Synthesis and characterization of bionanocomposites with tunable properties from poly(lactic acid) and acetylated microfibrillated cellulose.

abstract：:Poly(L-lactide) (PLLA) with various alkyl ester chain end groups were synthesized by ring-opening polymerization of L-lactide in the presence of zinc alkoxide as a catalyst. The structural effect of chain end groups on the rate of enzymatic and nonenzymatic degradations for amorphous films of PLLA were investigated at...

journal_title：Biomacromolecules

authors： Kurokawa K,Yamashita K,Doi Y,Abe H

更新日期：2008-03-01 00:00:00

abstract：:Glycosaminoglycans (GAGs) and glycoproteins are vital components of the extracellular matrix, directing cell proliferation, differentiation, and migration and tissue homeostasis. Here, we demonstrate supramolecular GAG-like glycopeptide nanofibers mimicking bioactive functions of natural hyaluronic acid molecules. Sel...

journal_title：Biomacromolecules

authors： Ustun Yaylaci S,Sardan Ekiz M,Arslan E,Can N,Kilic E,Ozkan H,Orujalipoor I,Ide S,Tekinay AB,Guler MO

更新日期：2016-02-08 00:00:00

abstract：:The development of sustainable materials by employing natural and nontoxic resources has been attracting much attention over the previous years. In this work, we discuss for the first time the chemical combination between resorcinol diglycidyl ether (RDGE), an aromatic biobased thermosetting monomer, and polyhydroxybu...

journal_title：Biomacromolecules

authors： Cantarutti C,Dinu R,Mija A

更新日期：2020-08-10 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：: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：:The morphology of silk produced by recluse spiders (Loxosceles arizonica) was investigated by scanning electron microscopy, atomic force microscopy, and transmission electron microscopy. This silk consisted entirely of very long, thin ribbons of width 2-4 microm and thicknesses of no more than 40 nm. The correspondenc...

journal_title：Biomacromolecules

authors： Coddington JA,Chanzy HD,Jackson CL,Raty G,Gardner KH

更新日期：2002-01-01 00:00:00

abstract：:Most biopolymers exist in a plasticized state, whether it is naturally with water or unnaturally with glycerol or other suitable polyol, to make a flexible material. We have found that the extent to which a biopolymer can be plasticized is dependent on its molecular and higher order structures outside of simply molecu...

journal_title：Biomacromolecules

authors： Athamneh AI,Griffin M,Whaley M,Barone JR

更新日期：2008-11-01 00:00:00

abstract：:Chitosan fibers showing narrow diameter distribution with a mean of 42 nm were produced by electrospinning and utilized for the sorption of Fe(III), Cu(II), Ag(I), and Cd(II) ions from aqueous solutions. The ion concentrations in the supernatant solutions were determined using inductively coupled plasma-mass spectrome...

journal_title：Biomacromolecules

authors： Horzum N,Boyaci E,Eroğlu AE,Shahwan T,Demir MM

更新日期：2010-12-13 00:00:00

abstract：:The objective of this study was to explore the use of reverse thermo-responsive (RTG) polymers for generating implants at their site of performance, following minimally invasive surgical procedures. Aiming at combining syringability and enhanced mechanical properties, a new family of injectable RTG-displaying polymers...

journal_title：Biomacromolecules

authors： Cohn D,Sosnik A,Garty S

更新日期：2005-05-01 00:00:00

abstract：:Polarization modulation infrared reflection absorption spectroscopy (PM-IRRAS) was applied to investigate the interaction of bovine serum albumin (BSA) and fibrinogen with a biomedical-grade 316LVM stainless steel surface, in terms of the adsorption thermodynamics and adsorption-induced secondary structure changes of ...

journal_title：Biomacromolecules

authors： Desroches MJ,Chaudhary N,Omanovic S

更新日期：2007-09-01 00:00:00

abstract：:Understanding the self-assembly mechanism of caged proteins provides clues to develop their potential applications in nanotechnology, such as a nanoscale drug delivery system. The E2 protein from Bacillus stearothermophilus , with a virus-like caged structure, has drawn much attention for its potential application as...

journal_title：Biomacromolecules

authors： Peng T,Lee H,Lim S

更新日期：2012-03-12 00:00:00

abstract：:Recent research indicates that the progression of Parkinson's disease can start from neurons of the enteric nervous system, which are in close contact with the gastrointestinal epithelium: α-synuclein molecules can be transferred from these epithelial cells in a prion-like fashion to enteric neurons. Thin mucus layers...

