GENERALIZATIONS OF COMPLEMENTED RINGS WITH APPLICATIONS TO RINGS OF FUNCTIONS. (2009)
M. L. Knox, R. Levy, W. Wm. Mcgovern, J. Shapiro
Abstract. It is well known that a commutative ring R is complemented (that is, given a ∈ R there exists b ∈ R such that ab = 0 and a + b is a regular element) if an only if the total ring of...
Obliquity-paced Pliocene West Antarctic ice sheet oscillations (2009)
Naish, T., Powell, R., Levy, R., Wilson, G., Scherer, R., Talarico, F., ...
Antarctic drilling recovers stratigraphic records from the continental margin (2009)
Harwood, D., Florindo, F., Talarico, F., Levy, R., Kuhn, G., Naish, T., ...
J. Redemann, Q. Zhang, J. Livingston, P. Russell, Y. Shinozuka, A. Clarke, ...
The 14-channel Ames Airborne Tracking Sunphotometer (AATS) was operated on a Jetstream 31 (J31) aircraft in March 2006 during MILAGRO/INTEX-B (Megacity Initiative-Local And Global Research...
Bourlet, T., Lornage, J., Maertens, A., Saoudin, H., ...
BACKGROUND The risk of hepatitis C virus (HCV) transmission during assisted reproductive techniques (ARTs) is still disputed and no report concerning its prospective evaluation is available. METHODS...
Antarctic Drilling Recovers Stratigraphic Records From the Continental Margin (2009)
Harwood, D.; University Of Nebraska At Lincoln, Florindo, F.; Istituto Nazionale Di Geofisica E Vulcanologia, Sezione Roma2, Roma, Italia, Talarico, F.; University Of Siena, Siena, Italy, Levy, R.; GNS Science, Lower Hutt, New Zealand, Kuhn, G.; Alfred Wegener Institute For Polar And Marine Research (AWI), Bremerhaven, Germany, Naish, T.; Victoria University Of Wellington, Wellington, New Zealand, ...
The Antarctic Geological Drilling (ANDRILL) program — a collaboration between Germany, Italy, New Zealand, and the United States that is one of the larger programs endorsed by the International...
ANDRILL's Success During the 4th International Polar Year (2008)
Florindo, F.; Istituto Nazionale Di Geofisica E Vulcanologia, Sezione Roma2, Roma, Italia, Harwood, D.; ANDRILL Science Management Office, 126 Bessey Hall, University Of Nebraska - Lincoln, Lincoln, NE 68588-0341 - USA, Levy, R.; ANDRILL Science Management Office, 126 Bessey Hall, University Of Nebraska - Lincoln, Lincoln, NE 68588-0341 - USA, ...
One of the scientific programs of the Fourth International Polar Year (Allison et al., 2007; www.ipy.org), the ANDRILL (ANtarctic geological DRILLing) Program (Fig. 1) demonstrated ability to recover...
Pessimism Reduction in Crosstalk Noise Aware STA (2008)
M. Becer, V. Zolotov, A. Grinshpon, I. Algor, R. Levy, C. Oh
Abstract — High performance circuits are facing increasingly severe signal integrity problems due to crosstalk noise and crosstalk noise awareness has become an integral part of static timing...
The motion of a thin liquid film driven by surfactant and gravity (2008)
Abstract. We investigate wave solutions of a lubrication model for surfactant-driven flow of a thin liquid film down an inclined plane. We model the flow in one space dimension with a system of...
Noise and thermal stability of vibrating micro-gyrometers preamplifiers (2008)
Levy, R., Dupret, A., Mathias, H., Parrain, F., Eisenbeis, B., ...
The preamplifier is a critical component of gyrometer's electronics. Indeed the resolution of the sensor is limited by its signal to noise ratio, and the gyrometer's thermal stability is limited by...
Bélis Bergouignan, M.C., Cazals, C., Levy, R.
The specificity and strategic dimensions of forest-based industries in Aquitaine require exploring new technological paths in terms of sustainable use of wooden resources. Based on the idea that...
Chauleur, C., Fanget, C., Tourne, G., Levy, R., Larchez, C., Seffert, P.
BACKGROUND The guidelines advise arterial embolization in case of post-partum hemorrhage. We evaluated its feasibility and the subsequent fertility. METHODS A retrospective study has been conducted...
Naish, T.; Antarctic Research Centre, Victoria University Of Wellington, Wellington, New Zealand, Powell, R.; Department Of Geology And Environmental Geosciences, Northern Illinois University, DeKalb, IL, USA, Levy, R.; ANDRILL Science Management Office, University Of Nebraska-Lincoln, Lincoln, USA
During the Southern Hemisphere's last summer, between October 29 and December 26, about 80 researchers, drillers, educators and support staff from four nations met in Antarctica to drill deeper than...
Faure, A.K., Aknin-Seifer, I., Satre, V., Amblard, F., Devillard, F., Hennebicq, S., ...
BACKGROUND Cytogenetically detectable aberrations of the Y chromosome, such as isodicentrics, rings or translocations are sometimes associated with male non-obstructive infertility. This report...
Meiotic abnormalities in patients bearing complete AZFc deletion of Y chromosome (2007)
Geoffroy-Siraudin, C., Aknin-Seiffer, I., Metzler-Guillemain, C., Ghalamoun-Slaimi, R., Bonzi, M.F., Levy, R., ...
BACKGROUND We studied meiosis in three infertile patients presenting complete AZFc microdeletion and three controls. METHODS Primary spermatocytes were immunolabeled with SCP3, BRCA1 and γH2AX. We...
Dual microelectrode technique for deep brain stereotactic surgery in humans (2007)
Levy, R, Lozano, AM, Dostrovsky, JO, Hutchison, WD
To improve functional stereotactic microelectrode localization of small deep brain structures by developing and evaluating a recording system with two closely separated independently controlled...
