Now showing items 1-20 of 161

    • Improving the short‑term efficiency of rock phosphate‑based fertilizers in pastures by using edaphic biostimulants 

      Fernández, L.; Baigorri, R.; Urrutia, O.; Erro, J.; Aparicio Tejo, Pedro María Upna; Yvin, J. C.; García Mina, José M. (Springer, 2016)   Artículo / Artikulua  OpenAccess
      Background: The use of reactive rock phosphate (RP) in acidic soils as a phosphate (P) source for pastures and crops presents attractive economic advantages with respect to soluble phosphate. However, some studies have ...
    • Noncontiguous operon is a genetic organization for coordinating bacterial gene expression 

      Sáenz Lahoya, S.; Bitarte, Nerea Upna; Garcia, B.; Burgui Erice, Saioa Upna; Vergara Irigaray, Marta Upna; Valle Turrillas, Jaione Upna; Solano Goñi, Cristina Upna; Toledo Arana, Alejandro Upna; Lasa Uzcudun, Íñigo Upna (National Academy of Sciences, 2019)   Artículo / Artikulua  OpenAccess
      Bacterial genes are typically grouped into operons defined as clusters of adjacent genes encoding for proteins that fill related roles and are transcribed into a single polycistronic mRNA molecule. This simple organization ...
    • Plastidial phosphoglucose isomerase is an important determinant of seed yield through its involvement in gibberellin-mediated reproductive development and storage reserve biosynthesis in arabidopsis 

      Bahaji, Abdellatif Upna; Almagro Zabalza, Goizeder Upna; Ezquer, Ignacio; Gámez Arcas, Samuel Upna; Sánchez López, Ángela María; Muñoz Pérez, Francisco José Upna; Barrio, Ramón José; Sampedro, M. Carmen; Diego, Nuria de; Spíchal, Lukás; Dolezal, Karel; Tarkowská, Danuse; Caporali, Elisabetta; Mendes, Marta Adelina; Baroja Fernández, Edurne Upna; Pozueta Romero, Javier Upna (American Society of Plant Biologists, 2018)   Artículo / Artikulua  OpenAccess
      The plastid-localized phosphoglucose isomerase isoform PGI1 is an important determinant of growth in Arabidopsis thaliana, likely due to its involvement in the biosynthesis of plastidial isoprenoid-derived hormones. Here, ...
    • Molecular signature of aluminum hydroxide adjuvant in ovine PBMCs by integrated mRNA and microRNA transcriptome sequencing 

      Varela Martínez, Endika; Abendaño, Naiara; Asín, Javier; Sistiaga Poveda, Maialen; Pérez, Marta María; Reina Arias, Ramsés Upna; Andrés Cara, Damián de Upna; Luján, Lluís; Jugo, Begoña M. (Frontiers Media, 2018)   Artículo / Artikulua  OpenAccess
      There have been few in vivo studies on the effect of aluminum hydroxide adjuvant and its influence on the immune response to vaccination. In this study, lambs received a parallel subcutaneous treatment with either commercial ...
    • Expression analysis of lung miRNAs responding to ovine VM virus infection by RNA-seq 

      Bilbao Arribas, Martin; Abendaño, Naiara; Varela Martínez, Endika; Reina Arias, Ramsés Upna; Andrés Cara, Damián de Upna; Jugo, Begoña M. (BioMed Central, 2019)   Artículo / Artikulua  OpenAccess
      Background: MicroRNAs (miRNAs) are short endogenous, single-stranded, noncoding small RNA molecules of approximately 22 nucleotides in length. They regulate gene expression posttranscriptionally by silencing mRNA expression, ...
    • Proteomics analysis reveals non-controlled activation of photosynthesis and protein synthesis in a rice npp1 mutant under high temperature and elevated CO2 conditions 

      Inomata, Takuya; Baslam, Marouane Upna; Masui, Takahiro; Koshu, Tsutomu; Takamatsu, Takeshi; Kaneko, Kentaro; Pozueta Romero, Javier Upna; Mitsui, Toshiaki (MDPI, 2018)   Artículo / Artikulua  OpenAccess
      Rice nucleotide pyrophosphatase/phosphodiesterase 1 (NPP1) catalyzes the hydrolytic breakdown of the pyrophosphate and phosphodiester bonds of a number of nucleotides including ADP-glucose and ATP. Under high temperature ...
    • Antagonistic pleiotropy in the bifunctional surface protein fadl (OmpP1) during adaptation of Haemophilus influenzae to chronic lung infection associated with chronic obstructive pulmonary disease 

