J. Iglesias

Details der Publikationsliste

Zeitraum

1988 - 2009

Anzahl

48

Co-Autoren

STABILITY MODULUS SINGULAR SETS (2009)

J. Iglesias, A. Portela, A. Rovella

Abstract. A new concept of stability, closely related to that of structural stability, is introduced and applied to the study of C r endomorphisms with singularities. A map that is stable in this...

C 1 STABLE MAPS: EXAMPLES WITHOUT SADDLES. (2009)

J. Iglesias, A. Portela, A. Rovella

Abstract. We give here the first examples of C 1 structurally stable maps in manifolds of dimension greater than one that are not diffeomorphisms nor expanding. It is shown that an Axiom A...

Mid-infrared spectra of binary asteroids with Spitzer/IRS (2008)

Marchis, F., Emery, J.P., Iglesias, J., Pollock, J., Mueller, M, Harris, A.W., ...

To date, 162 asteroids are known to be binary or multiple systems. Insights, such as the size and shape of their components, the nature of their surface, their bulk density are the key to...

STRUCTURALLY STABLE PERTURBATIONS OF POLYNOMIALS IN THE RIEMANN SPHERE (2008)

J. Iglesias, A. Portela, A. Rovella

Abstract. The perturbations of complex polynomials of one variable are considered in a wider class than the holomorphic one. It is proved that under certain conditions on a polynomial p of the plane,...

NO2 climatology in the northern subtropical region: diurnal, seasonal and interannual variability (2008)

Gil, M., Yela, M., Gunn, L. N., Richter, A., Alonso, I., Chipperfield, M. P., ...

Daily NO2 vertical column density (VCD) has been routinely measured by zenith sky spectroscopy at the subtropical station of Izaña (28° N, 16° W) since 1993 in the framework of the Network for the...

NO2 climatology in the northern subtropical region: diurnal, seasonal and interannual variability (2008)

Gil, M., Yela, M., Gunn, L. N., Richter, A., Alonso, I., Chipperfield, M. P., ...

Daily NO2 vertical column density (VCD) has been routinely measured by zenith sky spectroscopy at the subtropical station of Izaña (28° N, 16° W) since 1993 in the framework of the Network for the...

NO<sub>2</sub> climatology in the northern subtropical region: diurnal, seasonal and interannual variability (2008)

M. Gil, M. Yela, L. N. Gunn, A. Richter, I. Alonso, M. P. Chipperfield, ...

Daily NO<sub>2</sub> vertical column density (VCD) has been routinely measured by zenith sky spectroscopy at the subtropical station of Izaña (28° N, 16° W) since 1993 in the...

NO2 climatology in the northern subtropical region: diurnal, seasonal and interannual variability (2008)

M. Gil, M. Yela, L. N. Gunn, A. Richter, I. Alonso, M. P. Chipperfield, ...

Daily NO2 vertical column density (VCD) has been routinely measured by zenith sky spectroscopy at the subtropical station of Izaña (28° N, 16° W) since 1993 in the framework of the Network...

NO2 climatology in the northern subtropical region: diurnal, seasonal and interannual variability (2008)

M. Gil, M. Yela, L. N. Gunn, A. Richter, I. Alonso, M. P. Chipperfield, ...

Daily NO2 vertical column density (VCD) has been routinely measured by zenith sky spectroscopy at the subtropical station of Izaña (28° N, 16° W) since 1993 in the framework of the Network...

NO2 climatology in the northern subtropical region: diurnal, seasonal and interannual variability (2007)

Gil, M., Yela, M., Gunn, L. N., Richter, A., Alonso, I., Chipperfield, M. P., ...

Daily NO2 vertical column density (VCD) has been routinely measured by zenith sky spectroscopy at the subtropical station of Izaña (28° N, 16° W) since 1993 in the framework of the Network for the...

NO2 climatology in the northern subtropical region: diurnal, seasonal and interannual variability (2007)

Gil, M., Yela, M., Gunn, L. N., Richter, A., Alonso, I., Chipperfield, M. P., ...

Daily NO2 vertical column density (VCD) has been routinely measured by zenith sky spectroscopy at the subtropical station of Izaña (28° N, 16° W) since 1993 in the framework of the Network for the...

NO2 climatology in the northern subtropical region: diurnal, seasonal and interannual variability (2007)

M. Gil, M. Yela, L. N. Gunn, A. Richter, I. Alonso, M. P. Chipperfield, ...

Daily NO2 vertical column density (VCD) has been routinely measured by zenith sky spectroscopy at the subtropical station of Izaña (28° N, 16° W) since 1993 in the framework of the...

Dielectric Measurements on High-Temperature Materials (2006)

Westphal, W. B., Iglesias, J.

Measuring techniques and calculation procedures for complex dielectric constants are extended to temperature ranges 4 to 2000 degree K, and frequency C.008 Hz to 90 GHz. BN, Si02, sapphire, and...

