,Gao Y,Childers E,Dhinojwala A,Becker ML

更新日期：2015-01-12 00:00:00