Carboxymethyl chitosan functionalized magnetic nanoparticles for disruption of biofilms of straphylococcus aureus and escherichia coli

... (a-c) E coli biofilms and (d-f) S aureus biofilms: (a) and (d) pre-grown biofilms after incubation in PBS for 24 h, (b) and (e) with addition of CMCS-MNPs (2.0 mg/mL) without MF for and after ... without MF) and CMCS on pre-grown (a) S aureus biofilms and (b) E coli biofilms after 12, 24, and 48 h The controls refer to the respective pre-grown biofilms i...

Ngày tải lên: 02/10/2015, 17:14

... of magnetic separation, reviews previous work on magnetic separation and introduces the recent progress in separation of chiral biomolecules, pharmaceuticals, endocrine disrupting compounds and ... SURFACE FUNCTIONALIZED MAGNETIC NANOPARTICLES FOR SEPARATION OF CHIRAL BIOMOLECULES, PHARMACEUTICALS AND ENDOCRINE DISRUPTING COMPOUNDS SUDIP...

Ngày tải lên: 09/09/2015, 17:57

... detectable cell numbers of about 104 in vitro Magnetic fluorescent nanoparticles serve both as magnetic resonance contrast agents for MRI and optical probes for intravital fluorescence microscopy Cytotoxicity ... the FITC-CS@MNPs had high cellular affinity and low detection threshold of cell number In order to clarify the location of the magnetic nanoparticles in the cells, we pe...

Ngày tải lên: 22/06/2014, 01:20

... obtained by subtracting the control titration data in the absence of the enzymes from the titration data in the presence of the enzymes The results of the equilibrium binding studies showed that, ... by kinetics in the early part of the reaction course and by thermodynamics in the late part of the reaction course, and therefore the epimerization...

Ngày tải lên: 19/02/2014, 00:20

... Woodward MJ Laboratory diagnosis of Escherichia coli infections In: Gyles CL, editor Escherichia coli in Domestic Animals and Humans Wallingford, England: CAB International; 1994 p 595-628 AIDA-I ... AND EFFICACY TESTING OF A VACCINE FOR THE CONTROL OF PRE-WEANING COLIBACILLOSIS IN VIETNAM Cu HP1, VA2 , Fahy Driesen SJ2, Moore K2, Vanderfeen A2, Do NT1, and Trott DJ...

Ngày tải lên: 22/06/2014, 12:20

... and the Cr(VI) concentrations at any time t, respectively; V (L) is the volume of the Cr(VI) solution; and m (g) is the mass of the magnetic chitosan nanoparticles Samples of the Cr(VI) solution ... sorption experiments were performed by batch method Samples of 0.1 g of magnetic chitosan nanoparticles were equilibrated with 50 mL of solution containing vario...

Ngày tải lên: 02/07/2014, 14:14

... instruments Moreo- Figure Chemical structure of chitosan and modified chitosan Chemical structure of chitosan and modified chitosan Page of (page number not for citation purposes) Journal of Nanobiotechnology ... chloride modified chitosan stabilized iron oxide nanoparticles (Nac-6-IOPs or simply MC-IOPs) as a material of interest and demonstrated its biomedical applicatio...

Ngày tải lên: 11/08/2014, 00:22

... found in clinical patients In our previous reports, photosensitizer -conjugated magnetic nanoparticles were successfully used for in vivo simultaneous magnetofluorescent imaging and targeting therapy ... Resonance Imaging, investigated the feasibility of as-prepared nanoprobes for non-invasive in vivo targeted dual modal imaging of gastric cancer Results sh...

Ngày tải lên: 11/08/2014, 00:23

... Monocrystalline iron oxide nanoparticle MNC Mononuclear cells MMP Metalloproteinases MRI Magnetic resonance imaging MSC Mesenchymal stem cells PB Prussian blue PIO Primary iron oxide nanoparticle ... cells The aim of this thesis is to investigate the development of particulate cellular markers that will improve the tracking of stem cells in an animal model t...

Ngày tải lên: 14/09/2015, 08:49

... more recently in biotechnology/biomedicine [13] Some of the more specific biomedical applications of magnetic nanoparticles include their use as magnetic contrast agents in magnetic resonance ... allowed for the production, characterization and functionalization of magnetic nanoparticles for specialized clinical applications Extensive research has been done on use o...

Ngày tải lên: 14/09/2015, 14:03

... magnets The synthetic procedure of composite beads was schematically presented in Fig 3.2 Application of chitosan/ magnetite composite beads for removal Ni(II) and Pb(II) in solution 3.2.1 Isotherm adsorption ... lines of composite patterns indicated that Results and discussion 3.1 Characterization of chitosan/ magnetite composite beads 3.1.1 Morpho...

Ngày tải lên: 02/07/2014, 14:14

... = 0.35) Rapamycin Pharmacokinetics Measurement of rapamycin levels in vein grafts demonstrated the presence of drug in vein grafts at days (after the vein being immersed in rapamycin-loaded NPs ... release of rapamycin in the vein until day 21 after grafting which suggests that RPLGA NPs delivery system may be applied to human beings clinically The bio-absorption time o...

Ngày tải lên: 10/08/2014, 09:21

... outstanding anti-infective properties [18] Both amphotericin B and miconazole self-assemble and solubilize at hydrophobic sites of DODAB or DHP bilayer fragments in water solution exhibiting in ... fungus viability For final coverage with polylysines (PL) of increasing molecular weight at mg/mL PL, there was an increase in the final zeta-potential modulus and a larger loss...

Ngày tải lên: 11/08/2014, 00:22

... quantitative evaluation of three Nickel-Coated magnetic matrices for purification of recombinant proteins: helpful hints for the optimized nanomagnetisable matrix preparation Journal of Nanobiotechnology ... yield and protein recovery of three Nickel -magnetic matrices for His-ProT and His-Mre11 recombinant proteins Purification yield w...

Ngày tải lên: 11/08/2014, 00:23

... Rapid and specific influenza virus detection by functionalized magnetic nanoparticles and mass spectrometry Tzu-Chi Chou 1, Wei Hsu 2,3, Ching-Ho ... sensitivity and specificity The data demonstrated the combined use of the antibody–MNP and MALDI–MS methods for the sensitive detection of influenza viruses and rapid screening of virus subtypes The specific...

Ngày tải lên: 11/08/2014, 08:20