Charging and structure of zwitterionic supported bilayer lipid membranes studied by streaming current measurements, fluorescence microscopy, and attenuated total reflection Fourier transform infrared spectroscopy.

abstract：:Collecting information at the interface between living cells and artificial substrates is exceedingly difficult. The extracellular matrix (ECM) mediates all cell-substrate interactions, and its ordered, fibrillar constituents are organized with nanometer precision. The proceedings at this interface are highly dynamic ...

journal_title：Biointerphases

authors： Diesner MO,Welle A,Kazanci M,Kaiser P,Spatz J,Koelsch P

更新日期：2011-12-01 00:00:00

abstract：:Surface plasmon resonance immunosensor for the detection of bacterial cells was first reported in 1998 with high detection limit as much as 107 cfu/ml. Since then, many efforts have been made aiming to lower the detection limit and improve the sensitivity of detection. The aim of this study was to compare the effect o...

journal_title：Biointerphases

authors： Taheri RA,Rezayan AH,Rahimi F,Mohammadnejad J,Kamali M

更新日期：2016-12-06 00:00:00

abstract：:The aim was to compare the protein release from normal human osteoblasts (NHO) cultured on scaffolds with similar morphology but different coatings. Different ceramic coatings; TiO(2), SiO(2) and calcium phosphate (CaP); Ca(9)HPO(4)(PO(4))(5)OH, were applied to porous TiO(2) scaffolds prepared by polymer sponge replic...

journal_title：Biointerphases

authors： Verket A,Tiainen H,Haugen HJ,Lyngstadaas SP,Nilsen O,Reseland JE

更新日期：2012-12-01 00:00:00

abstract：:Coatings of biomaterials or implants that facilitate biomineralization possess a great potential for applications focused to the replacement, augmentation, and regeneration of bone tissue. Biomimetic approaches utilize biomolecules for either templating or supporting the crystallization process. One of these promising...

journal_title：Biointerphases

authors： Grohmann S,Rothe H,Eisenhuth S,Hoffmann C,Liefeith K

更新日期：2011-06-01 00:00:00

abstract：:Although protein-stabilized gold nanoclusters (AuNCs) have gathered recent attention as biocompatible peroxidase mimics, their practical utility has been critically limited by the low catalytic activity. Here, the authors have developed a nanohybrid material to significantly enhance the catalytic activity of AuNCs by ...

journal_title：Biointerphases

authors： Cho S,Shin HY,Kim MI

更新日期：2017-01-17 00:00:00

abstract：:Solid-supported bilayer lipid membranes (SBLMs) containing membrane protein have been generated through a simple lipid dilution technique. SBLM formation from mixtures of native Escherichia coli bacterial inner membrane (IM) vesicles diluted with egg phosphatidylcholine (egg PC) vesicles has been explored with dissipa...

journal_title：Biointerphases

authors： Dodd CE,Johnson BR,Jeuken LJ,Bugg TD,Bushby RJ,Evans SD

更新日期：2008-06-01 00:00:00

abstract：:The most common bulk acoustic wave device used in biosensing applications is the quartz crystal microbalance (QCM), in which a resonant pure shear acoustic wave is excited via electrodes on both major faces of a thin AT-cut quartz plate. For biosensing, the QCM is used to detect the capture of a target by a target-cap...

journal_title：Biointerphases

authors： Hartz JSR,Emanetoglu NW,Howell C,Vetelino JF

更新日期：2020-06-02 00:00:00

abstract：:Each year, the United States spends about $20 billion to treat people who have been infected with antibiotic resistant bacteria. Even so, the development of new antibiotics has slowed considerably since the mid-20th century. As a result, researchers are looking into developing synthetic compounds and materials with an...

journal_title：Biointerphases

authors： Wilde KN,Nguyen PAH,Whitten DG,Canavan HE

更新日期：2017-04-20 00:00:00

abstract：:To image inflammation sites, we developed a novel nanoparticle, hydroxylamine-containing nanoparticle (HANP), which emits an intense electron spin resonance (ESR)-signal triggered by enzymatic oxidation reaction and pH-sensitive self-disintegration. The nanoparticle was prepared from an amphiphilic block copolymer, po...

journal_title：Biointerphases

authors： Yoshitomi T,Nagasaki Y

更新日期：2012-12-01 00:00:00

abstract：:Gold nanoparticles (AuNPs) are good nonviral carriers because of their ease of synthesis and conjugation in biochemistry, and self-assembled monolayers (SAMs) provide a tunable system to change their interfacial properties. Using homogeneously mixed carboxylic acid and amine functional groups, a series of surface pote...