journal_title：Biomacromolecules

authors： Marczynski M,Rickert CA,Semerdzhiev SA,van Dijk WR,Segers-Nolten IMJ,Claessens MMAE,Lieleg O

更新日期：2019-12-09 00:00:00

abstract：:Following the work carried out on guar gum in our first paper of a series, the "pressure cell" solubilization method was applied to two other less highly substituted galactomannans: locust bean gum (LBG) and tara gum. True molecular solution of the polymers was achieved using appropriate temperature, time, and pressur...

journal_title：Biomacromolecules

authors： Picout DR,Ross-Murphy SB,Jumel K,Harding SE

更新日期：2002-07-01 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：:Spidroins, the major silk proteins making up the spider's dragline silk, originate in two distinct tissue layers (A and B) in the spider's major ampullate gland. Formation of the complex thread from spidroins occurs in the lumen of the duct connected to the gland. Using pH-sensitive microelectrode probes, we showed th...

journal_title：Biomacromolecules

authors： Dicko C,Vollrath F,Kenney JM

更新日期：2004-05-01 00:00:00

abstract：:Thymic epithelial cells (TECs) are the main regulators of T lymphocyte development and selection, requiring a three-dimensional (3D) environment to properly perform these biological functions. The aim of this work was to develop a 3D culture substrate that allows the survival and proliferation of TECs. Thus, electrosp...

journal_title：Biomacromolecules

authors： Silva CS,Pinto RD,Amorim S,Pires RA,Correia-Neves M,Reis RL,Alves NL,Martins A,Neves NM

更新日期：2020-12-14 00:00:00

abstract：:Hydrogels are attractive materials for the controlled release of therapeutics because of their capacity to embed biologically active agents in their water-swollen network. Recent advances in organic and polymer chemistry, bioengineering and nanotechnology have resulted in several new developments in the field of hydro...

journal_title：Biomacromolecules

authors： Buwalda SJ,Vermonden T,Hennink WE

更新日期：2017-02-13 00:00:00

abstract：:Chemotherapy faces challenges, including poor aqueous solubility of the drugs, and cardiotoxicity. Micellar drug delivery systems (DDS) are used to encapsulate anticancer drugs for better therapeutic effects, however, with poor loading content. Herein, we synthesized a micellar DDS using γ-benzyloxy substituted poly(ε...

journal_title：Biomacromolecules

authors： Soltantabar P,Calubaquib EL,Mostafavi E,Biewer MC,Stefan MC

更新日期：2020-04-13 00:00:00

abstract：:Sequential copolymerizations of trimethylene carbonate (TMC) and l-lactide (LLA) were performed with 2,2-dibutyl-2-stanna-1,3-oxepane as a bifunctional cyclic initiator. The block lengths were varied via the monomer/initiator and via the TMC/l-lactide ratio. The cyclic triblock copolymers were transformed in situ into...

journal_title：Biomacromolecules

authors： Pospiech D,Komber H,Jehnichen D,Häussler L,Eckstein K,Scheibner H,Janke A,Kricheldorf HR,Petermann O

更新日期：2005-01-01 00:00:00

abstract：:A His-tagged coiled coil stem loop peptide with stable secondary structure was designed and biosynthesized. A series of oligopeptides related to the EBV envelope glycoprotein 350/220 N-terminal nonapeptide as potential CD21 receptor-binding epitopes were engineered into the loop region of the peptide scaffold. It was ...

journal_title：Biomacromolecules

authors： Tang A,Kopecek J

更新日期：2002-05-01 00:00:00

abstract：:The Bacillus subtilis protease Proleather FG-F catalyzed the transesterification of inulin with vinyl acrylate (VA) in dimethylformamide (DMF). The reaction conversion for different VA concentrations was greater than 57% after 96 h at 50 degrees C. The degree of substitution (DS, defined as the amount of acrylate grou...

journal_title：Biomacromolecules

authors： Ferreira L,Carvalho R,Gil MH,Dordick JS

更新日期：2002-03-01 00:00:00

abstract：:Celluloses from different origins were dissolved stepwise in N,N-dimethylacetamide/lithium chloride (9% v/w; DMAc/LiCl) with the aim to study the time course of the dissolution process, completeness of dissolution in the dissolved fractions, possible discrimination effects, and differences between the celluloses. Cell...