A Record of Antarctic Climate and Ice Sheet History Recovered (2007)
Naish, T., Powell, R., Levy, R., Florindo, F., Harwood, D., Kuhn, G., ...
Noise and thermal stability of vibrating micro-gyrometers preamplifiers (2007)
Parrain, F., Levy, R., Mathias, H., Dupret A., Megherbi, S., ...
Modeling ; simulation and CAD tools for MEMSThe preamplifier is a critical component of gyrometer's electronics. Indeed the resolution of the sensor is limited by its signal to noise ratio, and the...
Noise and thermal stability of vibrating micro-gyrometers preamplifiers (2007)
Levy, R., Dupret, A., Mathias, H., Parrain, F., Eisenbeis, B., ...
The preamplifier is a critical component of gyrometers electronics. Indeed the resolution of the sensor is limited by its signal to noise ratio, and the gyrometers thermal stability is limited by...
Naish, T.; Antarctic Research Centre, Victoria University Of Wellington, Wellington, New Zealand - GNS Sciences, Lower Hutt, New Zealand, Powell, R.; Department Of Geology And Environmental Geosciences, Northern Illinois University, DeKalb, IL, USA, Levy, R.; ANDRILL Science Management Office, University Of Nebraska-Lincoln, Lincoln, USA, Henrys, S.; GNS Sciences, Lower Hutt, New Zealand, Krissek, L.; Department Of Geosciences, The Ohio State University, Columbus, USA, Niessen, F.; Alfred Wegener Institute For Polar And Marine Research, Bremerhaven, Germany, ...
The ANDRILL Program successfully recovered a 1285 m-long succession of cyclic glacimarine sediment with interbedded volcanic deposits in its first season of drilling from the McMurdo Ice Shelf (MIS)....
Noise and thermal stability of vibrating micro-gyrometers preamplifiers (2007)
Levy, R., Dupret, A., Mathias, H., Parrain, F., Eisenbeis, B., ...
The preamplifier is a critical component of gyrometer's electronics. Indeed the resolution of the sensor is limited by its signal to noise ratio, and the gyrometer's thermal stability is limited by...
Noise and thermal stability of vibrating micro-gyrometers preamplifiers (2007)
Levy, R., Dupret, A., Mathias, H., Parrain, F., Eisenbeis, B., ...
The preamplifier is a critical component of gyrometer's electronics. Indeed the resolution of the sensor is limited by its signal to noise ratio, and the gyrometer's thermal stability is limited by...
Wilson, G.; Department Of Geology, University Of Otago, PO Box 56, Dunedin - New Zealand, Levy, R.; ANDRILL Science Management Office, 126 Bessey Hall, University Of Nebraska - Lincoln, Lincoln, NE 68588-0341 - USA, Browne, G.; GNS Science, PO Box 30368, Lower Hutt - New Zealand, Cody, R.; ANDRILL Science Management Office, 126 Bessey Hall, University Of Nebraska - Lincoln, Lincoln, NE 68588-0341 - USA And GNS Science, PO Box 30368, Lower Hutt - New Zealand, Dunbar, N.; Earth And Environmental Science Department, New Mexico Institute Of Technology, 801 Leroy Place, Socorro, NM 87801 - USA, Florindo, F.; Istituto Nazionale Di Geofisica E Vulcanologia, Sezione Roma2, Roma, Italia, ...
Chronostratigraphic data available for the preliminary age model for the upper 700 m for the AND-1B drill core include diatom biostratigraphy, magnetostratigraphy, 40Ar/39Ar ages on volcanic...
Naish, T.; Antarctic Research Centre, Victoria University Of Wellington, PO Box 600, Wellington, New Zealand, Powell, R.; Department Of Geology And Environmental Geosciences, Northern Illinois University, DeKalb, IL 60115, USA, Levy, R.; ANDRILL Science Management Offi Ce, University Of Nebraska-Lincoln, Lincoln, NE 68588-0341, USA, Henrys, S.; GNS Sciences, PO Box 30368, Lower Hutt, New Zealand, Krissek, L.; Department Of Geosciences, The Ohio State University, Columbus, OH 43210, USA, Pompilio, M.; Istituto Nazionale Di Geofisica E Vulcanologia, Sezione Pisa, Pisa, Italia, ...
he ANDRILL Program successfully recovered a 1285 m-long succession of cyclic glacimarine sediment with interbedded volcanic deposits in its fi rst season of drilling from the McMurdo Ice Shelf...
Martin, G., Cagnon, N., Sabido, O., Sion, B., Grizard, G., Durand, P., ...
BACKGROUND: Cryopreservation/thawing of bovine spermatozoa induces a reduction in cell viability and is possibly associated with a form of programmed cell death that we previously named...
Deep Drilling with the ANDRILL Program in Antarctica (2006)
Harwood, D.; ANDRILL Science Management Office, University Of Nebraska-Lincoln, 126 Bessey Hall, Lincoln, Neb. 68588-0341, U.S.A., Levy, R.; ANDRILL Science Management Office, University Of Nebraska-Lincoln, 126 Bessey Hall, Lincoln, Neb. 68588-0341, U.S.A., Cowie, J.; Antarctica New Zealand, Administration Building, International Antarctic Centre, 38 Orchard Road, Normal Road, DeKalb, Ill. 60115-2854, U.S.A., Florindo, F.; Istituto Nazionale Di Geofisica E Vulcanologia, Sezione Roma2, Roma, Italia, Naish, T.; GNS Science, 1 Fairway Drive, PO Box 30-368, Lower Hutt, New Zealand., Powell, R.; Department Of Geology And Environmental Geosciences, Northern Illinois University, 312 Davis Hall, Normal Road, DeKalb, Ill. 60115-2854, U.S.A., ...