      Moleres Apilluelo, Javier Upna; Fernández Calvet, Ariadna Upna; Ehrlich, Rachel L.; Martí, Sara; Pérez Regidor, Lucía; Euba, Begoña; Rodríguez Arce, Irene Upna; Balashov, Sergey; Cuevas, Ester; Liñares, Josefina; Ardanuy, Carmen; Martín Santamaría, Sonsoles; Ehrlich, Garth D.; Mell, Joshua Chang; Garmendia, Junkal (American Society for Microbiology, 2018)   Artículo / Artikulua  OpenAccess
      Tracking bacterial evolution during chronic infection provides insights into how host selection pressures shape bacterial genomes. The human-restricted opportunistic pathogen nontypeable Haemophilus influenzae (NTHi) infects ...
    • A cAMP/CRP-controlled mechanism for the incorporation of extracellular ADP-glucose in Escherichia coli involving NupC and NupG nucleoside transporters 

      Almagro Zabalza, Goizeder Upna; Viale, Alejandro M. Upna; Montero Macarro, Manuel Upna; Muñoz Pérez, Francisco José Upna; Baroja Fernández, Edurne Upna; Mori, Hirotada; Pozueta Romero, Javier Upna (Nature Research, 2018)   Artículo / Artikulua  OpenAccess
      ADP-glucose is the precursor of glycogen biosynthesis in bacteria, and a compound abundant in the starchy plant organs ingested by many mammals. Here we show that the enteric species Escherichia coli is capable of scavenging ...
    • Arabidopsis responds to Alternaria alternata volatiles by triggering pPG-independent mechanisms 

      Sánchez López, Ángela María; Bahaji, Abdellatif Upna; Diego, Nuria de; Baslam, Marouane Upna; Li, Jun Upna; Muñoz Pérez, Francisco José Upna; Almagro Zabalza, Goizeder Upna; García-Gómez, Pablo; Ameztoy del Amo, Kinia Upna; Ricarte Bermejo, Adriana Upna; Novák, Ondrej; Humplik, Jan F.; Spíchal, Lukás; Dolezal, Karel; Ciordia, Sergio; Mena, María Carmen; Navajas, Rosana; Baroja Fernández, Edurne Upna; Pozueta Romero, Javier Upna (American Society of Plant Biologists, 2016)   Artículo / Artikulua  OpenAccess
      Volatile compounds (VCs) emitted by phylogenetically diverse microorganisms (including plant pathogens and microbes that do not normally interact mutualistically with plants) promote photosynthesis, growth, and the ...
    • Volatile compounds emitted by diverse phytopathogenic microorganisms promote plant growth and flowering through cytokinin action 

      Sánchez López, Ángela María; Baslam, Marouane Upna; Muñoz Pérez, Francisco José Upna; Bahaji, Abdellatif Upna; Almagro Zabalza, Goizeder Upna; Ricarte Bermejo, Adriana Upna; García-Gómez, Pablo; Baroja Fernández, Edurne Upna; Pozueta Romero, Javier Upna (John Wiley & Sons, 2016)   Artículo / Artikulua  OpenAccess
      It is known that volatile emissions from some beneficial rhizosphere microorganisms promote plant growth. Here we show that volatile compounds (VCs) emitted by phylogenetically diverse rhizosphere and non-rhizhosphere ...
    • Binding of Bacillus thuringiensis subsp. israelensis Cry4Ba to Cyt1Aa has an important role in synergism 

      Cantón, Pablo Emiliano; Zanicthe Reyes, Esmeralda; Ruiz de Escudero Fuentemilla, Íñigo Upna; Bravo, Alejandra; Soberón, Mario (Elsevier, 2011)   Artículo / Artikulua  OpenAccess
      Bacillus thuringiensis subsp. israelensis (Bti) produces at least four different crystal proteins that are specifically toxic to different mosquito species and that belong to two non-related family of toxins, Cry and ...
    • Moonlighting bacteriophage proteins derepress staphylococcal pathogenicity islands 

      Tormo Más, María Ángeles; Mir, Ignacio; Shrestha, Archana; Tallent, Sandra M.; Campoy Sánchez, Susana; Lasa Uzcudun, Íñigo Upna; Barbé, Jordi; Novick, Richard P.; Christie, Gail E.; Penadés, José R. (Nature Research, 2010)   Artículo / Artikulua  OpenAccess
      Staphylococcal superantigen-carrying pathogenicity islands (SaPIs) are discrete, chromosomally integrated units of ∼15 kilobases that are induced by helper phages to excise and replicate. SaPI DNA is then efficiently ...
    • The amino- and carboxyl-terminal fragments of the Bacillus thuringensis Cyt1Aa toxin have differential roles on toxin oligomerization and pore formation 