journal_title：Biomacromolecules

authors： Henniges U,Kostic M,Borgards A,Rosenau T,Potthast A

更新日期：2011-04-11 00:00:00

abstract：:To provide for prolonged, site-specific delivery of basic fibroblast growth factor (bFGF) to the grafted skin in a convenient manner, biodegradable chitosan-gelatin microspheres containing bFGF were fabricated and incorporated into a porous chitosan-gelatin scaffold in this study. The microspheres are an integral part...

journal_title：Biomacromolecules

authors： Liu H,Fan H,Cui Y,Chen Y,Yao K,Goh JC

更新日期：2007-05-01 00:00:00

abstract：:This paper describes the synthesis and characterization of polymer-peptide conjugates to be used as infection-resistant coating for biomaterial implants and devices. Antiadhesive polymer brushes composed of block copolymer Pluronic F-127 (PF127) were functionalized with antimicrobial peptides (AMP), able to kill bacte...

journal_title：Biomacromolecules

authors： Muszanska AK,Rochford ET,Gruszka A,Bastian AA,Busscher HJ,Norde W,van der Mei HC,Herrmann A

更新日期：2014-06-09 00:00:00

abstract：:Hybrid agarose hydrogels embedded with pH-responsive diblock copolymers micelles were developed to achieve functional hydrogels capable of stimulus-triggered drug release. Specifically, a well-defined poly(ethylene oxide) (PEO)-based diblock copolymer, PEO-b-poly(2-(N,N-diisopropylamino)ethyl methacrylate) (PEO(113)-b...

journal_title：Biomacromolecules

authors： Jin N,Morin EA,Henn DM,Cao Y,Woodcock JW,Tang S,He W,Zhao B

更新日期：2013-08-12 00:00:00

abstract：:Combining poly(ethylene glycol) (PEG) with sequence-defined peptides in PEG-peptide conjugates offers opportunities to realize next-generation drug formulation additives for overcoming undesired pharmacological profiles of difficult small molecule drugs. The tailored peptide segments provide sequence-specific, noncova...

journal_title：Biomacromolecules

authors： Wieczorek S,Schwaar T,Senge MO,Börner HG

更新日期：2015-10-12 00:00:00

abstract：:The single-coat protein (CP) of bacteriophage Qβ self-assembles into T = 3 icosahedral virus-like particles (VLPs), of interest for a wide range of applications. These VLPs are very stable, but identification of the specific molecular determinants of this stability is lacking. To investigate these determinants along w...

journal_title：Biomacromolecules

authors： Fiedler JD,Higginson C,Hovlid ML,Kislukhin AA,Castillejos A,Manzenrieder F,Campbell MG,Voss NR,Potter CS,Carragher B,Finn MG

更新日期：2012-08-13 00:00:00

abstract：:Spider dragline silk exhibits an extraordinary toughness and is typically composed of two types of major ampullate spidroins (MaSp1 and MaSp2), differing in their proline content and hydrophobicity. In this paper, we recombinantly produced an unusual but naturally occurring short major ampullate spidroin (MaSp1s) as a...

journal_title：Biomacromolecules

authors： Thamm C,Scheibel T

更新日期：2017-04-10 00:00:00

abstract：:A first attempt to attenuate the quorum sensing (QS) of a marine heterotroph microorganism, Vibrio fischeri , using signal molecule-sequestering polymers (SSPs) is presented. A set of rationally designed polymers with affinity toward a signal molecule of V. fischeri , N-(beta-ketocaproyl)-l-homoserine lactone (3-oxo-C...

journal_title：Biomacromolecules

authors： Piletska EV,Stavroulakis G,Karim K,Whitcombe MJ,Chianella I,Sharma A,Eboigbodin KE,Robinson GK,Piletsky SA

更新日期：2010-04-12 00:00:00

abstract：:The viscous mucus coating that adheres to the epithelial surfaces of mammalian organs provides protection for the underlying tissues and is an efficient barrier to drug delivery. Pulsed-gradient spin-echo NMR and small-angle neutron scattering have been used to study the aqueous solution interaction of various model p...

journal_title：Biomacromolecules

authors： Griffiths PC,Occhipinti P,Morris C,Heenan RK,King SM,Gumbleton M

更新日期：2010-01-11 00:00:00