Search Results - "Allison, D P"

AFM imaging of bacteria in liquid media immobilized on gelatin coated mica surfaces by Doktycz, M.J., Sullivan, C.J., Hoyt, P.R., Pelletier, D.A., Wu, S., Allison, D.P.

“…Immobilization of particulates, especially biomolecules and cells, onto surfaces is critical for imaging with the atomic force microscope (AFM). In this paper,…”
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Multiple Imputation for Missing Data: A Cautionary Tale by ALLISON, PAUL D.

“…Two algorithms for producing multiple imputations for missing data are evaluated with simulated data. Software using a propensity score classifier with the…”
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Comparing Logit and Probit Coefficients Across Groups by ALLISON, PAUL D.

“…In logit and probit regression analysis, a common practice is to estimate separate models for two or more groups and then compare coefficients across groups…”
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Vapor Detection Using Resonating Microcantilevers by Thundat, T, Chen, G. Y, Warmack, R. J, Allison, D. P, Wachter, E. A

“…A micromechanical sensor that uses surface-modified atomic force microscopy cantilevers is described. The surface was modified with phosphoric acid or gelatin…”
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Thermal and ambient-induced deflections of scanning force microscope cantilevers by Thundat, T., Warmack, R. J., Chen, G. Y., Allison, D. P.

“…The deflection of scanning force microscope cantilevers, metal coated on one side, is significantly influenced by both thermal heating and variations in…”
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Rank Advancement in Academic Careers: Sex Differences and the Effects of Productivity by Long, J. Scott, Allison, Paul D., McGinnis, Robert

“…Advancement in rank is critically important to the career of an academic scientist, and the highly visible nature of the event makes it ideal for studying…”
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Mounting of Escherichia coli spheroplasts for AFM imaging by Sullivan, C.J., Morrell, J.L., Allison, D.P., Doktycz, M.J.

“…The cytoplasmic membrane of Escherichia coli ( E. coli) is the location of numerous, chemically specific transporters and recognition elements. Investigation…”
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Direct Atomic Force Microscope Imaging of EcoRI Endonuclease Site Specifically Bound to Plasmid DNA Molecules by Allison, D. P., Kerper, P. S., Doktycz, M. J., Spain, J. A., Modrich, P., Larimer, F. W., Thundat, T., Warmack, R. J.

“…Direct imaging with the atomic force microscope has been used to identify specific nucleotide sequences in plasmid DNA molecules. This was accomplished using…”
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Diverse and conserved nano‐ and mesoscale structures of diatom silica revealed by atomic force microscopy by HILDEBRAND, M., HOLTON, G., JOY, D.C., DOKTYCZ, M.J., ALLISON, D.P.

“…Summary An outstanding example of biological pattern formation at the single cell level is the diversity of biomineral structures in the silica cell walls of…”
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Atomic force microscopy of deoxyribonucleic acid strands adsorbed on mica: The effect of humidity on apparent width and image contrast by Thundat, T., Warmack, R. J., Allison, D. P., Bottomley, L. A., Lourenco, A. J., Ferrell, T. L.

“…We have investigated the effect of relative humidity on the apparent width and contrast of isolated strands of deoxyribonucleic acid (DNA) imaged with atomic…”
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Molecular Electronics of a Single Photosystem I Reaction Center: Studies With Scanning Tunneling Microscopy and Spectroscopy by Lee, I., Lee, J. W., Warmack, R. J., Allison, D. P., Greenbaum, E.

“…Thylakoids and photosystem I (PSI) reaction centers were imaged by scanning tunneling microscopy. The thylakoids were isolated from spinach chloroplasts, and…”
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Immobilization of DNA for Scanning Probe Microscopy by Allison, D. P., Bottomley, L. A., Thundat, T., Brown, G. M., Woychik, R. P., Schrick, J. J., Jacobson, K. Bruce, Warmack, R. J.

“…Reproducible scanning tunneling microscope and atomic force microscope images of entire molecules of uncoated plasmid DNA chemically bound to surfaces are…”
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Cellular secretion studied by force microscopy by Allison, D. P., Doktycz, M. J.

“…Using the optical microscope, real adventures in cellular research began in earnest in the latter half of the nineteenth century. With the development of the…”
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Imaging isolated strands of DNA molecules by atomic force microscopy by Thundat, T, Allison, D P, Warmack, R J, Ferrell, T L

“…We have employed an atomic force microscope (AFM) to image in air isolated strands of pBS+ plasmid DNA adsorbed onto freshly cleaved mica. At a DNA…”
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Comparison of the indentation and elasticity of E. coli and its spheroplasts by AFM by Sullivan, C.J., Venkataraman, S., Retterer, S.T., Allison, D.P., Doktycz, M.J.

“…Atomic force microscopy (AFM) provides a unique opportunity to study live individual bacteria at the nanometer scale. In addition to providing accurate…”
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Measuring cell surface elasticity on enteroaggregative Escherichia coli wild type and dispersin mutant by AFM by Beckmann, M.A., Venkataraman, S., Doktycz, M.J., Nataro, J.P., Sullivan, C.J., Morrell-Falvey, J.L., Allison, D.P.

“…Enteroaggregative Escherichia coli (EAEC) is pathogenic and produces severe diarrhea in humans. A mutant of EAEC that does not produce dispersin, a cell…”
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Mapping Individual Cosmid DNAs by Direct AFM Imaging by Allison, David P., Kerper, Peggy S., Doktycz, Mitchel J., Thundat, Thomas, Modrich, Paul, Larimer, Frank W., Johnson, Dabney K., Hoyt, Peter R., Mucenski, Michael L., Warmack, Robert J.

“…Individual cosmid clones have been restriction mapped by directly imaging, with the atomic force microscope (AFM), a mutantEcoRI endonuclease site-specifically…”
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Atomic force microscopy of single‐ and double‐stranded deoxyribonucleic acid by Thundat, T., Allison, D. P., Warmack, R. J., Doktycz, M. J., Jacobson, K. Bruce, Brown, G. M.

“…The atomic force microscope (AFM) was used to image double‐stranded DNA and single‐stranded DNA adsorbed onto mica modified by Ba (II). Images of…”
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Synthesis of a more stable osmium ammine electron-dense DNA stain by Olins, AL, Moyer, BA, Kim, SH, Allison, DP

“…Specific DNA staining for electron microscopic observation is simplified by a shorter synthesis of the staining reagent. The new, more reliable reagent, osmium…”
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Automated image analysis of atomic force microscopy images of rotavirus particles by Venkataraman, S., Allison, D.P., Qi, H., Morrell-Falvey, J.L., Kallewaard, N.L., Crowe, J.E., Doktycz, M.J.

“…A variety of biological samples can be imaged by the atomic force microscope (AFM) under environments that range from vacuum to ambient to liquid. Generally…”
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