journal_title：Biointerphases

authors： Chang HY,You YW,Liao HY,Shyue JJ

更新日期：2014-12-01 00:00:00

abstract：:The authors report a facile method for the selective immobilization of biomolecules onto a gold surface that was preactivated by a polymeric adlayer. The polymeric adlayer was designed to perform triple functions: high resistance to nonspecific protein adsorption, efficient surface anchoring, and subsequent covalent a...

journal_title：Biointerphases

authors： Lee BS,Park S,Lee KB,Jon S,Choi IS

更新日期：2007-12-01 00:00:00

abstract：:Neuronal process growth is guided by extrinsic environmental cues such as extracellular matrix (ECM) proteins. Recent reports have described that the growth cone extension is superior across gradients of the ECM protein laminin compared to growth across uniformly distributed laminin. In this work, the authors have pre...

journal_title：Biointerphases

authors： Zander NE,Beebe TP Jr

更新日期：2014-03-01 00:00:00

abstract：:This contribution reports on grafting of bioactive polymers such as poly(sodium styrene sulfonate) (polyNaSS) onto titanium (Ti) surfaces. This grafting process uses a modified dopamine as an anchor molecule to link polyNaSS to the Ti surface. The grafting process combines reversible addition-fragmentation chain trans...

journal_title：Biointerphases

authors： Chouirfa H,Evans MDM,Castner DG,Bean P,Mercier D,Galtayries A,Falentin-Daudré C,Migonney V

更新日期：2017-06-14 00:00:00

abstract：:Antimicrobial peptides (AMPs) are attractive as biomaterial coatings because they have broad spectrum activity against different microbes, with a low likelihood of incurring antimicrobial resistance. Direct action against the bacterial membrane is the most common mechanism of action (MOA) of AMPs, with specific MOAs d...

journal_title：Biointerphases

authors： Alexander TE,Smith IM,Lipsky ZW,Lozeau LD,Camesano TA

更新日期：2020-05-26 00:00:00

abstract：:Nanodiamond (ND) particles are popular platforms for the immobilization of molecular species. In the present research, enzyme Escherichia coli inorganic pyrophosphatase (PPase) was immobilized on detonation ND through covalent or noncovalent bonding and its enzymatic activity was characterized. Factors affecting adsor...

journal_title：Biointerphases

authors： Rodina EV,Valueva AV,Yakovlev RY,Vorobyeva NN,Kulakova II,Lisichkin GV,Leonidov NB

更新日期：2015-12-21 00:00:00

abstract：:In this work, four triple negative (TN) cell lines, three ER+ and PR+ receptor positive (RP) cell lines, and one ER+, PR+, and HER2+ cell line were chemically distinguished from one another using time-of-flight secondary ion mass spectrometry (ToF-SIMS) and principal component analysis (PCA). PCA scores separation was...

journal_title：Biointerphases

authors： Robinson MA,Graham DJ,Morrish F,Hockenbery D,Gamble LJ

更新日期：2015-06-28 00:00:00

abstract：:Microneedle technology is one of the attractive methods in transdermal drug delivery. However, the clinical applications of this method are limited owing to: complexity in the preparation of multiple coating solutions, drug leakage while inserting the microneedles into the skin and the outer walls of the solid microne...

journal_title：Biointerphases

authors： Vinayakumar KB,Hegde GM,Ramachandra SG,Nayak MM,Dinesh NS,Rajanna K

更新日期：2015-06-08 00:00:00

abstract：:Living confluent fish fibroblast cells RTG-P1 from rainbow trout adherent on diamond were examined by attenuated total reflection (ATR) infrared (IR) spectroscopy. In particular, IR spectra were recorded dynamically during the adsorption of the cells onto the diamond and during their biochemically induced structural r...

journal_title：Biointerphases

authors： Schmidt M,Wolfram T,Rumpler M,Tripp CP,Grunze M

更新日期：2007-03-01 00:00:00

abstract：:Magnesium alloys are potential biodegradable implants for biomedical applications, and calcium (Ca) is one kind of ideal element being examined for magnesium alloys and biodegradable ceramic coatings owing to its biocompatibility and mechanical suitability. In this study, microarc oxidation (MAO) coatings were prepare...

journal_title：Biointerphases

authors： Pan Y,Chen C,Feng R,Cui H,Gong B,Zheng T,Ji Y

更新日期：2018-01-16 00:00:00

abstract：:The authors present surface engineering modifications through chemistry of poly(methylmethacrylate) (PMMA) that have dramatic effects on the result of surface-bound fluorescence immunoassays, both for specific and nonspecific signals. The authors deduce the most important effect to be clustering of antibodies on the s...