ANDRILL (ANtarctic geological DRILLing) is a new international, multi-disciplinary drilling program that targets geological records that lie hidden beneath the icy blanket of Antarctica. The primary...
Parsing Arabic Dialects (2006)
Chiang, D., Diab, R.M., Habash, N., Hwa, R., Levy, R., Rambow, O., ...
On the Fredholm and Weyl spectrum of several commuting operators (2005)
In the paper one considers the local structure of the Fredholm joint spectrum of commuting $n$-tuples of operators. A connection between the spatial characteristics of operators and the algebraic...
Aclarando la Importancia de la Interacción en la Ingeniería del Software Orientada a Agentes (2005)
En una gran cantidad de campos, desde la física, pasando por la neurología, e incluso la ingeniería del software, se acepta que la principal fuente de complejidad reside en la interacción entre...
Aclarando la Importancia de la Interacción en la Ingeniería del Software Orientada a Agentes (2005)
En una gran cantidad de campos, desde la física, pasando por la neurología, e incluso la ingeniería del software, se acepta que la principal fuente de complejidad reside en la interacción entre...
Aknin-Seifer, I.E., Touraine, R.L., Lejeune, H., Jimenez, C., Chouteau, J., Siffroi, J.P., ...
BACKGROUND: Recent data emphasized the implication of polymerase γ (POLG) CAG repeats in infertility, making it a very attractive gene for study. A comparison of POLG CAG repeats in infertile and...
Volle, E., Pochon, J.B., Lehéricy, S., Pillon, B., Dubois, B., Levy, R.
Most of the working memory (WM) tasks used in functional imaging studies are based on the principle of the delayed response in which both the storage and the response organization are present during...
Aknin-Seifer, I.E., Touraine, R.L., Lejeune, H., Jimenez, C., Chouteau, J., Siffroi, J.P., ...
BACKGROUND: Recent data emphasized the implication of polymerase γ (POLG) CAG repeats in infertility, making it a very attractive gene for study. A comparison of POLG CAG repeats in infertile and...
Structural Engineering of Microwave Antennas, Chapters 1-4 (2004)
This paper discusses computer-aided design procedures for antenna reflector structures and related components. Examples in the paper illustrate effective design improvement for structures with...
Maertens, A., Bourlet, T., Plotton, N., Pozzetto, B., Levy, R.
BACKGROUND: In France, assisted reproductive technologies involving a hepatitis C virus (HCV)‐infected man requires the cryopreservation of potentially infected semen (in order to establish the...
Volle, E., Pochon, J.B., Lehéricy, S., Pillon, B., Dubois, B., Levy, R.
Most of the working memory (WM) tasks used in functional imaging studies are based on the principle of the delayed response in which both the storage and the response organization are present during...
Lambard, S., Galeraud-Denis, I., Martin, G., Levy, R., Chocat, A., Carreau, S.
The existence of a complex population of mRNA in human sperm is well documented but their role is not yet elucidated. Using discontinuous density gradients, we have isolated high and low motile sperm...
Lambard, S., Galeraud-Denis, I., Martin, G., Levy, R., Chocat, A., Carreau, S.
The existence of a complex population of mRNA in human sperm is well documented but their role is not yet elucidated. Using discontinuous density gradients, we have isolated high and low motile sperm...
Maertens, A., Bourlet, T., Plotton, N., Pozzetto, B., Levy, R.
BACKGROUND: In France, assisted reproductive technologies involving a hepatitis C virus (HCV)-infected man requires the cryopreservation of potentially infected semen (in order to establish the...
Volle, E., Pochon, J.B., Lehéricy, S., Pillon, B., Dubois, B., Levy, R.
Most of the working memory (WM) tasks used in functional imaging studies are based on the principle of the delayed response in which both the storage and the response organization are present during...
Lambard, S., Galeraud-Denis, I., Martin, G., Levy, R., Chocat, A., Carreau, S.
The existence of a complex population of mRNA in human sperm is well documented but their role is not yet elucidated. Using discontinuous density gradients, we have isolated high and low motile sperm...
Performance management for cluster based web services (2003)
R. Levy, J. Nagarajarao, G. Pacifici, M. Spreitzer, A. Tantawi, A. Youssef
Abstract: We present an architecture and prototype implementation of a performance management system for cluster-based web services. The system supports multiple classes of web services traffic and...
Aknin-Seifer, I.E., Touraine, R.L., Lejeune, H., Laurent, J.L., Lauras, B., Levy, R.
BACKGROUND: Recent investigations emphasized a high prevalence of Y‐chromosome microdeletions in men having severely impaired spermatogenesis. Screening of these men is recommended prior to...
Changes in the misfit stresses in an Al/SiCp metal matrix composite under plastic strain (2002)
Fitzpatrick, M. E., Withers, P. J., Baczmanski, A., Hutchings, M. T., Levy, R., Ceretti, M., ...
Results are presented from neutron diffraction measurement of the strains in each phase, matrix and reinforcement, of a metal matrix composite bar before and after deformation beyond the elastic...
A Method for Computing Flows over an Ogival Body. (2002)
Eiseman,P. R., Levy,R., McDonald,H.
A method for computing three-dimensional flow over an ogival body at angle of attack is described. An approximate set of governing equations is given for viscous flows which have a primary flow...
Numerical Study of Three-Dimensional Laminar and Turbulent Flows with System Rotation. (2002)
Briley,W. R., Govindan,T. R., Levy,R., McDonald,H.
The spatial marching analysis is given for economical computation of three-dimensional viscous subsonic flows in rotating geometries. The governing equations are based on a small scalar potential...
