Results 21 to 30 of about 331,659 (288)

TOF-SIMS structural characterization of self-assembly monolayer of cytochrome b5 onto gold substrate [PDF]

open access: yesApplied Surface Science 255 (2008) 1071-74, 2010
Orientation and three-dimensional structure of immobilized proteins on bio-devices are very important to assure their high performance. Time-of-flight secondary ion mass spectrometry (TOF-SIMS) is able to analyze upper surface of one layer of molecules.
arxiv   +1 more source

Reaction-Diffusion Process Driven by a Localized Source: First Passage Properties [PDF]

open access: yesPhys. Rev. E 85, 031124 (2012), 2011
We study a reaction-diffusion process that involves two species of atoms, immobile and diffusing. We assume that initially only immobile atoms, uniformly distributed throughout the entire space, are present. Diffusing atoms are injected at the origin by a source which is turned on at time t=0.
arxiv   +1 more source

Heterogeneities in the Glassy State [PDF]

open access: yes, 2005
We study heterogeneities in a binary Lennard-Jones system below the glass transition using molecular dynamics simulations. We identify mobile and immobile particles and measure their distribution of vibrational amplitudes. For temperatures near the glass transition the distribution of vibrational amplitudes obeys scaling and compares reasonably well ...
arxiv   +1 more source

Cancer biomarkers detection using microstructured protein chip: implementation of customized multiplex immunoassay [PDF]

open access: yes
Protein chips have demonstrated to be a sensitive and low cost solution to identify and detect tumor markers. However, efficient multiparametric analysis remains a challenge due to protein variability.
Chevolot, Yann   +5 more
core   +1 more source

Hybrid plasmonic-photonic crystal formed on gel-immobilized colloidal crystal via solvent substitutio [PDF]

open access: yes, 2016
Gel-immobilized colloidal crystals were prepared to obtain hybrid plasmonic-photonic crystals, in which electric field enhancement to a greater extent than that due to localized surface plasmons (LSP) alone was expected due to coupling between LSP and the photonic band.
arxiv   +1 more source

Nanostrucure of Hybrid Plasmonic-Potonic Crystal Formed on Gel-Immobilized Colloidal Crystal Observer by AFM after Drying [PDF]

open access: yesBulletin of the Chemical Society of Japan, Vol. 89, No. 3, pp. 385--393 (2016), 2015
Aiming at fabrication of hybrid plasmonic-photonic crystals, gel-immobilized colloidal crystals made of a polystyrene colloidal suspension and an N-(Hydroxy methyl)acrylamid-based gel were immersed into an aqueous dispersion of gold nanoparticles. Atomic force microscope (AFM) observations have been performed for the gel-immobilized colloidal crystals ...
arxiv   +1 more source

Identification of novel small molecule inhibitors of ETS transcription factors

open access: yesFEBS Letters, EarlyView.
ETS transcription factors play an essential role in tumourigenesis and are indispensable for sprouting angiogenesis, a hallmark of cancer, which fuels tumour expansion and dissemination. Thus, targeting ETS transcription factor function could represent an effective, multifaceted strategy to block tumour growth. The evolutionarily conserved E‐Twenty‐Six
Shaima Abdalla   +9 more
wiley   +1 more source

Immobilization of papain: A review

open access: yesInternational Journal of Biological Macromolecules, 2021
Papain is a cysteine protease from papaya, with many applications due to its broad specificity. This paper reviews for first time the immobilization of papain on different supports (organic, inorganic or hybrid supports) presenting some of the features of the utilized immobilization strategies (e.g., epoxide, glutaraldehyde, genipin, glyoxyl for ...
Majid Rasool Kamli   +7 more
openaire   +4 more sources

Percolation of Immobile Domains in Supercooled Thin Polymeric Films [PDF]

open access: yes, 2004
We present an analysis of heterogeneous dynamics in molecular dynamics simulations of a thin polymeric film, supported by an absorbing structured surface. Near the glass transition "immobile" domains occur throughout the film, yet the probability of their occurrence decreasing with larger distance from the surface.
arxiv   +1 more source

Immobilization of water drops on hydrophobic surfaces by contact line pinning at non-lithographically generated polymer microfiber rings [PDF]

open access: yesAdv. Mater. Interfaces 2018, 5, 1801191, 2019
Water drops used as reaction compartments are commonly immobilized on hydrophilic areas bordered by hydrophobic areas. For many applications, such as the trapping of non-adherent cells, it is desirable to exploit the inertness and the anti-fouling behavior of hydrophobic surfaces as well as their repulsive behavior towards adsorbates in lab-on-chip ...
arxiv   +1 more source

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