journal_title：Biointerphases

authors： Akers PW,Hoai Le NC,Nelson ARJ,McKenna M,O'Mahony C,McGillivray DJ,Gubala V,Williams DE

更新日期：2017-06-06 00:00:00

abstract：:A theoretical framework is developed to analyze molecular bond breaking in dynamic force spectroscopy using atomic force microscopy (AFM). An analytic expression of the observed bond breaking probability as a function of force is obtained in terms of the relevant physical parameters. Three different experimental reali...

journal_title：Biointerphases

authors： Hanke F,Kreuzer HJ

更新日期：2006-03-01 00:00:00

abstract：:In plants, algae, and cyanobacteria, photosystem 2 (PS2) catalyzes the light driven oxidation of water. The main products of this reaction are protons and molecular oxygen. In vitro, however, it was demonstrated that reactive oxygen species like hydrogen peroxide are obtained as partially reduced side products. The tr...

journal_title：Biointerphases

authors： Vöpel T,Ning Saw E,Hartmann V,Williams R,Müller F,Schuhmann W,Plumeré N,Nowaczyk M,Ebbinghaus S,Rögner M

更新日期：2015-03-22 00:00:00

abstract：:The mechanical properties and responses of cells to external stimuli (including drugs) are closely connected to important phenomena such as cell spreading, motility, activity, and potentially even differentiation. Here, reversible changes in the viscoelastic properties of surface-attached fibroblasts were induced by t...

journal_title：Biointerphases

authors： Tymchenko N,Nilebäck E,Voinova MV,Gold J,Kasemo B,Svedhem S

更新日期：2012-12-01 00:00:00

abstract：:Many studies have examined the effects of surface topography on the settlement behaviour of marine organisms and this article reviews these investigations with more emphasis on the effects of topography scale. It has been observed that macro topographies (1-100 mm) are generally favoured by marine fouling taxa and are...

journal_title：Biointerphases

authors： Myan FW,Walker J,Paramor O

更新日期：2013-12-01 00:00:00

abstract：:With the advent of novel fabrication technologies, free-standing poly(l-lactic acid) (PLLA) nanosheets have been shown to have enhanced performance over their micro- or macroscale equivalents as tissue engineering and drug delivery constructs. In the present research, the authors investigated the surface degradation b...

journal_title：Biointerphases

authors： Marchany MD,Gardella JA Jr,Kuchera TJ

更新日期：2015-03-20 00:00:00

abstract：:Friction force microscopy was employed for the tribological investigation of human head hair in two different environments: a dry atmosphere and de-ionized water. The fibers were immobilized by embedding them in indium. The effects of bleaching, conditioning, and immersion in methanolic KOH were quantified in terms of...

journal_title：Biointerphases

authors： Nikogeorgos N,Fletcher IW,Boardman C,Doyle P,Ortuoste N,Leggett GJ

更新日期：2010-06-01 00:00:00

abstract：:The precise use of nanoparticles in technological applications requires control over their surface properties. This implies the ability to quantitatively describe, for example, molecular coatings in terms of their thickness, areal mass, or number of molecules. Here, the authors describe two different approaches to the...

journal_title：Biointerphases

authors： Belsey NA,Shard AG,Minelli C

更新日期：2015-03-27 00:00:00

abstract：:Because dental implant abutments are located at transmucosal sites, their surface should inhibit bacterial accumulation to prevent peri-implantitis. The authors examined the effects of human lactoferrin (LF), an antibacterial protein present in saliva, as an antibacterial coating on the titanium surface and evaluated ...

journal_title：Biointerphases

authors： Nagano-Takebe F,Miyakawa H,Nakazawa F,Endo K

更新日期：2014-06-01 00:00:00

abstract：:The kinetics of adsorption and desorption of two highly asymmetrical model peptides were studied at methyl- and carboxylic acid-terminated alkylthiolate self-assembled monolayer (SAM) surfaces on gold. The model peptides were leucine-lysine (LK), α-helical (LKα14), and β-strand (LKβ15) peptides that have a well-define...

journal_title：Biointerphases

authors： Apte JS,Gamble LJ,Castner DG,Campbell CT

更新日期：2010-12-01 00:00:00

abstract：:Diamond has outstanding bulk properties such as super hardness, chemical inertness, biocompatibility, luminescence, to name just a few. In the nanoworld, in order to exploit these outstanding bulk properties, the surfaces of nanodiamond (ND) particles must be accordingly engineered for specific applications. Modificat...

journal_title：Biointerphases

authors： Shenderova OA,McGuire GE

更新日期：2015-09-05 00:00:00