Preclinical development of a vaccine 'against smoking' (2002)
Cerny, E. H., Levy, R., Mauel, J., Mpandi, M., Mutter, M., Henzelin-Nkubana, C., ...
Noise propagation and failure criteria for vlsi designs (2002)
V. Zolotov, D. Blaauw, S. Sirichotiyakul, M. Becer, C. Oh, A. Grinshpon, ...
Noise analysis has become a critical concern in advanced chip designs. Traditional methods suffer from two common issues. First, noise that is propagated through the driver of a net is combined with...
Pregnancy after safe IVF with hepatitis C virus RNA-positive sperm: Case report (2002)
Levy, R., Bourlet, T., Maertens, A., Salle, B., Lornage, J., Laurent, J.L., ...
In France, assisted reproductive technology (ART) for hepatitis C virus (HCV)-infected patients is now subject to strict control after the publication of recent guidelines. Infertile serodiscordant...
Transmission risk of hepatitis C virus in assisted reproductive techniques (2000)
Levy, R., Tardy, J.C., Bourlet, T., Cordonier, H., Mion, F., Lornage, J., ...
Medical assistance for procreation in a couple where one or both parents has hepatitis C viral infection (HCV) raises the issue of the transmission of the infection to the baby and/or of possible...
MOSSBAUER SPECTROSCOPY OF FERROMAGNETIC MATERIALS. (1998)
The report gives progress on two objectives: Investigation of the nature and causes of the palladium-iron giant magnetic moment by the addition of varying amounts of silver and rhodium; and the...
The Optimum Speed Limit. Revised. (1998)
In this paper, we describe an improved method of measuring the private and social benefits and costs associated with speed and give some simplified numerical examples. The examples illustrate that,...
Computation of the Tip Vortex Generation Process for Ship Propeller Blades. (1998)
Govindan,T. R., Levy,R., Shamroth,S. J.
A forward marching computation procedure has been used to compute the tip vortex generation process for ship propeller blades. Governing equations are derived through approximations to the...
Computation of Flow Around Maneuvering Submerged Bodies. (1998)
The flow around submerged bodies at different attitudes evokes considerable interest in the field of hydrodynamics. Such flow fields occur in many and varied applications. Of particular interest is...
De Jong, F. J., Govindan, T. R., Levy, R., Shamroth, S. J.
The tip vortex flow field has a significant influence on the performance a ship propeller. The ability to compute the tip vortex flow field would be valuable aid in the design of ship propellers, and...
Govindan, T. R., Levy, R., Briley, W. R., Shamroth, S. J.
The performance characteristics of a hydrodynamic propulsor are determined, to a large extent, by complex three-dimensional viscous flow in the blade rows. The ability to compute the complex flow...
Computational of Flow Around Maneuvering Submerged Bodies. (1998)
Govindan, T. R., Briley, W. R., Levy, R.
Generalized primary/secondary flow equations and a spatial-marching solution algorithm have been used to develop a procedure to compute the three-dimensional viscous flow around a submerged body in...
A method for computing three-dimensional flow over an ogival body at an angle of attack is described. An approximate set of governing equations is derived for viscous flows which have a primary flow...
Hodgkin's disease during HIV1 infection: The French Registry Experience (1993)
Andrieu, J. M., Roithmann, S., Tourani, J. M., Levy, R., Desablens, B., Maignan, C. Le, ...
Background: The first cases of Hodgkin's disease (HD) associated with HIV infection were reported in 1984. Since then, short series of seropositive patients suffering from HD have been published. In...
The Future of Work - Trends, Options, Problems (1992)
Work - its availability, quality and conditions - is a major determinant of psychic and somatic health. Health in turn is a prominent social good that tends to be unequally distributed in the...
STUDY OF PHASE COHERENCE TIMES OF CuCl (1988)
Gomes, M., Kippelen, B., HÖnerlage, B., Levy, R.
We perform time-resolved degenerate four-wave mixing measurements using a streak camera system, in order to study the dynamics of coherent biexciton states in CuCl.
STUDY OF PHASE COHERENCE TIMES OF CuCl (1988)
Gomes, M., Kippelen, B., HÖnerlage, B., Levy, R.
We perform time-resolved degenerate four-wave mixing measurements using a streak camera system, in order to study the dynamics of coherent biexciton states in CuCl.
STUDY OF PHASE COHERENCE TIMES OF CuCl (1988)
Gomes, M., Kippelen, B., HÖnerlage, B., Levy, R.
We perform time-resolved degenerate four-wave mixing measurements using a streak camera system, in order to study the dynamics of coherent biexciton states in CuCl.
RENORMALIZATION EFFECTS OF THE POLARITON DISPERSION (1983)
Tomasini, F., Bigot, J., Levy, R.
The polariton dispersion is investigated experimentally in cuprous chloride when the crystal is excited with a high intensity laser source. Renormalization effects due to two-photon absorption occur...
RENORMALIZATION EFFECTS OF THE POLARITON DISPERSION (1983)
Tomasini, F., Bigot, J., Levy, R.
The polariton dispersion is investigated experimentally in cuprous chloride when the crystal is excited with a high intensity laser source. Renormalization effects due to two-photon absorption occur...
RENORMALIZATION EFFECTS OF THE POLARITON DISPERSION (1983)
Tomasini, F., Bigot, J., Levy, R.
The polariton dispersion is investigated experimentally in cuprous chloride when the crystal is excited with a high intensity laser source. Renormalization effects due to two-photon absorption occur...
Keren-Zur, M., Levy, R., Lapidot, Y.
2′-5′ and 3′-5′ dinucleoside monophosphates containing 4-thiouridine were prepared by the thiolation of the cytosine containing compounds and purified by chromatography on a DEAE-Sephadex...
