J. Aguilar

Publication List Details

Period

1962 - 2007

Number

49

Co-Authors

Studies of a full-scale mechanical prototype line for the ANTARES neutrino telescope and tests of a prototype instrument for deep-sea acoustic measurements (2007)

AGERON, M, AGUILAR, J, ALBERT, A, AMELI, F, ANGHINOLFI, M, ANTON, G, ...

full-scale mechanical prototype line was deployed to a depth of 2500 m to test the leak tightness of the electronics containers and the pressure-resistant properties of an electromechanical cable...

Estudio del comportamiento de materiales cerámicos expuestos a un campo de microondas (2005)

I. Gómez, J. Aguilar

Estudio del comportamiento de materiales cerámicos expuestos a un campo de microondas

ANOMALIES OF THE SPECIFIC HEAT OF TRIGLYCINE SULFATE. (1998)

Aguilar, J., Tello, M. J.

First author is with Catedra de Termologiya, Facultad de Ciencias, Madrid, Spain; second author is with Institute of Modern Sciences, Puerto Rico.

Free energy and vibrational entropy difference between ordered and disordered Ni3Al (1998)

Ravelo, R., Aguilar, J., Baskes, M., Angelo, J. E., Fultz, B., Holian, Brad Lee

We have calculated free energy and vibrational entropy differences in Ni3Al between its equilibrium ordered structure and a disordered fcc solid solution. The free energy and entropy differences were...

glc locus of Escherichia coli: characterization of genes encoding the subunits of glycolate oxidase and the glc regulator protein.

Pellicer, M T, Badía, J, Aguilar, J, Baldomà, L

The locus glc (min 64.5), associated with the glycolate utilization trait in Escherichia coli, is known to contain glcB, encoding malate synthase G, and the gene(s) needed for glycolate oxidase...

Differential inactivation of alcohol dehydrogenase isoenzymes in Zymomonas mobilis by oxygen.

Tamarit, J, Cabiscol, E, Aguilar, J, Ros, J

Zymomonas mobilis is endowed with two isoenzymes of fermentative alcohol dehydrogenase, a zinc-containing enzyme (ADH I) and an iron-containing enzyme (ADH II). The activity of ADH I remains fully...

Efficient biodegradation of high-molecular-weight polyethylene glycols by pure cultures of Pseudomonas stutzeri.

Obradors, N, Aguilar, J

Biodegradation of polyethylene glycols (PEGs) of up to 13,000 to 14,000 molecular weight has been shown to be performed by a river water bacterial isolate (strain JA1001) identified as Pseudomonas...

Sequencing and characterization of a gene cluster encoding the enzymes for L-rhamnose metabolism in Escherichia coli.

Moralejo, P, Egan, S M, Hidalgo, E, Aguilar, J

The sequencing of the EcoRI-HindIII fragment complementing mutations in the structural genes of the L-rhamnose regulon of Escherichia coli has permitted identification of the open reading frames...

L-lyxose metabolism employs the L-rhamnose pathway in mutant cells of Escherichia coli adapted to grow on L-lyxose.

Badia, J, Gimenez, R, Baldomá, L, Barnes, E, Fessner, W D, Aguilar, J

Escherichia coli cannot grow on L-lyxose, a pentose analog of the 6-deoxyhexose L-rhamnose, which supports the growth of this and other enteric bacteria. L-Rhamnose is metabolized in E. coli by a...

Molecular cloning and DNA sequencing of the Escherichia coli K-12 ald gene encoding aldehyde dehydrogenase.

Hidalgo, E, Chen, Y M, Lin, E C, Aguilar, J

The gene ald, encoding aldehyde dehydrogenase, has been cloned from a genomic library of Escherichia coli K-12 constructed with plasmid pBR322 by complementing an aldehyde dehydrogenase-deficient...

Metabolism of L-fucose and L-rhamnose in Escherichia coli: aerobic-anaerobic regulation of L-lactaldehyde dissimilation.

