application of atomic force microscopy

... Ranck J-L (2000) Use of detergents in two-dimensional crystallization of membrane proteins. Biochim Biophys Acta 1508, 112–128. 27 Bahatyrova S (2005) Atomic force microscopy of bacterial photosynthetic ... The inset of Fig. 4A shows a scheme of the packing config- uration of dimers. Such a specific arrangement is exemplified in the inset of Fig. 4B, in which the up and down configuration of LH2’s can ... the formation of functional photosynthetic domains and membrane curvature. To further investigate in detail the packing effects of like-protein photosyn- thetic complexes, we report an atomic force microscopy...

Ngày tải lên: 18/02/2014, 18:20

... Mg 2+ as a cofactor, and the binding of Mg 2+ Keywords atomic force microscopy; proton translocation; tonoplast; vacuolar H + -pyrophosphatase; vacuole Correspondence R L. Pan, Department of Life ... charac- terization of supported lipid films with the atomic force microscope. Biochim Biophys Acta 1509, 14–41. 16 Rinia HA & de Kruijff B (2001) Imaging domains in model membranes with atomic force microscopy. ... (1990) Direct visualization of phosphory- lase–phosphorylase kinase complexes by scanning tunneling and atomic force microscopy. Biophys J 58, 1437–1448. Adjacent C-termini of dimeric H + -pyrophosphatase...

Ngày tải lên: 16/03/2014, 02:20

... nucleoprotein complexes. Scanning Microscopy 9, 705–727. 16. Yang, J., Mou, J., Yuan, J.Y. & Shao, Z. (1996) The effect of deformation on the lateral resolution of atomic force microscopy. J. Microsc. ... and dynamics of supercoil-stabilized DNA cruciforms. J. Mol. Biol. 280, 61–72. 15. Lyubchenko, Y.L., Jacobs, B.L., Lindsay, S.M. & Stasiak, A. (1995) Atomic- force microscopy of nucleoprotein ... after drying it was imaged with an atomic force microscope in air. Various types of thick protrusions have been observed on pTIR10 DNA. Structural parameters (width and height) of DNA molecules suggest...

Ngày tải lên: 31/03/2014, 23:20

... the adhesive force of the immature BMDCs treated with 10.0 μg/L of GM-CSF plus 10.0 μg/L of IL-4 (B a) or the mature BMDCs stimulated with 1.0 mg/L of LPS (B b). The measured adhesion force (352.37 ... 6:455 http://www.nanoscalereslett.com/content/6/1/455 Page 7 of 9 NANO EXPRESS Open Access Comparison of immature and mature bone marrow-derived dendritic cells by atomic force microscopy Feiyue Xing 1* , Jiongkun Wang 1 , ... study of immature and mature bone marrow-derived dendritic cells (BMDCs) was first performed through an atomic force microscope (AFM) to clarify differences of their nanostructure and adhesion force. ...

Ngày tải lên: 21/06/2014, 02:20

... on the study of the radial contact resistance between a conductive tip and a si ngle MWCNT, then between this CNT and a metal sub- strate. By means of conductive probe atomic force microscopy (CP-AFM), ... 6:335 http://www.nanoscalereslett.com/content/6/1/335 Page 3 of 10 NANO EXPRESS Open Access Evaluation of the nanotube intrinsic resistance across the tip-carbon nanotube-metal substrate junction by Atomic Force Microscopy Maguy Dominiczak 1,2 , ... mechanism. Introduction Since the official publication of the carbon nanotubes (CNTs)imagesduringtheperiodof1950to1990[1], these allotropes have become very promising candidates for various applications because of their...

Ngày tải lên: 21/06/2014, 04:20

... Characterization by atomic force microscopy of alzheimer paired helical filaments under physiological conditions. Biophys J 2004, 86:517-525. 13. Eaton P, West P: Atomic Force Microscopy New York: ... Access Optimizing atomic force microscopy for characterization of diamond-protein interfaces Bohuslav Rezek † , Egor Ukraintsev *† and Alexander Kromka † Abstract Atomic force microscopy (AFM) ... Kakai T: Observation of single- and double- stranded DNA using non-contact atomic force microscopy. Appl Surf Sci 1999, 140:400-405. 20. Rezek B, Shin D, Nebel CE: Properties of hybridized DNA arrays...

Ngày tải lên: 21/06/2014, 04:20

... mechanisms of the in-situ electron beam-induced self- organization of gold nanoclusters in SiO 2 . J Phys D 2009, 42:075304. 17. Ruffino F, Grimaldi MG: Atomic force microscopy study of the growth mechanisms ... Sarid D: Scanning Force Microscopy with Applications to Electric, Magnetic and Atomic Forces Oxford: Oxford University Press; 1994. 42. Sigsbee RA: Adatom capture and growth rates of nuclei. J Appl ... evaluated. The results of the present work can be of importance in view of the tuning of the morphological characteris tics of the sputter-deposited Au films on mica for various tech- nological applications...

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Ngày tải lên: 22/06/2014, 01:20

... reduces the scan range of the image and so reduces the number of cuticle steps per image. Analysis of Human Fibroblasts by AFM 53 53 5 Analysis of Human Fibroblasts by Atomic Force Microscopy Gillian ... case of cardiomyocytes (15,16). There is clearly considerable scope for applications of similar methodologies for investigations of other manifes- tations of cellular dynamics. 3.2.4. Analysis of ... range of applied force (lever deflection and z-stage travel being the two measurable variables). From: Methods in Molecular Biology, vol. 242: Atomic Force Microscopy: Biomedical Methods and Applications Edited...

Ngày tải lên: 11/04/2014, 02:07

... tip. Figure 4 Eff ects of the number of scratch or scan cycle. (a) The AFM image s of the scratches at 10 μNofappliedforceand1μm/s of scratch speed in the forward scratch. (b) Correlation of d and W f data ... metal nanodot arrays. Ultramicroscopy 2010, 110:737-740. 18. Chen YJ, Hsu JH, Lin HN: Fabrication of metal nanowires by atomic force microscopy nanoscratching and lift-off process. Nanotechnology ... probe microscopy: influence of scanning parameters on groove size. Jpn J Appl Phys 2008, 47:712-714. 23. Tseng AA: A comparison study of scratch and wear properties using atomic force microscopy. ...

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Ngày tải lên: 28/06/2014, 14:20

... process was based on a local oxidation of silicon induced by application of a volatge on the STM tip which lead to a highly localized anodization mechanism. Atomic force ∗ Corresponding author. Fax: ... average resistivity of all heavily doped (10 19 cm −3 ) nanowires is found to be 83 m cm, a value higher by a factor of 14 than expected from the design data of 6 m cm (a factor of 7 for the largest wires). ... 1002 www.elsevier.com/locate/physe Electronic transport properties of single-crystal silicon nanowires fabricated using an atomic force microscope N. ClÃement a , D. Tonneau a; ∗ , H. Dallaporta a ,...

Ngày tải lên: 16/03/2014, 15:15

... available approaches are PeakForce QNM and Harmonic force microscopy or HarmoniX (Ve eco, Santa Barbara, CA, USA). PeakForce QNM is based on the force- volume approach; however, the speed of taking the force curves is ... implementation of dynamic methods for measuring atomic force microscope cantilever spring constants. Nanotechnology 2006, 17:2135-2145. 35. Gibson CT, Smith DA, Roberts CJ: Calibration of silicon atomic force microscope ... slope of the force curves in A) as a function of the stiffness of the sample. From the slope of this curve it is clear that the maximum sensitivity is achieved when both spring constants are of...

Ngày tải lên: 21/06/2014, 04:20