Study of static hyperfine interactions in free atoms (1972)
Dar, Y., Levy, R., Loew, R., Engelstein, P., Gerber, J., Vivien, J.P.
Study of static hyperfine interactions in free atoms (1972)
Dar, Y., Levy, R., Loew, R., Engelstein, P., Gerber, J., Vivien, J.P.
Luminescence de CuCl excitée par laser et formation de biexcitons (1970)
Bivas, A., Levy, R., Nikitine, S., Grun, J.B.
La luminescence de cristaux de CuCI a été excitée aux très basses températures par la lumière très intense d'un laser. Le processus d'excitation était d'une part l'absorption d'un seul photon...
Luminescence du sulfure de cadmium excité par laser (1970)
Levy, R., Bivas, A., Grun, J.B.
La luminescence excitonique du Sulfure de Cadmium excité par des sources intenses (lasers) a été étudiée. La raie la plus intense du spectre de luminescence obtenue dans ces conditions est la...
Luminescence de CuCl excitée par laser et formation de biexcitons (1970)
Bivas, A., Levy, R., Nikitine, S., Grun, J.B.
La luminescence de cristaux de CuCI a été excitée aux très basses températures par la lumière très intense d'un laser. Le processus d'excitation était d'une part l'absorption d'un seul photon...
Luminescence du sulfure de cadmium excité par laser (1970)
Levy, R., Bivas, A., Grun, J.B.
La luminescence excitonique du Sulfure de Cadmium excité par des sources intenses (lasers) a été étudiée. La raie la plus intense du spectre de luminescence obtenue dans ces conditions est la...
Luminescence de CuCl excitée par laser et formation de biexcitons (1970)
Bivas, A., Levy, R., Nikitine, S., Grun, J.B.
La luminescence de cristaux de CuCI a été excitée aux très basses températures par la lumière très intense d'un laser. Le processus d'excitation était d'une part l'absorption d'un seul photon...
Luminescence du sulfure de cadmium excité par laser (1970)
Levy, R., Bivas, A., Grun, J.B.
La luminescence excitonique du Sulfure de Cadmium excité par des sources intenses (lasers) a été étudiée. La raie la plus intense du spectre de luminescence obtenue dans ces conditions est la...
LUMINESCENCE EXCITÉE PAR DE GRANDES DENSITÉS DE PHOTONS (1967)
Mysyrowicz, A., Grun, J., Bivas, A., Levy, R.
Le spectre d'émission de CdS aux basses températures est étudié lorsque la lumière excitatrice est très intense (absorption d'un et de deux photons). Les raies observées correspondent à la...
LUMINESCENCE EXCITÉE PAR DE GRANDES DENSITÉS DE PHOTONS (1967)
Mysyrowicz, A., Grun, J., Bivas, A., Levy, R.
Le spectre d'émission de CdS aux basses températures est étudié lorsque la lumière excitatrice est très intense (absorption d'un et de deux photons). Les raies observées correspondent à la...
LUMINESCENCE EXCITÉE PAR DE GRANDES DENSITÉS DE PHOTONS (1967)
Mysyrowicz, A., Grun, J., Bivas, A., Levy, R.
Le spectre d'émission de CdS aux basses températures est étudié lorsque la lumière excitatrice est très intense (absorption d'un et de deux photons). Les raies observées correspondent à la...
The Motion of a Thin Liquid Film Driven by Surfactant and Gravity (0000)
TABLA DE CONTENIDO RESUMEN We investigate wave solutions of a lubrication model for surfactant-driven flow of a thin liquid film down an inclined plane. We model the flow in one...
CD18 (beta 2 leukocyte integrin) promoter requires PU.1 transcription factor for myeloid activity.
Rosmarin, A G, Caprio, D, Levy, R, Simkevich, C
Normal cellular differentiation is linked to tightly regulated gene transcription. However, the DNA elements and trans-acting factors that regulate transcription in myeloid cells are poorly defined....
Renschler, M F, Bhatt, R R, Dower, W J, Levy, R
Peptide ligands for the antigen binding site of the surface immunoglobulin receptor of a human B-cell lymphoma cell line were identified with the use of filamentous phage libraries displaying random...
Clonal evolution of a follicular lymphoma: evidence for antigen selection.
The potential role antigens play in growth stimulation or in clonal selection of follicular lymphomas is unknown. To study this issue, we sequenced the immunoglobulin heavy chain variable region...
The neural system that bridges reward and cognition in humans: An fMRI study
Pochon, J. B., Levy, R., Fossati, P., Lehericy, S., Poline, J. B., Pillon, B., ...
We test the hypothesis that motivational and cognitive processes are linked by a specific neural system to reach maximal efficiency. We studied six normal subjects performing a working memory...
Detection of Mannitol Formation by Bacteria
Chalfan, Y., Levy, R., Mateles, R. I.
A test is described by means of which formation of mannitol from fructose by lactic acid bacteria can be readily detected. The test is based on removal of interference of residual fructose by...
Korber, B T, Kunstman, K J, Patterson, B K, Furtado, M, McEvilly, M M, Levy, R, ...
Human immunodeficiency virus type 1 (HIV-1) sequences were generated from blood and from brain tissue obtained by stereotactic biopsy from six patients undergoing a diagnostic neurosurgical...
Stimulation of oxidative burst in human monocytes by lipoteichoic acids.
Levy, R, Kotb, M, Nagauker, O, Majumdar, G, Alkan, M, Ofek, I, ...
Lipoteichoic acid isolated from Streptococcus faecalis or Streptococcus pyogenes caused direct activation of the respiratory burst in human peripheral blood monocytes. This activity appears to be...
Garcia, S, Nascimento, J H, Bonfa, E, Levy, R, Oliveira, S F, Tavares, A V, ...