Baldomà, L, Aguilar, J

L-Lactaldehyde is a branching point in the metabolic pathway of L-fucose and L-rhamnose utilization. Under aerobic conditions, L-lactaldehyde is oxidized to L-lactate by the enzyme lactaldehyde...

Anaerobic metabolism of the L-rhamnose fermentation product 1,2-propanediol in Salmonella typhimurium.

Obradors, N, Badía, J, Baldomà, L, Aguilar, J

When grown anaerobically on L-rhamnose, Salmonella typhimurium excreted 1,2-propanediol as a fermentation product. Upon exhaustion of the methyl pentose, 1,2-propanediol was recaptured and further...

Aerobic excretion of 1,2-propanediol by Salmonella typhimurium.

Baldoma, L, Badia, J, Obradors, N, Aguilar, J

Salmonella typhimurium excreted the rhamnose fermentation product 1,2-propanediol not only under anaerobic conditions, but also under aerobic conditions. The absence of an aldehyde dehydrogenase...

Oxygen regulation of L-1,2-propanediol oxidoreductase activity in Escherichia coli.

Cabiscol, E, Hidalgo, E, Badía, J, Baldomá, L, Ros, J, Aguilar, J

Regardless of the respiratory conditions of the culture, Escherichia coli synthesizes an active propanediol oxidoreductase. Under anaerobic conditions, the enzyme remained fully active and...

Fermentation mechanism of fucose and rhamnose in Salmonella typhimurium and Klebsiella pneumoniae.

Badía, J, Ros, J, Aguilar, J

An equimolar amount of 1,2-propanediol was detected in the medium when Salmonella typhimurium or Klebsiella pneumoniae fermented L-fucose or L-rhamnose. These metabolic conditions induced a...

Metabolism of L-fucose and L-rhamnose in Escherichia coli: differences in induction of propanediol oxidoreductase.

Boronat, A, Aguilar, J

Escherichia coli is capable of growing on L-fucose or L-rhamnose as a sole source of carbon and energy. When grown under anaerobic conditions on either sugar, a nicotinamide adenine...

Rhamnose-induced propanediol oxidoreductase in Escherichia coli: purification, properties, and comparison with the fucose-induced enzyme.

Boronat, A, Aguilar, J

Escherichia coli are capable of growing anaerobically on L-rhamnose as a sole source of carbon and energy and without any exogenous hydrogen acceptor. When grown under such condition, synthesis of a...

Experimental evolution of a metabolic pathway for ethylene glycol utilization by Escherichia coli.

Boronat, A, Caballero, E, Aguilar, J

Spontaneous mutants of Escherichia coli able to grow on ethylene glycol as a sole source of carbon and energy were obtained from mutants that could grow on propylene glycol. Attempts to obtain...

Evolution of propanediol utilization in Escherichia coli: mutant with improved substrate-scavenging power.

Hacking, A J, Aguilar, J, Lin, E C

Wild-type strains of Escherichia coli are unable to use L-1,2-propanediol as a carbon and energy source. A series of mutants, able to grow on this compound at progressively faster rates, had been...

Evolution of l-1,2-Propanediol Catabolism in Escherichia coli by Recruitment of Enzymes for l-Fucose and l-Lactate Metabolism

Cocks, G. T., Aguilar, J., Lin, E. C. C.

A mutant strain of Escherichia coli capable of growth on l-1,2-propanediol was isolated previously. The mutant is characterized by constitutive production of a propanediol:nicotinamide adenenine...

Propanediol oxidoreductases of Escherichia coli, Klebsiella pneumoniae and Salmonella typhimurium. Aspects of interspecies structural and regulatory differentiation.

Ros, J, Aguilar, J

The enzyme propanediol oxidoreductase, which converts the lactaldehyde formed in the metabolism of fucose and rhamnose into propane-1,2-diol under anaerobic conditions, was investigated in...