Application of different external tagging methods to "Octopus vulgaris" Cuvier, 1797, with special reference to T-bar anchor tags and Petersen disks (2006)

Fuentes, Lidia, Otero, J. J., Moxica, C., Sánchez, F. J., Iglesias, J.

En este trabajo se presentan datos de persistencia y efectos provocados por una gran variedad de estilos de marcas (loops, marcas de conejos, cinchas, cintas plásticas flexibles, lancetas, discos de...

SUPPLEMENTARY DIELECTRIC-CONSTANT AND LOSS MEASUREMENTS ON HIGH- TEMPERATURE MATERIALS (2005)

Iglesias, J., Westphal, W. B.

This is a summary report on dielectric constant and loss measurements made in this laboratory after 1958, excepting high- dielectric-constant materials. The emphasis is on high-temperature materials...

Dielectric Spectroscopy of High-Temperature Materials (2005)

Westphal, W. B., Iglesias, J.

Measuring techniques for extending dielectric-constant and loss measurements to liquid-nitrogen temperature at 10 MHz, to 2000C at 100 MHz, and to 1600C at 90 GHz are discussed. High-temperature...

Métodos de transporte de paralarvas y adultos de pulpo Octopus vulgaris Cuvier, 1797 (2005)

Fuentes, L., Iglesias, J., Sánchez, F. J., Otero, J. J., Moxica, C.

In order to exchange live samples of the octopus Octopus vulgaris Cuvier, 1797 among research laboratories or companies, two techniques of transportation were developed: the first one for paralarvae,...

Gemcitabine, dexamethasone and cisplatin is an active and non-toxic chemotherapy regimen in relapsed or refractory Hodgkin's disease: a phase II study by the National Cancer Institute of Canada Clinical Trials Group (2003)

Baetz, T., Belch, A., Couban, S., Imrie, K., Yau, J., Myers, R., ...

Background: Gemcitabine (difluorodeoxycytidine) is active as a single agent in Hodgkin’s disease and has been used successfully in combination with cisplatin to treat a variety of solid tumors....

Susceptibility of the eggs of the field slug Deroceras reticulatum to contact with pesticides and substances of biological origin on artificial soil (2002)

Iglesias, J., Castillejo, J., Ester, A., Castro, R., Lombardia, M.J.

The toxicity of 14 substances, including a number of pesticides, to the eggs of the pest slug Deroceras reticulatum was determined in laboratory experiments. Eggs were kept in contact with a...

DISTRIBUTION OF ARION HORTENSIS S.S. AND ARION DISTINCTUS IN NORTHERN SWITZERLAND (2001)

IGLESIAS, J., SPEISER, B.

The distribution of the sibling slug species Arion hortensis s.s. and Arion distinctus in Northern Switzerland is described. In the sampled area, both species were almost equally abundant and their...

SUSCEPTIBILITY OF THE EGGS OF THE PEST SLUG DEROCERAS RETICULATUM TO CONTACT WITH METAL SALTS (2000)

IGLESIAS, J., CASTILLEJO, J., PARAMA, R., MASCATO, R., LOMBARDIA, M.J.

Laboratory research is reported in which eggs of the pest slug Deroceras reticulatum were incubated on filter paper moistened with solutions of cupric sulphate, aluminium sulphate, ferric chloride...

FIELD OBSERVATIONS ON FEEDING OF THE LAND SNAIL HELIX ASPERSA MULLER (1999)

IGLESIAS, J., CASTILLEJO, J.

Feeding of the land snail Helix aspersa (Müller) was observed at monthly intervals. Three natural populations in Galicia (NW-Spain) were studied. At two sites only a few plants constituted the bulk...

Phase II study of first-line LY231514 (multi-targeted antifolate) in patients with locally advanced or metastatic colorectal cancer: An NCIC Clinical Trials Group study (1999)

Cripps, C., Burnell, M., Jolivet, J., Batist, G., Lofters, W., Dancey, J., ...

Background: Metastatic colon cancer is difficult to treat with treatment being palliative and with little effect on survival. This trial has evaluated the effects of LY231514 (Multitargeted...

ANNUAL ACTIVITY CYCLES OF THE LAND SNAIL HELIX ASPERSA MULLER IN NATURAL POPULATIONS IN NORTH-WESTERN SPAIN (1996)

IGLESIAS, J., SANTOS, M., CASTILLEJO, J.

Activity and inactivity (dormancy) periods of the land snail Helix aspena MÜller were monitored at monthly intervals during two years in two natural populations in Galicia (NW-Spain), one m an area...