In this study, IgG fractions from sera of SLE patients with anti-Ro/SSA or anti-Ro/SSA and anti-La/SSB activity were tested in Langendorff preparations of adult rabbit hearts, aiming to reproduce the...
Tumor cells from a patient with B-cell lymphoma were fused with a mouse myeloma cell line. A set of heterohybridomas was thus derived, each of which represented a separate clonal derivative from the...
Studies of a human T lymphocyte antigen recognized by a monoclonal antibody.
Engleman, E G, Warnke, R, Fox, R I, Dilley, J, Benike, C J, Levy, R
A monoclonal antibody (designated L17F12) detects an antigen present on 95-100% of human peripheral T lymphocytes, the majority of thymocytes, and acute lymphocytic leukemia T cells but not B cells,...
Keren-Zur, M, Levy, R, Lapidot, Y
2'-5' and 3'-5' dinucleoside monophosphates containing 4-thiouridine were prepared by the thiolation of the cytosine containing compounds and purified by chromatography on a DEAE-Sephadex column. The...
Multiple HLA-DR antigens: detection with monoclonal antibodies and translation in vitro.
L203 and L227 are mouse monoclonal antibodies specific for human HLA-DR antigens. Their reactivity with multiple, structurally different, HLA-DR antigens was examined by using radioiodinated human...
Protective immunity against murine candidiasis elicited by Candida albicans ribosomal fractions.
Candida albicans ribosomes were prepared from mechanically disrupted cells through differential centrifugation and purification in a sucrose-ammonium sulfate solution. The ribosomes were analyzed...
TAPA-1, the target of an antiproliferative antibody, defines a new family of transmembrane proteins.
Oren, R, Takahashi, S, Doss, C, Levy, R, Levy, S
A murine monoclonal antibody was identified by its ability to induce a reversible antiproliferative effect on a human lymphoma cell line. Immunoprecipitation studies revealed that the antibody...
Heteroantibody duplexes target cells for lysis by cytotoxic T lymphocytes.
Liu, M A, Kranz, D M, Kurnick, J T, Boyle, L A, Levy, R, Eisen, H N
Antibodies to the clonally unique variable-region determinants (idiotype) of the antigen-specific alpha beta heterodimeric receptor of a clone of cytotoxic T cells (CTLs) were shown previously to...
B leukemia cells from four different patients were hybridized with a mouse myeloma cell line with polyethylene glycol as a fusing agent. The original leukemia cells all expressed immunoglobulin on...
A human thymus-leukemia antigen defined by hybridoma monoclonal antibodies.
Levy, R, Dilley, J, Fox, R I, Warnke, R
A series of mouse hybridomas producing monoclonal antibodies against human acute lymphocytic leukemia (ALL) cells was generated and screened for tumor specificity. Among 1200 primary cultures, 60...
Link, M P, Stewart, S J, Warnke, R A, Levy, R
We have examined the expression of the Leu-4 (T3) antigen on the cell surface and in the cytoplasm of blast cells from 23 patients with T cell acute lymphoblastic leukemia and T cell lymphoblastic...
Hendrickson, E. L., Kaul, R., Zhou, Y., Bovee, D., Chapman, P., Chung, J., ...
The genome sequence of the genetically tractable, mesophilic, hydrogenotrophic methanogen Methanococcus maripaludis contains 1,722 protein-coding genes in a single circular chromosome of 1,661,137...
Phospholipase A2 (PLA2) inhibitors suppressed simultaneously, in a dose-dependent manner, the activation of NADPH oxidase and the release of 3H-labelled arachidonic acid ([3H]AA) stimulated by either...
Annexin I in the cytosol of resting neutrophils was translocated to the plasma membranes upon addition of opsonized zymosan (OZ). Maximum translocation could be detected 1 min after stimulation with...
Hazan, I, Dana, R, Granot, Y, Levy, R
The role of cytosolic phospholipase A2 (cPLA2) and its mode of activation by opsonized zymosan (OZ) was studied in human neutrophils in comparison with activation by PMA. The activation of cPLA2 by 1...
Measuring client gains from staff-implemented programs.
Greene, B F, Willis, B S, Levy, R, Bailey, J S
Confidence in the adequacy with which staff implement training programs requires an analysis of the impact on the client. In two experiments, measures, were devised to reflect this impact. In the...
Academic boycotts of South Africans
Richman, Naomi, Hollander, Doris, Leigh, Nigel, Bell, David, Bailey, A, Schlicht, J, ...
CD18 (beta 2 leukocyte integrin) promoter requires PU.1 transcription factor for myeloid activity.
Rosmarin, A G, Caprio, D, Levy, R, Simkevich, C
Normal cellular differentiation is linked to tightly regulated gene transcription. However, the DNA elements and trans-acting factors that regulate transcription in myeloid cells are poorly defined....
Renschler, M F, Bhatt, R R, Dower, W J, Levy, R
Peptide ligands for the antigen binding site of the surface immunoglobulin receptor of a human B-cell lymphoma cell line were identified with the use of filamentous phage libraries displaying random...
Clonal evolution of a follicular lymphoma: evidence for antigen selection.
The potential role antigens play in growth stimulation or in clonal selection of follicular lymphomas is unknown. To study this issue, we sequenced the immunoglobulin heavy chain variable region...
The neural system that bridges reward and cognition in humans: An fMRI study
Pochon, J. B., Levy, R., Fossati, P., Lehericy, S., Poline, J. B., Pillon, B., ...
We test the hypothesis that motivational and cognitive processes are linked by a specific neural system to reach maximal efficiency. We studied six normal subjects performing a working memory...
Detection of Mannitol Formation by Bacteria
Chalfan, Y., Levy, R., Mateles, R. I.
