Search Results - "Darnton, Nicholas"

Dynamics of Bacterial Swarming by Darnton, Nicholas C., Turner, Linda, Rojevsky, Svetlana, Berg, Howard C.

“…When vegetative bacteria that can swim are grown in a rich medium on an agar surface, they become multinucleate, elongate, synthesize large numbers of…”
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On Torque and Tumbling in Swimming Escherichia coli by DARNTON, Nicholas C, TURNER, Linda, ROJEVSKY, Svetlana, BERG, Howard C

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Visualization of Flagella during Bacterial Swarming by TURNER, Linda, RONGJING ZHANG, DARNTON, Nicholas C, BERG, Howard C

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Force-Extension Measurements on Bacterial Flagella: Triggering Polymorphic Transformations by Darnton, Nicholas C., Berg, Howard C.

“…Bacterial flagella can adopt several different helical shapes in response to varying environmental conditions. A geometric model by Calladine ascribes these…”
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Influence of Topology on Bacterial Social Interaction by Park, Sungsu, Wolanin, Peter M., Yuzbashyan, Emil A., Lin, Hai, Darnton, Nicholas C., Stock, Jeffry B., Silberzan, Pascal, Austin, Robert

“…The environmental topology of complex structures is used by Escherichia coli to create traveling waves of high cell density, a prelude to quorum sensing. When…”
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Bacterial Flagella Are Firmly Anchored by DARNTON, Nicholas C, BERG, Howard C

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Compactness of the Denatured State of a Fast-Folding Protein Measured by Submillisecond Small-Angle X-Ray Scattering by Pollack, Lois, Tate, Mark W., Darnton, Nicholas C., Knight, James B., Sol. M. Gruner, Eaton, William A., Austin, Robert H.

“…Time-resolved small-angle x-ray scattering was used to measure the radius of gyration of cytochrome c after initiation of folding by a pH jump. Submillisecond…”
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Lifetimes of Intermediates in the β-Sheet to α-Helix Transition of β-Lactoglobulin by Using a Diffusional IR Mixer by Kauffmann, Ekkehard, Darnton, Nicholas C., Austin, Robert H., Batt, Carl, Gerwert, Klaus

“…The extremely slow α-helix/β-sheet transition of proteins is a crucial step in amylogenic diseases and represents an internal rearrangement of local contacts…”
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Moving Fluid with Bacterial Carpets by Darnton, Nicholas, Turner, Linda, Breuer, Kenneth, Berg, Howard C.

“…We activated a solid-fluid interface by attaching flagellated bacteria to a solid surface. We adsorbed swarmer cells of Serratia marcescens to…”
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Electrodeless Dielectrophoresis of Single- and Double-Stranded DNA by Chou, Chia-Fu, Tegenfeldt, Jonas O., Bakajin, Olgica, Chan, Shirley S., Cox, Edward C., Darnton, Nicholas, Duke, Thomas, Austin, Robert H.

“…Dielectrophoretic trapping of molecules is typically carried out using metal electrodes to provide high field gradients. In this paper we demonstrate…”
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Sorting biomolecules with microdevices by Chou, Chia-Fu, Austin, Robert H., Bakajin, Olgica, Tegenfeldt, Jonas O., Castelino, Judith A., Chan, Shirley S., Cox, Edward C., Craighead, Harold, Darnton, Nicholas, Duke, Thomas, Han, Jongyoon, Turner, Steve

“…Micro‐ and nanofabrication techniques have provided an unprecedented opportunity to create a designed world in which separation and fractionation technologies…”
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Protein folding and 2.5-dimensional hydrodynamics by Darnton, Nicholas Campbell

“…How does a long chain of amino acids locate its native 3-D structure among the astronomical number of possible structures? This ‘protein folding problem’ has…”
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A [formula omitted] source for low-background liquid scintillation detectors by Johnson, Michael, Benziger, Jay, Stoia, Catherine, Calaprice, Frank, Chen, Mark, Darnton, Nicholas, Loeser, Fred, Bruce Vogelaar, R

“…A technique for producing a radioactive source suitable for use in a low-background liquid scintillation detector is described. 222 Rn was concentrated from…”
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