Feeding behaviour of the mussel, Mytilus edulis : responses to variations in quantity and organic content of the seston (1993)

BAYNE, B., IGLESIAS, J., HAWKINS, A., NAVARRO, E, HERAL, Maurice, DESLOUS-PAOLI, Jean-Marc

Mussels were fed four concentrations of seston (between 0•99 and 10•3mgtotalseston P), comprising three levels of organic content (71•9, 63•6 and 40•8%), made up from natural silt and two...

Simulation of a multineuron interaction model (1992)

Arenzon, J., Iglesias, J., Penna, T.

We simulate the dynamics of a multineuron model (RS model) with an energy function given by the product between the squared distances in phase space between the state of the net and the stored...

Simulation of a multineuron interaction model (1992)

Arenzon, J., Iglesias, J., Penna, T.

We simulate the dynamics of a multineuron model (RS model) with an energy function given by the product between the squared distances in phase space between the state of the net and the stored...

Simulation of a multineuron interaction model (1992)

Arenzon, J., Iglesias, J., Penna, T.

We simulate the dynamics of a multineuron model (RS model) with an energy function given by the product between the squared distances in phase space between the state of the net and the stored...

FINITE TEMPERATURE PROPERTIES OF THE ANDERSON LATTICE (1988)

Brunet, L., Ribeiro-Teixeira, R., Iglesias, J.

Within an approximate diagrammatic solution the density of states of the Anderson Lattice exhibits Abrikosov-Suhl peaks and a gap near the Fermi level that decrease as a function of the temperature....

FINITE TEMPERATURE PROPERTIES OF THE ANDERSON LATTICE (1988)

Brunet, L., Ribeiro-Teixeira, R., Iglesias, J.

Within an approximate diagrammatic solution the density of states of the Anderson Lattice exhibits Abrikosov-Suhl peaks and a gap near the Fermi level that decrease as a function of the temperature....

FINITE TEMPERATURE PROPERTIES OF THE ANDERSON LATTICE (1988)

Brunet, L., Ribeiro-Teixeira, R., Iglesias, J.

Within an approximate diagrammatic solution the density of states of the Anderson Lattice exhibits Abrikosov-Suhl peaks and a gap near the Fermi level that decrease as a function of the temperature....

Regulation of hepatic cholesterol biosynthesis. Effects of a cytochrome P-450 inhibitor on the formation and metabolism of oxygenated sterol products of lanosterol.

Iglesias, J, Gibbons, G F

The involvement of oxygenated cholesterol precursors in the regulation of 3-hydroxy-3-methylglutaryl-CoA (HMG-CoA) reductase activity was studied by examining the effect of ketoconazole on the...

Regulation of mevalonate 5-pyrophosphate decarboxylase in isolated cells from chick intestinal epithelium.

Iglesias, J, Gonzalez-Pacanowska, D, Marco, C, Garcia-Peregrin, E

The present studies were undertaken to determine whether mevalonate 5-pyrophosphate decarboxylase (EC 4.1.1.33) is subject to physiological regulation in the intestinal mucosa. Activity was...

Regulation of hepatic cholesterol biosynthesis. Effects of a cytochrome P-450 inhibitor on the formation and metabolism of oxygenated sterol products of lanosterol.

Iglesias, J, Gibbons, G F

The involvement of oxygenated cholesterol precursors in the regulation of 3-hydroxy-3-methylglutaryl-CoA (HMG-CoA) reductase activity was studied by examining the effect of ketoconazole on the...

Regulation of mevalonate 5-pyrophosphate decarboxylase in isolated cells from chick intestinal epithelium.

Iglesias, J, Gonzalez-Pacanowska, D, Marco, C, Garcia-Peregrin, E

The present studies were undertaken to determine whether mevalonate 5-pyrophosphate decarboxylase (EC 4.1.1.33) is subject to physiological regulation in the intestinal mucosa. Activity was...

Alterations in interleukin secretion (IL-2 and IL-4) by CD4 and CD4 CD45RO cells from common variable immunodeficiency (CVI) patients.

Ferrer, J M, Iglesias, J, Hernández, M, Matamoros, N

The failure of B cells from CVI patients to secrete normal amounts of antibodies has been attributed either to an intrinsic B cell defect or to a lack of cooperation from T cells. In an attempt to...

CD95 expression and function on lymphocyte subpopulations in common variable immunodeficiency (CVID); related to increased apoptosis

IGLESIAS, J, MATAMOROS, N, RAGA, S, FERRER, JM, MILA, J

Apoptosis is now recognized as a central process of development and disease, and it has been proposed as one of the mechanisms that may account for the lymphopenia seen in some diseases. In this...

Enhanced neutrophil response in chronic obstructive pulmonary disease

Noguera, A, Batle, S, Miralles, C, Iglesias, J, Busquets, X, MacNee, W, ...

BACKGROUND—Neutrophils are likely to play a major role in the inflammatory response seen in chronic obstructive pulmonary disease (COPD). This study sought to address the hypothesis that an...