A test is described by means of which formation of mannitol from fructose by lactic acid bacteria can be readily detected. The test is based on removal of interference of residual fructose by...
Korber, B T, Kunstman, K J, Patterson, B K, Furtado, M, McEvilly, M M, Levy, R, ...
Human immunodeficiency virus type 1 (HIV-1) sequences were generated from blood and from brain tissue obtained by stereotactic biopsy from six patients undergoing a diagnostic neurosurgical...
Stimulation of oxidative burst in human monocytes by lipoteichoic acids.
Levy, R, Kotb, M, Nagauker, O, Majumdar, G, Alkan, M, Ofek, I, ...
Lipoteichoic acid isolated from Streptococcus faecalis or Streptococcus pyogenes caused direct activation of the respiratory burst in human peripheral blood monocytes. This activity appears to be...
Garcia, S, Nascimento, J H, Bonfa, E, Levy, R, Oliveira, S F, Tavares, A V, ...
In this study, IgG fractions from sera of SLE patients with anti-Ro/SSA or anti-Ro/SSA and anti-La/SSB activity were tested in Langendorff preparations of adult rabbit hearts, aiming to reproduce the...
Tumor cells from a patient with B-cell lymphoma were fused with a mouse myeloma cell line. A set of heterohybridomas was thus derived, each of which represented a separate clonal derivative from the...
Studies of a human T lymphocyte antigen recognized by a monoclonal antibody.
Engleman, E G, Warnke, R, Fox, R I, Dilley, J, Benike, C J, Levy, R
A monoclonal antibody (designated L17F12) detects an antigen present on 95-100% of human peripheral T lymphocytes, the majority of thymocytes, and acute lymphocytic leukemia T cells but not B cells,...
Keren-Zur, M, Levy, R, Lapidot, Y
2'-5' and 3'-5' dinucleoside monophosphates containing 4-thiouridine were prepared by the thiolation of the cytosine containing compounds and purified by chromatography on a DEAE-Sephadex column. The...
Multiple HLA-DR antigens: detection with monoclonal antibodies and translation in vitro.
L203 and L227 are mouse monoclonal antibodies specific for human HLA-DR antigens. Their reactivity with multiple, structurally different, HLA-DR antigens was examined by using radioiodinated human...
Protective immunity against murine candidiasis elicited by Candida albicans ribosomal fractions.
Candida albicans ribosomes were prepared from mechanically disrupted cells through differential centrifugation and purification in a sucrose-ammonium sulfate solution. The ribosomes were analyzed...
TAPA-1, the target of an antiproliferative antibody, defines a new family of transmembrane proteins.
Oren, R, Takahashi, S, Doss, C, Levy, R, Levy, S
A murine monoclonal antibody was identified by its ability to induce a reversible antiproliferative effect on a human lymphoma cell line. Immunoprecipitation studies revealed that the antibody...
Heteroantibody duplexes target cells for lysis by cytotoxic T lymphocytes.
Liu, M A, Kranz, D M, Kurnick, J T, Boyle, L A, Levy, R, Eisen, H N
Antibodies to the clonally unique variable-region determinants (idiotype) of the antigen-specific alpha beta heterodimeric receptor of a clone of cytotoxic T cells (CTLs) were shown previously to...
B leukemia cells from four different patients were hybridized with a mouse myeloma cell line with polyethylene glycol as a fusing agent. The original leukemia cells all expressed immunoglobulin on...
A human thymus-leukemia antigen defined by hybridoma monoclonal antibodies.
Levy, R, Dilley, J, Fox, R I, Warnke, R
A series of mouse hybridomas producing monoclonal antibodies against human acute lymphocytic leukemia (ALL) cells was generated and screened for tumor specificity. Among 1200 primary cultures, 60...
Link, M P, Stewart, S J, Warnke, R A, Levy, R
We have examined the expression of the Leu-4 (T3) antigen on the cell surface and in the cytoplasm of blast cells from 23 patients with T cell acute lymphoblastic leukemia and T cell lymphoblastic...
Hendrickson, E. L., Kaul, R., Zhou, Y., Bovee, D., Chapman, P., Chung, J., ...
The genome sequence of the genetically tractable, mesophilic, hydrogenotrophic methanogen Methanococcus maripaludis contains 1,722 protein-coding genes in a single circular chromosome of 1,661,137...
Phospholipase A2 (PLA2) inhibitors suppressed simultaneously, in a dose-dependent manner, the activation of NADPH oxidase and the release of 3H-labelled arachidonic acid ([3H]AA) stimulated by either...
Annexin I in the cytosol of resting neutrophils was translocated to the plasma membranes upon addition of opsonized zymosan (OZ). Maximum translocation could be detected 1 min after stimulation with...
Hazan, I, Dana, R, Granot, Y, Levy, R
The role of cytosolic phospholipase A2 (cPLA2) and its mode of activation by opsonized zymosan (OZ) was studied in human neutrophils in comparison with activation by PMA. The activation of cPLA2 by 1...
Measuring client gains from staff-implemented programs.
Greene, B F, Willis, B S, Levy, R, Bailey, J S
Confidence in the adequacy with which staff implement training programs requires an analysis of the impact on the client. In two experiments, measures, were devised to reflect this impact. In the...
Academic boycotts of South Africans
Richman, Naomi, Hollander, Doris, Leigh, Nigel, Bell, David, Bailey, A, Schlicht, J, ...
Litwin, A., Adams, L. E., Levy, R., Cline, S., Hess, Evelyn V.
Experimental glomerulonephritis (EGN) was produced in Sprague-Dawley rats with a single intradermal injection of a renal tubular fraction called Fx1A. Presence of disease was confirmed by proteinuria...