Biochemical characterization of the 2-ketoacid reductases encoded by ycdW and yiaE genes in Escherichia coli.

Nuñez, M F, Pellicer, M T, Badia, J, Aguilar, J, Baldoma, L

Glyoxylate is an important intermediate of the central microbial metabolism formed from acetate, allantoin or glycolate. Depending on the physiological conditions, glyoxylate is incorporated into the...

glc locus of Escherichia coli: characterization of genes encoding the subunits of glycolate oxidase and the glc regulator protein.

Pellicer, M T, Badía, J, Aguilar, J, Baldomà, L

The locus glc (min 64.5), associated with the glycolate utilization trait in Escherichia coli, is known to contain glcB, encoding malate synthase G, and the gene(s) needed for glycolate oxidase...

Differential inactivation of alcohol dehydrogenase isoenzymes in Zymomonas mobilis by oxygen.

Tamarit, J, Cabiscol, E, Aguilar, J, Ros, J

Zymomonas mobilis is endowed with two isoenzymes of fermentative alcohol dehydrogenase, a zinc-containing enzyme (ADH I) and an iron-containing enzyme (ADH II). The activity of ADH I remains fully...

Efficient biodegradation of high-molecular-weight polyethylene glycols by pure cultures of Pseudomonas stutzeri.

Obradors, N, Aguilar, J

Biodegradation of polyethylene glycols (PEGs) of up to 13,000 to 14,000 molecular weight has been shown to be performed by a river water bacterial isolate (strain JA1001) identified as Pseudomonas...

Sequencing and characterization of a gene cluster encoding the enzymes for L-rhamnose metabolism in Escherichia coli.

Moralejo, P, Egan, S M, Hidalgo, E, Aguilar, J

The sequencing of the EcoRI-HindIII fragment complementing mutations in the structural genes of the L-rhamnose regulon of Escherichia coli has permitted identification of the open reading frames...

L-lyxose metabolism employs the L-rhamnose pathway in mutant cells of Escherichia coli adapted to grow on L-lyxose.

Badia, J, Gimenez, R, Baldomá, L, Barnes, E, Fessner, W D, Aguilar, J

Escherichia coli cannot grow on L-lyxose, a pentose analog of the 6-deoxyhexose L-rhamnose, which supports the growth of this and other enteric bacteria. L-Rhamnose is metabolized in E. coli by a...

Molecular cloning and DNA sequencing of the Escherichia coli K-12 ald gene encoding aldehyde dehydrogenase.

Hidalgo, E, Chen, Y M, Lin, E C, Aguilar, J

The gene ald, encoding aldehyde dehydrogenase, has been cloned from a genomic library of Escherichia coli K-12 constructed with plasmid pBR322 by complementing an aldehyde dehydrogenase-deficient...

Metabolism of L-fucose and L-rhamnose in Escherichia coli: aerobic-anaerobic regulation of L-lactaldehyde dissimilation.

Baldomà, L, Aguilar, J

L-Lactaldehyde is a branching point in the metabolic pathway of L-fucose and L-rhamnose utilization. Under aerobic conditions, L-lactaldehyde is oxidized to L-lactate by the enzyme lactaldehyde...

Anaerobic metabolism of the L-rhamnose fermentation product 1,2-propanediol in Salmonella typhimurium.

Obradors, N, Badía, J, Baldomà, L, Aguilar, J

When grown anaerobically on L-rhamnose, Salmonella typhimurium excreted 1,2-propanediol as a fermentation product. Upon exhaustion of the methyl pentose, 1,2-propanediol was recaptured and further...

Aerobic excretion of 1,2-propanediol by Salmonella typhimurium.

Baldoma, L, Badia, J, Obradors, N, Aguilar, J

Salmonella typhimurium excreted the rhamnose fermentation product 1,2-propanediol not only under anaerobic conditions, but also under aerobic conditions. The absence of an aldehyde dehydrogenase...

