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J Vesenka

Explore the profile of J Vesenka including associated specialties, affiliations and a list of published articles. Areas
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Articles 12
Citations 334
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Recent Articles
1.
Fritzsche W, Vesenka J, Henderson E
Scanning Microsc . 1995 Sep; 9(3):729-37; discussion 738-9. PMID: 7501987
Scanning force microscopy (SFM) is a new method to obtain the topography of surfaces with nanometer-resolution. The ability to image under liquids makes the technique attractive for biological applications, especially...
2.
Vesenka J, Mosher C, Schaus S, Ambrosio L, Henderson E
Biotechniques . 1995 Aug; 19(2):240-8, 849, 852-3. PMID: 8527146
The atomic force microscope (AFM), a three-dimensional imaging tool that can measure structures from the atomic level to micron scale, has been combined with an inverted optical microscope capable of...
3.
Jondle D, Ambrosio L, Vesenka J, Henderson E
Chromosome Res . 1995 Jun; 3(4):239-44. PMID: 7606362
Polytene chromosomes from the salivary gland cells of Drosophila melanogaster were examined by atomic force microscopy. The atomic force microscope (AFM) was capable of resolving chromosomal features down to the...
4.
Marsh T, Vesenka J, Henderson E
Nucleic Acids Res . 1995 Feb; 23(4):696-700. PMID: 7899091
G-DNA is a polymorphic family of quadruple helical nucleic acid structures containing guanine tetrad motifs [G-quartets; Williamson, J.R., Raghuraman, M.K. and Cech, T.R. (1989) Cell 59, 871-880; Williamson, J.R. (1993)...
5.
Vesenka J, Manne S, Giberson R, Marsh T, Henderson E
Biophys J . 1993 Sep; 65(3):992-7. PMID: 8241414
Colloidal gold particles have multiple uses as three-dimensional atomic force microscopy imaging standards because they are incompressible, monodisperse, and spherical. The spherical nature of the particles can be exploited to...
6.
Vesenka J, Manne S, Yang G, Bustamante C, Henderson E
Scanning Microsc . 1993 Sep; 7(3):781-8. PMID: 8146613
Recent work in atomic force microscopy (AFM) of deoxyribonucleic acid (DNA) has relied on immobilizing DNA molecules by drying a small volume of buffered DNA solution onto cleaved mica. When...
7.
Samori B, Siligardi G, Quagliariello C, Weisenhorn A, Vesenka J, Bustamante C
Proc Natl Acad Sci U S A . 1993 Apr; 90(8):3598-601. PMID: 8475108
Reproducible images of pBR322 plasmid molecules have been recorded by scanning force microscopy under 1-propanol. Most of the plasmids were found in a coiled state. The supercoiled molecules of our...
8.
Shaiu W, Larson D, Vesenka J, Henderson E
Nucleic Acids Res . 1993 Jan; 21(1):99-103. PMID: 8441624
The atomic force microscope (AFM;1) can image DNA and RNA in air and under solutions at resolution comparable to that obtained by electron microscopy (EM) (2-7). We have developed a...
9.
Li M, Hansma H, Vesenka J, Kelderman G, Hansma P
J Biomol Struct Dyn . 1992 Dec; 10(3):607-17. PMID: 1492927
Reproducible, high-contrast, nanometer-resolution AFM images of uncoated plasmid DNA can be obtained with nanogram quantities of DNA with the help of two advances in sample preparation: (1) Heating a DNA...
10.
Vesenka J, Guthold M, Tang C, Keller D, Delaine E, Bustamante C
Ultramicroscopy . 1992 Jul; 42-44 ( Pt B):1243-9. PMID: 1413262
A simple method of substrate preparation for imaging circular DNA molecules with the scanning force microscope (SFM) is presented. These biomolecules are adsorbed onto mica that has been soaked in...