Reactions of Psychiatric Outpatients to Teaching Interviews
In an attempt to assess some of the reactions of psychiatric outpatients attending a teaching clinic, a group of patients who received a letter warning them of the possible presence of students were...
Diversity of T-cell antigen receptor variable genes used by mycosis fungoides cells.
Bahler, D. W., Berry, G., Oksenberg, J., Warnke, R. A., Levy, R.
The expression of T-cell antigen receptor beta-chain variable genes (V beta) was evaluated in 28 cases of mycosis fungoides. A novel polymerase chain reaction (PCR) technique was used to associate...
Riesenberg, K., Schlaeffer, F., Katz, A., Levy, R.
OBJECTIVE--To investigate the effect of heparin and thrombolytic agents on superoxide generation by human neutrophils, as inhibition of superoxide production may have a role in reducing ischaemia and...
Impact of stenting on coronary angioplasty procedures
Lee, H, Densem, C, Levy, R, Bennett, D, Ray, S, Brooks, N
Objective—To compare patient selection and outcome of coronary angioplasty procedures before and after the widespread availability and use of stents. Subjects and methods—Group 1 consisted of...
Doggett, R. S., Wood, G. S., Horning, S., Levy, R., Dorfman, R. F., Bindl, J., ...
Ninety-five diffuse large cell lymphomas in 89 patients were stained in cryostat sections with a panel of monoclonal antibodies. Lymphoma cells from 47 patients (53%) expressed either kappa or lambda...
Coronary hypertonia and angina
Choquet, Y., Proulx, J., Primeau, R., Lapointe, L., Levy, R.
Coronary hypertonia was observed in a patient with unstable angina. It was possible on one occasion to reproduce the clinical picture, electrocardiographic changes, lactate production and coronary...
The Motion of a Thin Liquid Film Driven by Surfactant and Gravity
TABLA DE CONTENIDO RESUMEN We investigate wave solutions of a lubrication model for surfactant-driven flow of a thin liquid film down an inclined plane. We model the flow in one...
Apolipoprotein E: non-cognitive symptoms and cognitive decline in late onset Alzheimer's disease.
Holmes, C, Levy, R, McLoughlin, D M, Powell, J F, Lovestone, S
OBJECTIVES: To determine the association between the epsilon2 and epsilon4 alleles of apolipoprotein E (ApoE) and independent measures of cognitive decline and non-cognitive symptomatology in late...
Swash, M, Brooks, D N, Day, N E, Frith, C D, Levy, R, Warlow, C P
Recent advances in Alzheimer's disease imply a need for adequate clinical trials of new treatments which require careful design. The disorder is progressive and shows clinical heterogeneity. While...
A study of regional cerebral blood flow and cognitive performance in Alzheimer's disease.
O'Brien, J T, Eagger, S, Syed, G M, Sahakian, B J, Levy, R
Thirty five patients with dementia of the Alzheimer type (DAT) and 35 controls matched for age, sex and handedness were investigated using single photon emission computer tomography (SPECT) with 99m...
Prolactin cell autoantibodies and Alzheimer's disease.
Philpot, M, Colgan, J, Levy, R, Holland, A, Mirakian, R, Richardson, C A, ...
A double-blind, placebo controlled trial of high-dose lecithin in Alzheimer's disease.
Little, A, Levy, R, Chuaqui-Kidd, P, Hand, D
The first long-term double-blind placebo controlled trial of high dose lecithin in senile dementia of the Alzheimer type is reported. Fifty one subjects were given 20-25 g/day of purified soya...
The investigation of Alzheimer's disease with single photon emission tomography.
Burns, A, Philpot, M P, Costa, D C, Ell, P J, Levy, R
Twenty patients satisfying standard clinical criteria for Alzheimer's disease (AD) and six age-matched normal controls were studied using 99mTc hexamethyl-propyleneamine oxime and single photon...
Familial psychiatric presentation of Huntington's disease.
Lovestone, S, Hodgson, S, Sham, P, Differ, A M, Levy, R
Symptoms of schizophrenia may be encountered in Huntington's disease (HD) but usually when the full clinical syndrome is apparent; prechoreic psychosis is relatively uncommon. We describe a family...
Myositis associated graft-versus-host-disease presenting as respiratory muscle weakness
Stephenson, A, Mackenzie, I, Levy, R, Road, J
Myositis associated with graft-versus-host-disease (GVHD) typically presents with proximal muscle weakness, myalgias, and a raised creatinine phosphokinase (CPK) level. We report a case of a 51 year...
Clinical and genetic studies of Birt-Hogg-Dubé syndrome
Khoo, S, Giraud, S, Kahnoski, K, Chen, J, Motorna, O, Nickolov, R, ...
Birt-Hogg-Dubé syndrome (BHD) is an autosomal dominant cancer syndrome characterised by benign skin tumours, renal tumours, and spontaneous pneumothorax. The gene has been mapped to chromosome...
The development of pulmonary hypertension is a poor prognostic sign in patients with chronic obstructive pulmonary disease (COPD), affecting both mortality and quality of life. Although pulmonary...
Burgess, M, Densem, C, Brooks, N, Levy, R, Lee, H
Aspirin is a widely used drug and perceived by most physicians to be inexpensive. High rates of concurrent gastroprotective agents are reported from a study of cardiology outpatients. Aspirin takers...
Unusual cause of pseudomonal infection.
Levy, R., Hindley, D. T., Burman, R., Haider, S. A., Blease, J.
McCormick, A. A., Reddy, S., Reinl, S. J., Cameron, T. I., Czerwinkski, D. K., Vojdani, F., ...
Plant-made vaccines have been the subject of intense interest because they can be produced economically in large scale without the use of animal-derived components. Plant-made therapeutic vaccines...