      Rodríguez Almazán, Claudia; Ruiz de Escudero Fuentemilla, Íñigo Upna; Cantón, Pablo Emiliano; Muñoz Garay, Carlos; Pérez, Claudia; Gill, Sarjeet S.; Soberón, Mario; Bravo, Alejandra (American Chemical Society, 2011)   Artículo / Artikulua  OpenAccess
      The Cyt toxins produced by the bacteria Bacillus thuringiensis show insecticidal activity against some insects, mainly dipteran larvae, being able to kill mosquitoes and black flies. However, they also possess a general ...
    • Near-infrared fluorescence imaging as an alternative to bioluminescent bacteria to monitor biomaterial-associated infections 

      Dinjaski, Nina; Shalu, Suri; Valle Turrillas, Jaione Upna; Lehman, Susan M.; Lasa Uzcudun, Íñigo Upna; Prieto, María Auxiliadora; García, Andrés J. (Elsevier, 2014)   Artículo / Artikulua  OpenAccess
      Biomaterial-associated infection is one of the most common complications related with the implantation of any biomedical device. Several in vivo imaging platforms have emerged as powerful diagnostic tools to longitudinally ...
    • Overexpression of thioredoxin m in tobacco chloroplasts inhibits the protein kinase STN7 and alters photosynthetic performance 

      Ancín Rípodas, María Upna; Fernández San Millán, Alicia Upna; Larraya Reta, Luis María Upna; Morales Iribas, Fermín; Veramendi Charola, Jon Upna; Aranjuelo Michelena, Iker; Farrán Blanch, Inmaculada Upna (Oxford University Press, 2019)   Artículo / Artikulua  OpenAccess
      The activity of the protein kinase STN7, involved in phosphorylation of the light-harvesting complex II (LHCII) proteins, has been reported as being co-operatively regulated by the redox state of the plastoquinone pool ...
    • Calcium inhibits bap-dependent multicellular behavior in Staphylococcus aureus 

      Arrizubieta Balerdi, María Jesús Upna; Toledo Arana, Alejandro Upna; Amorena Zabalza, Beatriz Upna; Penadés, José R.; Lasa Uzcudun, Íñigo Upna (American Society for Microbiology, 2004)   Artículo / Artikulua  OpenAccess
      Bap (biofilm-associated protein) is a 254-kDa staphylococcal surface protein implicated in formation of biofilms by staphylococci isolated from chronic mastitis infections. The presence of potential EF-hand motifs in the ...
    • Bap, a Staphylococcus aureus surface protein involved in biofilm formation 

      Cucarella, Carme; Solano Goñi, Cristina Upna; Valle Turrillas, Jaione Upna; Amorena Zabalza, Beatriz Upna; Lasa Uzcudun, Íñigo Upna; Penadés, José R. (American Society for Microbiology, 2001)   Artículo / Artikulua  OpenAccess
      Identification of new genes involved in biofilm formation is needed to understand the molecular basis of strain variation and the pathogenic mechanisms implicated in chronic staphylococcal infections. A biofilm-producing ...
    • Conditional mutation of an essential putative glycoprotease eliminates autolysis in Staphylococcus aureus 

      Zheng, L.; Yu, C.; Bayles, K.; Lasa Uzcudun, Íñigo Upna; Ji, Y. (American Society for Microbiology, 2007)   Artículo / Artikulua  OpenAccess
      Our previous studies demonstrated that a putative Staphylococcus aureus glycoprotease (Gcp) is essential for bacterial survival, indicating that Gcp may be a novel target for developing antibacterial agents. However, the ...
    • B regulates IS256-mediated Staphylococcus aureus biofilm phenotypic variation 

      Valle Turrillas, Jaione Upna; Vergara Irigaray, Marta Upna; Merino, Nekane Upna; Penadés, José R.; Lasa Uzcudun, Íñigo Upna (American Society for Microbiology, 2007)   Artículo / Artikulua  OpenAccess
      Biofilm formation in Staphylococcus aureus is subject to phase variation, and biofilm-negative derivatives emerge sporadically from a biofilm-positive bacterial population. To date, the only known mechanism for generating ...
    • Glycogen phosphorylase, the product of the glgP Gene, catalyzes glycogen breakdown by removing glucose units from the nonreducing ends in Escherichia coli 

      Alonso Casajús, Nora Upna; Dauvillee, David; Viale, Alejandro M. Upna; Muñoz Pérez, Francisco José Upna; Baroja Fernández, Edurne Upna; Morán Zorzano, María Teresa Upna; Eydallin, Gustavo Upna; Ball, Steven; Pozueta Romero, Javier Upna (American Society for Microbiology, 2006)   Artículo / Artikulua  OpenAccess
      To understand the biological function of bacterial glycogen phosphorylase (GlgP), we have produced and characterized Escherichia coli cells with null or altered glgP expression. glgP deletion mutants (ΔglgP) totally lacked ...