Search Results - "SPARKS, D. W"

Cholinergic receptor activation induces a relative facilitation of synaptic responses in the entorhinal cortex during theta- and gamma-frequency stimulation of parasubicular inputs by Sparks, D.W, Chapman, C.A

“…Highlights ► The parasubiculum sends its major output projection to layer II of the entorhinal cortex. ► The cholinergic agonist carbachol (CCh) suppresses…”
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Friction versus dilation revisited: Insights from theoretical and numerical models by Makedonska, N., Sparks, D. W., Aharonov, E., Goren, L.

“…The stability and dynamics of geological faults are often controlled by the frictional strength of the fault gouge, a granular layer that accumulates between…”
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Trace elements, organochlorines, polycyclic aromatic hydrocarbons, dioxins, and furans in lesser scaup wintering on the Indiana Harbor Canal by CUSTER, T. W, CUSTER, C. M, HINES, R. K, SPARKS, D. W

“…During the winter of 1993-94, male lesser scaup (Aythya affinis) were collected on the heavily polluted Indiana Harbor Canal (IHC), East Chicago, IN, USA, and…”
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Toxicity Assessment of Sediments from the Grand Calumet River and Indiana Harbor Canal in Northwestern Indiana, USA by Ingersoll, C. G, MacDonald, D. D, Brumbaugh, W. G, Johnson, B. T, Kemble, N. E, Kunz, J. L, May, T. W, Wang, N, Smith, J. R, Sparks, D. W, Ireland, D. S

“…The objective of this study was to evaluate the toxicity of sediments from the Grand Calumet River and Indiana Harbor Canal located in northwestern Indiana,…”
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Age structure and growth of Semotilus atromaculatus(Mitchill) in PCB-contaminated streams by Henshel, D. S., Sparks, D. W., Simon, T. P., Tosick, M. J.

“…Creek chub Semotilus atromaculatus from two PCB contaminated streams (Clear Creek and Richland Creek) at three locations and a reference stream (Little Indian…”
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Contribution of Ih to the relative facilitation of synaptic responses induced by carbachol in the entorhinal cortex during repetitive stimulation of the parasubiculum by Sparks, D.W, Chapman, C.A

“…Highlights • The parasubiculum projects to layer II of the entorhinal cortex. • The cholinergic agonist carbachol reduces Ih and facilitates synaptic responses…”
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Mixed-function oxygenases, oxidative stress, and chromosomal damage measured in lesser scaup wintering on the Indiana Harbor Canal by CUSTER, T. W, CUSTER, C. M, HINES, R. K, SPARKS, D. W, MELANCON, M. J, HOFFMAN, D. J, BICKHAM, J. W, WICKLIFFE, J. K

“…During the winter of 1993-1994, male lesser scaup (Aythya affinis) were collected on the heavily polluted Indiana Harbor Canal, East Chicago, Indiana, and…”
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Assessment of Injury to Sediments and Sediment-Dwelling Organisms in the Grand Calumet River and Indiana Harbor Area of Concern, USA by MacDonald, D. D, Ingersoll, C. G, Smorong, D. E, Lindskoog, R. A, Sparks, D. W, Smith, J. R, Simon, T. P, Hanacek, M. A

“…This article is the first in a series of three that describe the results of a Natural Resource Damage Assessment (NRDA) conducted in the Grand Calumet River…”
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Assessment of Injury to Fish and Wildlife Resources in the Grand Calumet River and Indiana Harbor Area of Concern, USA by MacDonald, D. D, Ingersoll, C. G, Smorong, D. E, Lindskoog, R. A, Sparks, D. W, Smith, J. R, Simon, T. P, Hanacek, M. A

“…This article is the second in a series of three that describes the results of a Natural Resource Damage Assessment (NRDA) conducted in the Grand Calumet River…”
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Organochlorine accumulation by sentinel mallards at the Winston-Thomas sewage treatment plant, Bloomington, Indiana by Custer, T.W. (Upper Mississippi Science Center, LaCrosse, WI.), Sparks, D.W, Sobiech, S.A, Hines, R.K, Melancon, M.J

“…The bioavailability and toxicity of organochlorine contaminants in the Winston-Thomas lagoon, Indiana, U.S.A. was assessed using sentinel mallards (Anas…”
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Design of neural networks for fast convergence and accuracy: dynamics and control by Maghami, P.G., Sparks, D.W.

“…A procedure for the design and training of artificial neural networks, used for rapid and efficient controls and dynamics design and analysis for flexible…”
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FORAGING HABITAT OF THE INDIANA BAT (MYOTIS SODALIS) AT AN URBAN–RURAL INTERFACE by Sparks, Dale W., Ritzi, Christopher M., Duchamp, Joseph E., Whitaker, John O.

“…We captured 11 Myotis sodalis and radiotracked them to foraging areas near Indianapolis International Airport during summer 2002. A series (3-7) of…”
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External heart deformities in passerine birds exposed to environmental mixtures of polychlorinated biphenyls during development by DeWitt, Jamie C., Millsap, Deborah S., Yeager, Ronnie L., Heise, Steve S., Sparks, Daniel W., Henshel, Diane S.

“…Necropsy‐observable cardiac deformities were evaluated from 283 nestling passerines collected from one reference site and five polychlorinated biphenyl…”
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Three-dimensional mantle upwelling, melt generation, and melt migration beneath segment slow spreading ridges by Magde, Laura S., Sparks, David W.

“…In contrast to the along‐axis uniformity observed at the East Pacific Rise (EPR), crustal accretion at the Mid‐Atlantic Ridge (MAR) appears to be a highly…”
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The contribution of fundamental frequency, amplitude envelope, and voicing duration cues to speechreading in normal-hearing subjects by GRANT, K. W, ARDELL, L. H, KUHL, P. K, SPARKS, D. W

“…The ability to combine speechreading (i.e., lipreading) with prosodic information extracted from the low-frequency regions of speech was evaluated with three…”
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The Relationship between Habitat Quality and Mound Building by a Fossorial Rodent, Geomys bursarius by Sparks, Daniel W., Andersen, Douglas C.

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Pore pressure evolution in deforming granular material: A general formulation and the infinitely stiff approximation by Goren, L., Aharonov, E., Sparks, D., Toussaint, R.

“…The physics of deformation of fluid‐filled granular media controls many geophysical systems, ranging from shear on geological faults to landslides and soil…”
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Buoyant mantle upwelling and crustal production at oceanic spreading centers: On-axis segmentation and off-axis melting by Barnouin‐Jha, Kopal, Parmentier, E. M., Sparks, David W.

“…Numerical experiments are used to examine the effect of buoyant mantle flow on melt generation near spreading centers. Buoyancy results from (1) the depletion…”
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The Transmission of Prosodic Information Via an Electrotactile Speechreading Aid by Grant, Ken W, Ardell, Lee Ann H, Kuhl, Patricia K, Sparks, David W

“…Variations in voice fundamental frequency were extracted from naturally produced speech samples and transmitted to an electrocutaneous display consisting of 10…”
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ECTOPARASITES AND FOOD HABITS OF ELLIOT'S SHORT-TAILED SHREW, BLARINA HYLOPHAGA by Ritzi, Christopher M, Bartels, Brian C, Sparks, Dale W

“…The natural history of Elliot's short-tailed shrew (Blarina hylophaga) has remained virtually unknown since it was recognized as a distinct species in 1981…”
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