Oxygen regulation of L-1,2-propanediol oxidoreductase activity in Escherichia coli.

Cabiscol, E, Hidalgo, E, Badía, J, Baldomá, L, Ros, J, Aguilar, J

Regardless of the respiratory conditions of the culture, Escherichia coli synthesizes an active propanediol oxidoreductase. Under anaerobic conditions, the enzyme remained fully active and...

Fermentation mechanism of fucose and rhamnose in Salmonella typhimurium and Klebsiella pneumoniae.

Badía, J, Ros, J, Aguilar, J

An equimolar amount of 1,2-propanediol was detected in the medium when Salmonella typhimurium or Klebsiella pneumoniae fermented L-fucose or L-rhamnose. These metabolic conditions induced a...

Metabolism of L-fucose and L-rhamnose in Escherichia coli: differences in induction of propanediol oxidoreductase.

Boronat, A, Aguilar, J

Escherichia coli is capable of growing on L-fucose or L-rhamnose as a sole source of carbon and energy. When grown under anaerobic conditions on either sugar, a nicotinamide adenine...

Rhamnose-induced propanediol oxidoreductase in Escherichia coli: purification, properties, and comparison with the fucose-induced enzyme.

Boronat, A, Aguilar, J

Escherichia coli are capable of growing anaerobically on L-rhamnose as a sole source of carbon and energy and without any exogenous hydrogen acceptor. When grown under such condition, synthesis of a...

Experimental evolution of a metabolic pathway for ethylene glycol utilization by Escherichia coli.

Boronat, A, Caballero, E, Aguilar, J

Spontaneous mutants of Escherichia coli able to grow on ethylene glycol as a sole source of carbon and energy were obtained from mutants that could grow on propylene glycol. Attempts to obtain...

Evolution of propanediol utilization in Escherichia coli: mutant with improved substrate-scavenging power.

Hacking, A J, Aguilar, J, Lin, E C

Wild-type strains of Escherichia coli are unable to use L-1,2-propanediol as a carbon and energy source. A series of mutants, able to grow on this compound at progressively faster rates, had been...

Evolution of l-1,2-Propanediol Catabolism in Escherichia coli by Recruitment of Enzymes for l-Fucose and l-Lactate Metabolism

Cocks, G. T., Aguilar, J., Lin, E. C. C.

A mutant strain of Escherichia coli capable of growth on l-1,2-propanediol was isolated previously. The mutant is characterized by constitutive production of a propanediol:nicotinamide adenenine...

Propanediol oxidoreductases of Escherichia coli, Klebsiella pneumoniae and Salmonella typhimurium. Aspects of interspecies structural and regulatory differentiation.

Ros, J, Aguilar, J

The enzyme propanediol oxidoreductase, which converts the lactaldehyde formed in the metabolism of fucose and rhamnose into propane-1,2-diol under anaerobic conditions, was investigated in...

Biochemical characterization of the 2-ketoacid reductases encoded by ycdW and yiaE genes in Escherichia coli.

Nuñez, M F, Pellicer, M T, Badia, J, Aguilar, J, Baldoma, L

Glyoxylate is an important intermediate of the central microbial metabolism formed from acetate, allantoin or glycolate. Depending on the physiological conditions, glyoxylate is incorporated into the...

Changes in brain striatum dopamine and acetylcholine receptors induced by chronic CDP-choline treatment of aging mice.

Giménez, R., Raïch, J., Aguilar, J.

1. Spiroperidol binding (dopamine D2 receptors) and quinuclidinyl benzilate binding (muscarinic receptors) in striata of 19-month old mice was analyzed for animals that had received chronic...

Tactile responses of hindpaw, forepaw and whisker neurons in the thalamic ventrobasal complex of anesthetized rats

Aguilar, J, Morales-Botello, M L, Foffani, G

The majority of studies investigating responses of thalamocortical neurons to tactile stimuli have focused on the whisker representation of the rat thalamus: the ventral–posterior–medial nucleus...